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216 relations: Alaska, Allen Pearson, Anchorage, Alaska, April 1977 Birmingham tornado, Atmospheric pressure, Baseball (ball), Blizzard Warning, Blizzard Watch, Blowing snow advisory, Canada, Caribbean, Centimetre, Central America, Civil Emergency Message, Coastal flood advisory, Coastal flood warning, Coastal flood watch, Contiguous United States, Curtain wall (architecture), Derecho, Dust storm, Dust Storm Warning, Emergency Alert System, Emergency management, Enhanced Fujita scale, Excessive heat warning, Extreme wind warning, Eye (cyclone), Fire warning, First Warning, Flash flood, Flash flood warning, Flash flood watch, Flood warning, Fog, Freezing rain, Freezing spray advisory, Frost, Frostbite, Fujita scale, Gale, Gale warning, Glossary of climate change, Glossary of environmental science, Golf ball, Government agency, Grapefruit, Great Lakes, Greensburg, Kansas, Hail, ..., Half dollar (United States coin), Hazardous seas warning, Hazardous seas watch, Heat advisory, Heat index, Heavy freezing spray warning, Heavy snow warning, Highway, Hurricane Alicia, Hurricane Alma (1966), Hurricane Andrew, Hurricane Camille, Hurricane Carol, Hurricane Charley, Hurricane Danny (1997), Hurricane Diana, Hurricane Erin (1995), Hurricane force wind warning, Hurricane Fran, Hurricane Gaston (2004), Hurricane Gilbert, Hurricane Harvey, Hurricane Hazel, Hurricane Iniki, Hurricane Iris, Hurricane Irma, Hurricane Isidore, Hurricane Ismael, Hurricane Jerry, Hurricane Juan, Hurricane Kate (2015), Hurricane Katrina, Hurricane Marty (2003), Hurricane Roxanne, Hurricane Sandy, Hypothermia, Ice pellets, Ice storm warning, Icing conditions, Inch, Index of climate change articles, Instrument flight rules, International Civil Aviation Organization, Internet, Kansas, Kansas City, Missouri, Knot (unit), Lake effect snow warning, List of National Weather Service Weather Forecast Offices, List of severe weather phenomena, Local storm report, Mid-Atlantic (United States), Missouri, Mobile home, Moore, Oklahoma, National Hurricane Center, National Oceanic and Atmospheric Administration, National Weather Service, National Weather Service bulletin for Hurricane Katrina, NOAA Weather Radio, Norman, Oklahoma, Northeastern United States, Oklahoma, Oklahoma City, Pacific Ocean, Particularly Dangerous Situation, Pea, Penny (United States coin), Pine Lake tornado, Pleasant Hill, Missouri, Polygon, Ponding, Power outage, Quarter (United States coin), Radio, Red flag warning, Regina Cyclone, River, River flood advisory, River flood warning, Saffir–Simpson scale, Seiche, Severe thunderstorm warning, Severe thunderstorm watch, Severe weather terminology (Canada), SIGMET, Significant weather advisory, Skywarn, Small craft advisory, Snow, Softball, South America, Special marine warning, Special weather statement, Specific Area Message Encoding, Springfield, Missouri, Squall, St. Louis, Stevenson screen, Storm drain, Storm Prediction Center, Storm spotting, Storm surge, Storm warning, Stream, Teacup, Ted Fujita, Telephone, Television, Television antenna, Television station, Tennis ball, Thunderstorm, Topeka, Kansas, Tornado, Tornado emergency, Tornado outbreak, Tornado warning, Tornado watch, Tropical cyclone, Tropical cyclone warnings and watches, Tunnel, Turbulence, Tuscaloosa, Alabama, Types of volcanic eruptions, United States, United States Department of Commerce, United States Geological Survey, Urban and small stream flood advisory, Visibility, Volcanic ash, Volcanic Ash Advisory Center, Volcano, Walnut, Waterspout, Weather radar, Wichita, Kansas, Wildfire, Wind, Wind advisory, Wind chill advisory, Wind chill warning, Wind chill watch, Wind shear, Winter storm, Winter storm warning, Winter storm watch, Winter weather advisory, 1871 St. Louis tornado, 1896 St. Louis–East St. Louis tornado, 1900 Galveston hurricane, 1925 Miami tornado, 1935 Labor Day hurricane, 1953 Worcester tornado, 1959 Mexico hurricane, 1997 Miami tornado, 1999 Bridge Creek–Moore tornado, 1999 Salt Lake City tornado, 2007 Brooklyn tornadoes, 2008 Atlanta tornado outbreak, 2010 Bronx tornado, 2010 Brooklyn/Queens tornadoes, 2011 Joplin tornado, 2011 Tuscaloosa–Birmingham tornado, 2013 El Reno tornado, 2013 Moore tornado. Expand index (166 more) »
Alaska
Alaska (Alax̂sxax̂) is a U.S. state located in the northwest extremity of North America.
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Allen Pearson
Allen Pearson was the Director of the National Severe Storms Forecast Center from 1965–79 and began to collaborate with Tetsuya Theodore "Ted" Fujita on tornado physical characteristics soon after the 1970 Lubbock Tornado.
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Anchorage, Alaska
Anchorage (officially called the Municipality of Anchorage) (Dena'ina Athabascan: Dgheyaytnu) is a unified home rule municipality in the U.S. state of Alaska.
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April 1977 Birmingham tornado
The April 1977 Birmingham tornado was a powerful tornado that struck the northern suburbs of the Greater Birmingham Area in central Alabama during the afternoon of April 4, 1977.
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Atmospheric pressure
Atmospheric pressure, sometimes also called barometric pressure, is the pressure within the atmosphere of Earth (or that of another planet).
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Baseball (ball)
A baseball is a ball used in the sport of the same name.
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Blizzard Warning
A Blizzard Warning (SAME code: BZW) is an advisory issued by the National Weather Service of the United States which means sustained winds or frequent gusts of 35 mph / 15 m/s or greater with heavy snow is forecast for a period of 3 hours or more.
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Blizzard Watch
A Blizzard Watch was a bulletin issued by the National Weather Service of the United States which meant winds greater than, mixed with falling or blowing snow, and visibilities of or less is forecast for a period of 3 hours or more.
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Blowing snow advisory
A Blowing snow advisory was issued by the National Weather Service of the United States when wind driven snow reduces surface visibility and possibly hampers traveling.
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Canada
Canada is a country located in the northern part of North America.
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Caribbean
The Caribbean is a region that consists of the Caribbean Sea, its islands (some surrounded by the Caribbean Sea and some bordering both the Caribbean Sea and the North Atlantic Ocean) and the surrounding coasts.
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Centimetre
A centimetre (international spelling as used by the International Bureau of Weights and Measures; symbol cm) or centimeter (American spelling) is a unit of length in the metric system, equal to one hundredth of a metre, centi being the SI prefix for a factor of.
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Central America
Central America (América Central, Centroamérica) is the southernmost, isthmian portion of the North American continent, which connects with the South American continent on the southeast.
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Civil Emergency Message
Civil Emergency Message (SAME code: CEM) is a warning issued through the Emergency Alert System (EAS) in the United States to warn the public of a significant in-progress or imminent threat to public safety.
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Coastal flood advisory
A Coastal Flood Advisory is issued by the National Weather Service of the United States when coastal flooding along the coast of the Atlantic Ocean, Pacific Ocean, or the Gulf of Mexico is occurring or imminent, but does not pose a serious threat to lives or property, but rather will simply pose a nuisance to people in the affected area.
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Coastal flood warning
A Coastal Flood Warning is issued by the National Weather Service of the United States when coastal flooding is either imminent or occurring along the coast of the Atlantic Ocean, Pacific Ocean, or the Gulf of Mexico.
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Coastal flood watch
A Coastal Flood Watch is issued by the National Weather Service of the United States when coastal flooding along the coast of the Atlantic Ocean, Pacific Ocean, or the Gulf of Mexico is possible.
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Contiguous United States
The contiguous United States or officially the conterminous United States consists of the 48 adjoining U.S. states plus Washington, D.C. on the continent of North America.
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Curtain wall (architecture)
A curtain wall system is an outer covering of a building in which the outer walls are non-structural, utilized to keep the weather out and the occupants in.
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Derecho
A derecho (from derecho, "straight") is a widespread, long-lived, straight-line wind storm that is associated with a land-based, fast-moving group of severe thunderstorms.
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Dust storm
A dust storm is a meteorological phenomenon common in arid and semi-arid regions.
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Dust Storm Warning
A Dust Storm Warning (SAME code: DSW) is issued by the National Weather Service in the United States when blowing dust is expected to frequently reduce visibility to or less, generally with winds of or more.
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Emergency Alert System
The Emergency Alert System (EAS) is a national warning system in the United States put into place on January 1, 1997 (approved by Federal Communications Commission (FCC) in November 1994), when it replaced the Emergency Broadcast System (EBS), which in turn replaced the CONELRAD System.
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Emergency management
Emergency management or disaster management is the organization and management of the resources and responsibilities for dealing with all humanitarian aspects of emergencies (preparedness, response, and recovery).
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Enhanced Fujita scale
The Enhanced Fujita scale (EF-Scale) rates the intensity of tornadoes in the United States and Canada based on the damage they cause.
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Excessive heat warning
An Excessive-Heat Warning is issued by the National Weather Service of the United States within 12 hours of the heat index reaching one of two criteria levels.
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Extreme wind warning
In National Weather Service (NWS) terminology, an extreme wind warning (EWW) is a warning issued when a landfalling hurricane or a derecho is expected to bring winds of 100 knots (115 mph, 185 km/h, 51 m/s) or above to a specific location.
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Eye (cyclone)
The eye is a region of mostly calm weather at the center of strong tropical cyclones.
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Fire warning
A Fire Warning (SAME code: FRW) is a warning issued through the Emergency Alert System (EAS) in the United States by civil authorities to inform the public of major, uncontrolled fires (usually wildfires) threatening populated areas and/or major roadways.
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First Warning
First Warning is the name of a severe weather warning system designed for broadcast television stations, typically those in the United States.
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Flash flood
A flash flood is a rapid flooding of geomorphic low-lying areas: washes, rivers, dry lakes and basins.
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Flash flood warning
A Flash Flood Warning (SAME code: FFW) is issued by the United States National Weather Service when a flash flood is imminent or occurring in the warned area.
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Flash flood watch
A flash flood watch (SAME code: FFA; also referred as a "green box" by meteorologists) is issued by the National Weather Service when conditions are favorable for flash flooding in flood-prone areas, usually when grounds are already saturated from recent rains, or when upcoming rains will have the potential to cause a flash flood.
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Flood warning
A Flood warning is closely linked to the task of flood forecasting.
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Fog
Fog is a visible aerosol consisting of minute water droplets or ice crystals suspended in the air at or near the Earth's surface.
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Freezing rain
Freezing rain is the name given to rain precipitation maintained at temperatures below freezing by the ambient air mass that causes freezing on contact with surfaces.
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Freezing spray advisory
A Freezing Spray Advisory is issued by the National Weather Service of the United States to warn vessels that accumulation of freezing water droplets due to a combination of cold water, wind, cold air, and vessel movement is possible, however, accumulations are not expected to reach rates of 2 cm per hour.
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Frost
Frost is the coating or deposit of ice that may form in humid air in cold conditions, usually overnight.
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Frostbite
Frostbite occurs when exposure to low temperatures causes freezing of the skin or other tissues.
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Fujita scale
The Fujita scale (F-Scale), or Fujita–Pearson scale (FPP scale), is a scale for rating tornado intensity, based primarily on the damage tornadoes inflict on human-built structures and vegetation.
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Gale
A gale is a strong wind, typically used as a descriptor in nautical contexts.
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Gale warning
Weather services issue a gale warning for maritime locations currently or imminently experiencing winds of Gale Force on the Beaufort scale.
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Glossary of climate change
This article serves as a glossary of climate change terms.
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Glossary of environmental science
This is a glossary of environmental science.
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Golf ball
A golf ball is a special ball designed to be used in the game of golf.
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Government agency
A government or state agency, sometimes an appointed commission, is a permanent or semi-permanent organization in the machinery of government that is responsible for the oversight and administration of specific functions, such as an intelligence agency.
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Grapefruit
The grapefruit (Citrus × paradisi) is a subtropical citrus tree known for its sour to semi-sweet, somewhat bitter fruit.
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Great Lakes
The Great Lakes (les Grands-Lacs), also called the Laurentian Great Lakes and the Great Lakes of North America, are a series of interconnected freshwater lakes located primarily in the upper mid-east region of North America, on the Canada–United States border, which connect to the Atlantic Ocean through the Saint Lawrence River.
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Greensburg, Kansas
Greensburg is a city in, and the county seat of, Kiowa County, Kansas, United States.
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Hail
Hail is a form of solid precipitation.
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Half dollar (United States coin)
The half dollar, sometimes referred to as the half for short, is a United States coin worth 50 cents, one-half of a dollar, and is the largest United States circulating coin currently produced in both size and weight, being 1.205 inches (30.61 mm) in diameter and.085 inches (2.15 mm) in thickness, and is twice the weight of the quarter.
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Hazardous seas warning
A Hazardous Seas Warning is issued by the National Weather Service of the United States when wave heights and/or wave steepness values reach certain criteria.
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Hazardous seas watch
A Hazardous Seas Watch is issued by the National Weather Service of the United States when there is an increased threat of high wave heights and/or wave steepness values reach a certain criteria, but the occurrence, timing, and/or location are still uncertain.
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Heat advisory
A Heat Advisory is issued by the National Weather Service of the United States..
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Heat index
The heat index (HI) or humiture is an index that combines air temperature and relative humidity, in shaded areas, to posit a human-perceived equivalent temperature, as how hot it would feel if the humidity were some other value in the shade.
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Heavy freezing spray warning
A Heavy Freezing Spray Warning is issued by the National Weather Service of the United States to warn vessels that accumulation of freezing water droplets due to a combination of cold water, wind, cold air, and vessel movement is likely.
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Heavy snow warning
A Heavy snow warning was a weather warning issued by the National Weather Service of the United States during times when a high rate of snowfall was occurring or was forecast.
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Highway
A highway is any public or private road or other public way on land.
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Hurricane Alicia
Hurricane Alicia was a small but powerful hurricane that caused major destruction within the southeastern parts of Texas in August of 1983.
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Hurricane Alma (1966)
Hurricane Alma was a rare June major hurricane in the 1966 Atlantic hurricane season.
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Hurricane Andrew
Hurricane Andrew was a Category 5 Atlantic hurricane that struck the Bahamas and Florida in mid-August 1992, the most destructive hurricane to ever hit the state until Hurricane Irma surpassed it 25 years later.
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Hurricane Camille
Hurricane Camille was the second-most intense tropical cyclone to strike the United States on record.
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Hurricane Carol
Hurricane Carol was among the worst tropical cyclones on record to affect the states of Connecticut and Rhode Island in the United States.
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Hurricane Charley
Hurricane Charley was the first of four individual hurricanes to impact or strike Florida during 2004, along with Frances, Ivan and Jeanne, as well as one of the strongest hurricanes ever to strike the United States.
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Hurricane Danny (1997)
Hurricane Danny was the only hurricane to make landfall in the United States during the 1997 Atlantic hurricane season, and the second hurricane and fourth tropical storm of the season.
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Hurricane Diana
Hurricane Diana was the deadliest tropical cyclone during the 1990 Atlantic hurricane season, killing 139 people in Mexico.
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Hurricane Erin (1995)
Hurricane Erin was the fifth named tropical cyclone and the second hurricane of the unusually active 1995 Atlantic hurricane season.
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Hurricane force wind warning
A hurricane force wind warning is a warning issued by the National Weather Service of the United States when sustained winds or frequent gusts of 64 knots (118 km/h, 74 mph) or greater are either being observed or are predicted to occur.
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Hurricane Fran
Hurricane Fran caused extensive damage in the United States in early September 1996.
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Hurricane Gaston (2004)
Hurricane Gaston was a minimal hurricane that made landfall in South Carolina on August 29, 2004.
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Hurricane Gilbert
Hurricane Gilbert was the most intense Atlantic hurricane on record until it was surpassed in 2005 by Hurricane Wilma.
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Hurricane Harvey
Hurricane Harvey is tied with Hurricane Katrina as the costliest tropical cyclone on record, inflicting $125 billion (2017 USD) in damage, primarily from catastrophic rainfall-triggered flooding in the Houston metropolitan area.
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Hurricane Hazel
Hurricane Hazel was the deadliest and costliest hurricane of the 1954 Atlantic hurricane season.
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Hurricane Iniki
Hurricane Iniki (Hawaiian: iniki meaning "strong and piercing wind") was the most powerful hurricane to strike the U.S. state of Hawaii in recorded history.
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Hurricane Iris
Hurricane Iris was a small, but powerful tropical cyclone that caused widespread destruction in Belize.
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Hurricane Irma
Hurricane Irma was an extremely powerful and catastrophic Cape Verde hurricane, the strongest observed in the Atlantic in terms of maximum sustained winds since Wilma, and the strongest storm on record to exist in the open Atlantic region.
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Hurricane Isidore
Hurricane Isidore was the ninth named storm and the second hurricane in the 2002 Atlantic hurricane season.
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Hurricane Ismael
Hurricane Ismael was a weak, but deadly Pacific hurricane that killed over one hundred people in northern Mexico in September of the 1995 Pacific hurricane season.
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Hurricane Jerry
Hurricane Jerry caused minor damage in Texas and flash flooding in Kentucky and Virginia in October 1989.
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Hurricane Juan
Hurricane Juan was a significant tropical cyclone that heavily damaged parts of Atlantic Canada in late September 2003.
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Hurricane Kate (2015)
Hurricane Kate was the latest Atlantic hurricane to form in the basin since Hurricane Epsilon in 2005, as well as one of the northernmost November hurricanes on record.
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Hurricane Katrina
Hurricane Katrina was an extremely destructive and deadly Category 5 hurricane that caused catastrophic damage along the Gulf coast from central Florida to Texas, much of it due to the storm surge and levee failure.
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Hurricane Marty (2003)
Hurricane Marty was the deadliest tropical cyclone of the 2003 Pacific hurricane season.
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Hurricane Roxanne
Hurricane Roxanne was a rare and erratic tropical cyclone that caused extensive flooding in Mexico, due to its unusual movement.
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Hurricane Sandy
Hurricane Sandy (unofficially referred to as Superstorm Sandy) was the deadliest and most destructive hurricane of the 2012 Atlantic hurricane season.
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Hypothermia
Hypothermia is reduced body temperature that happens when a body dissipates more heat than it absorbs.
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Ice pellets
Ice pellets are a form of precipitation consisting of small, translucent balls of ice.
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Ice storm warning
An Ice Storm Warning is issued by the National Weather Service of the United States when freezing rain produces a significant and possibly damaging accumulation of ice.
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Icing conditions
In aviation, icing conditions are those atmospheric conditions that can lead to the formation of water ice on the surfaces of an aircraft, or within the engine as carburetor icing.
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Inch
The inch (abbreviation: in or &Prime) is a unit of length in the (British) imperial and United States customary systems of measurement now formally equal to yard but usually understood as of a foot.
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Index of climate change articles
This is a list of climate change topics.
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Instrument flight rules
Instrument flight rules (IFR) is one of two sets of regulations governing all aspects of civil aviation aircraft operations; the other is visual flight rules (VFR).
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International Civil Aviation Organization
The International Civil Aviation Organization (ICAO Organisation de l'aviation civile internationale, OACI), is a specialized agency of the United Nations.
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Internet
The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.
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Kansas
Kansas is a U.S. state in the Midwestern United States.
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Kansas City, Missouri
Kansas City is the largest city in the U.S. state of Missouri.
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Knot (unit)
The knot is a unit of speed equal to one nautical mile per hour, exactly 1.852 km/h (approximately 1.15078 mph).
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Lake effect snow warning
A Lake Effect Snow Warning is a bulletin issued by the National Weather Service in the United States to warn of heavy snowfall amounts that are imminent from convective snow generated by very cold airmass passing over unfrozen lakes (lake effect snow).
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List of National Weather Service Weather Forecast Offices
The National Weather Service operates 122 weather forecast offices in six regions.
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List of severe weather phenomena
Severe weather phenomena are weather conditions that are hazardous to human life and property.
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Local storm report
A Local Storm Report (LSR) is transmitted by the National Weather Service (NWS) when it receives significant information from storm spotters, such as amateur radio operators, storm chasers, law enforcement officials, civil defense (now emergency management) personnel, firefighters, EMTs or public citizens, about severe weather conditions in their warning responsibility area (County Warning Area or CWA).
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Mid-Atlantic (United States)
The Mid-Atlantic, also called Middle Atlantic states or the Mid-Atlantic states, form a region of the United States generally located between New England and the South Atlantic States.
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Missouri
Missouri is a state in the Midwestern United States.
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Mobile home
A mobile home (also trailer, trailer home, house trailer, static caravan, residential caravan) is a prefabricated structure, built in a factory on a permanently attached chassis before being transported to site (either by being towed or on a trailer).
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Moore, Oklahoma
Moore is a city in Cleveland County, Oklahoma, United States, and is part of the Oklahoma City metropolitan area.
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National Hurricane Center
The National Hurricane Center (NHC) is the division of the United States' National Weather Service responsible for tracking and predicting weather systems within the tropics between the Prime Meridian and the 140th meridian west poleward to the 30th parallel north in the northeast Pacific Ocean and the 31st parallel north in the northern Atlantic Ocean.
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National Oceanic and Atmospheric Administration
The National Oceanic and Atmospheric Administration (NOAA; pronounced, like "Noah") is an American scientific agency within the United States Department of Commerce that focuses on the conditions of the oceans, major waterways, and the atmosphere.
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National Weather Service
The National Weather Service (NWS) is an agency of the United States Federal Government that is tasked with providing weather forecasts, warnings of hazardous weather, and other weather-related products to organizations and the public for the purposes of protection, safety, and general information.
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National Weather Service bulletin for Hurricane Katrina
The National Weather Service bulletin for the New Orleans region of 10:11 a.m., August 28, 2005 was a particularly dire warning issued by the local Weather Forecast Office in Slidell, Louisiana, warning of the devastation that of Hurricane Katrina could wreak upon the Gulf Coast of the United States, and the torrent of pain, misery and suffering that would follow once the storm left the area.
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NOAA Weather Radio
NOAA Weather Radio (NWR; also known as NOAA Weather Radio All Hazards) is an automated 24-hour network of VHF FM weather radio stations in the United States that broadcast weather information directly from a nearby National Weather Service office.
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Norman, Oklahoma
Norman is a city in the U.S. state of Oklahoma south of downtown Oklahoma City in its metropolitan area.
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Northeastern United States
The Northeastern United States, also referred to as the American Northeast or simply the Northeast, is a geographical region of the United States bordered to the north by Canada, to the east by the Atlantic Ocean, to the south by the Southern United States, and to the west by the Midwestern United States.
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Oklahoma
Oklahoma (Uukuhuúwa, Gahnawiyoˀgeh) is a state in the South Central region of the United States.
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Oklahoma City
Oklahoma City, often shortened to OKC, is the capital and largest city of the U.S. state of Oklahoma.
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Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's oceanic divisions.
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Particularly Dangerous Situation
A Particularly Dangerous Situation (PDS) is a type of enhanced wording first used by the Storm Prediction Center (SPC), a national guidance center of the United States National Weather Service, for tornado watches and eventually expanded to use for other severe weather watches and warnings.
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Pea
The pea is most commonly the small spherical seed or the seed-pod of the pod fruit Pisum sativum.
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Penny (United States coin)
The United States one-cent coin, often called a penny, is a unit of currency equaling one-hundredth of a United States dollar.
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Pine Lake tornado
The Pine Lake tornado was a deadly tornado in central Alberta which occurred on July 14, 2000 and struck a campground and a trailer park.
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Pleasant Hill, Missouri
Pleasant Hill is a city in Cass County, Missouri, United States.
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Polygon
In elementary geometry, a polygon is a plane figure that is bounded by a finite chain of straight line segments closing in a loop to form a closed polygonal chain or circuit.
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Ponding
Ponding is the (typically) unwanted pooling of water, typically on a flat roof or roadway.
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Power outage
A power outage (also called a power cut, a power out, a power blackout, power failure or a blackout) is a short-term or a long-term loss of the electric power to a particular area.
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Quarter (United States coin)
The quarter, short for quarter dollar, is a United States coin worth 25 cents, one-fourth of a dollar.
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Radio
Radio is the technology of using radio waves to carry information, such as sound, by systematically modulating properties of electromagnetic energy waves transmitted through space, such as their amplitude, frequency, phase, or pulse width.
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Red flag warning
A red flag warning is a forecast warning issued by the United States National Weather Service to inform area firefighting and land management agencies that conditions are ideal for wildland fire combustion, and rapid spread.
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Regina Cyclone
The Regina Cyclone, or Regina tornado of 1912, was a tornado that devastated the city of Regina, Saskatchewan, Canada, on June 30, 1912.
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River
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river.
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River flood advisory
A River Flood Advisory is issued by the National Weather Service of the United States when minor flooding at formal forecast points with river gaging sites and established flood stages is possible.
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River flood warning
A river flood warning is issued by the National Weather Service of the United States when forecast points with formal river gaging sites and established flood stages along rivers, where flooding has already been forecast, is imminent or occurring.
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Saffir–Simpson scale
The Saffir–Simpson hurricane wind scale (SSHWS), formerly the Saffir–Simpson hurricane scale (SSHS), classifies hurricanesWestern Hemisphere tropical cyclones that exceed the intensities of tropical depressions and tropical stormsinto five categories distinguished by the intensities of their sustained winds.
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Seiche
A seiche is a standing wave in an enclosed or partially enclosed body of water.
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Severe thunderstorm warning
A severe thunderstorm warning (SAME code: SVR) is an alert issued when trained storm spotters or a Doppler weather radar indicate that a thunderstorm is producing or will soon produce dangerously large hail or high winds, capable of causing significant damage.
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Severe thunderstorm watch
A Severe Thunderstorm Watch (SAME code: SVA) is issued when weather conditions are favorable for the development of severe thunderstorms.
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Severe weather terminology (Canada)
This article describes severe weather terminology used by the Meteorological Service of Canada, a branch within Environment and Climate Change Canada.
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SIGMET
SIGMET, or Significant Meteorological Information, is a weather advisory that contains meteorological information concerning the safety of all aircraft.
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Significant weather advisory
A significant weather advisory (alternately termed as a "significant weather alert" or a "special weather statement", the terminology varies depending on the local National Weather Service Weather Forecast Office) is issued when Doppler radar indicates a strong thunderstorm is producing small hail or high winds whose strength does not reach the criteria to be designated a severe thunderstorm.
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Skywarn
Skywarn (stylized as SKYWARN) is a program of the United States' National Weather Service (NWS).
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Small craft advisory
A small craft advisory is a type of warning issued by the National Weather Service in the United States.
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Snow
Snow refers to forms of ice crystals that precipitate from the atmosphere (usually from clouds) and undergo changes on the Earth's surface.
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Softball
Softball is a variant of baseball played with a larger ball (11 in. to 12 in. sized ball) on a smaller field.
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South America
South America is a continent in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere.
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Special marine warning
A Special Marine Warning (Specific Area Message Encoding SAME Code: SMW) is a warning product issued by the U.S. National Weather Service for potentially hazardous marine weather conditions usually of short duration (up to 2 hours) producing sustained marine thunderstorm winds or associated gusts of 34 knots or greater; or hail 3/4 inch or more in diameter; or waterspouts affecting areas included in a Coastal Waters Forecast, a Nearshore Marine Forecast, or a Great Lakes Open Lakes Forecast that is not adequately covered by existing marine warnings.
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Special weather statement
A Special Weather Statement (Codename SPS with FEMA and National Weather Service) is a form of weather advisory.
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Specific Area Message Encoding
Specific Area Message Encoding (SAME) is the protocol used to encode the Emergency Alert System (EAS) and NOAA Weather Radio (NWR) in the U.S. and Weatheradio Canada in Canada.
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Springfield, Missouri
Springfield is the third-largest city in the state of Missouri and the county seat of Greene County.
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Squall
A squall is a sudden, sharp increase in wind speed that is usually associated with active weather, such as rain showers, thunderstorms, or heavy snow.
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St. Louis
St.
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Stevenson screen
A Stevenson screen or instrument shelter is a shelter or an enclosure to shield meteorological instruments against precipitation and direct heat radiation from outside sources, while still allowing air to circulate freely around them.
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Storm drain
A storm drain, storm sewer (U.S. and Canada), surface water drain/sewer (United Kingdom), or stormwater drain (Australia and New Zealand) is designed to drain excess rain and ground water from impervious surfaces such as paved streets, car parks, parking lots, footpaths, sidewalks, and roofs.
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Storm Prediction Center
The Storm Prediction Center (SPC) is a government agency that is part of the National Centers for Environmental Prediction (NCEP), operating under the control of the National Weather Service (NWS), which in turn is part of the National Oceanic and Atmospheric Administration (NOAA) of the United States Department of Commerce (DoC).
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Storm spotting
Storm spotting is a form of weather spotting in which observers watch for the approach of severe weather, monitor its development and progression, and actively relay their findings to local authorities.
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Storm surge
A storm surge, storm flood or storm tide is a coastal flood or tsunami-like phenomenon of rising water commonly associated with low pressure weather systems (such as tropical cyclones and strong extratropical cyclones), the severity of which is affected by the shallowness and orientation of the water body relative to storm path, as well as the timing of tides.
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Storm warning
At sea, a storm warning is a warning issued by the National Weather Service of the United States when winds between 48 knots (89 km/h, 55 mph) and 63 knots (117 km/h, 73 mph) are occurring or predicted to occur soon.
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Stream
A stream is a body of water with surface water flowing within the bed and banks of a channel.
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Teacup
A teacup is a cup for drinking tea.
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Ted Fujita
was a prominent Japanese-American severe storms researcher.
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Telephone
A telephone, or phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly.
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Television
Television (TV) is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in colour, and in two or three dimensions and sound.
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Television antenna
A television antenna, or TV aerial, is an antenna specifically designed for the reception of over-the-air broadcast television signals, which are transmitted at frequencies from about 41 to 250 MHz in the VHF band, and 470 to 960 MHz in the UHF band in different countries.
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Television station
A television station is a set of equipment managed by a business, organisation or other entity, such as an amateur television (ATV) operator, that transmits video content via radio waves directly from a transmitter on the earth's surface to a receiver on earth.
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Tennis ball
A tennis ball is a ball designed for the sport of tennis.
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Thunderstorm
A thunderstorm, also known as an electrical storm, lightning storm, or thundershower, is a storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere, known as thunder.
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Topeka, Kansas
Topeka (Kansa: Tó Pee Kuh) is the capital city of the U.S. state of Kansas and the seat of Shawnee County.
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Tornado
A tornado is a rapidly rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.
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Tornado emergency
A tornado emergency is an enhanced version of a tornado warning, which is used by the National Weather Service (NWS) in the United States during significant tornado occurrences in highly populated areas.
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Tornado outbreak
A tornado outbreak is the occurrence of multiple tornadoes spawned by the same synoptic scale weather system.
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Tornado warning
A tornado warning (SAME code: TOR) is an alert issued by national weather forecasting agencies to warn the public that severe thunderstorms with tornadoes are imminent or occurring.
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Tornado watch
A tornado watch (SAME code: TOA) is issued when weather conditions are favorable for the development of severe thunderstorms called a supercell that are capable of producing tornadoes.
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Tropical cyclone
A tropical cyclone is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain.
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Tropical cyclone warnings and watches
Tropical cyclone warnings and watches are two levels of alert issued by national weather forecasting bodies to coastal areas threatened by the imminent approach of a tropical cyclone of tropical storm or hurricane intensity.
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Tunnel
A tunnel is an underground passageway, dug through the surrounding soil/earth/rock and enclosed except for entrance and exit, commonly at each end.
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Turbulence
In fluid dynamics, turbulence or turbulent flow is any pattern of fluid motion characterized by chaotic changes in pressure and flow velocity.
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Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama (in the southeastern United States).
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Types of volcanic eruptions
Several types of volcanic eruptions—during which lava, tephra (ash, lapilli, volcanic bombs and volcanic blocks), and assorted gases are expelled from a volcanic vent or fissure—have been distinguished by volcanologists.
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United States
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
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United States Department of Commerce
The United States Department of Commerce is the Cabinet department of the United States government concerned with promoting economic growth.
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United States Geological Survey
The United States Geological Survey (USGS, formerly simply Geological Survey) is a scientific agency of the United States government.
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Urban and small stream flood advisory
An Urban and small stream flood advisory is issued when ponding of water of streets, low-lying areas, highways, underpasses, urban storm drains, and elevation of creek and small stream levels is occurring or imminent.
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Visibility
In meteorology, visibility is a measure of the distance at which an object or light can be clearly discerned.
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Volcanic ash
Volcanic ash consists of fragments of pulverized rock, minerals and volcanic glass, created during volcanic eruptions and measuring less than 2 mm (0.079 inches) in diameter.
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Volcanic Ash Advisory Center
A Volcanic Ash Advisory Center (VAAC) is a group of experts responsible for coordinating and disseminating information on atmospheric volcanic ash clouds that may endanger aviation.
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Volcano
A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
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Walnut
A walnut is the nut of any tree of the genus Juglans (Family Juglandaceae), particularly the Persian or English walnut, Juglans regia.
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Waterspout
A waterspout is an intense columnar vortex (usually appearing as a funnel-shaped cloud) that occurs over a body of water.
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Weather radar
Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.). Modern weather radars are mostly pulse-Doppler radars, capable of detecting the motion of rain droplets in addition to the intensity of the precipitation.
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Wichita, Kansas
Wichita is the largest city in the U.S. state of Kansas.
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Wildfire
A wildfire or wildland fire is a fire in an area of combustible vegetation that occurs in the countryside or rural area.
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Wind
Wind is the flow of gases on a large scale.
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Wind advisory
A Wind Advisory is generally issued by the National Weather Service of the United States when there are sustained winds of and/or gusts of over land.
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Wind chill advisory
A Wind Chill Advisory is issued by the National Weather Service of the United States when the wind chill is low enough that it poses a threat to human health and life if adequate protection is not taken against hypothermia and frostbite.
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Wind chill warning
A wind chill warning is issued by Environment Canada or the National Weather Service of the United States when the wind chill is low enough that it becomes life-threatening.
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Wind chill watch
A Wind Chill Watch is issued by the National Weather Service of the United States when the wind chill could reach dangerous levels within the next 12 to 48 hours.
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Wind shear
Wind shear (or windshear), sometimes referred to as wind gradient, is a difference in wind speed and/or direction over a relatively short distance in the atmosphere.
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Winter storm
A winter storm is an event in which varieties of precipitation are formed that only occur at low temperatures, such as snow or sleet, or a rainstorm where ground temperatures are low enough to allow ice to form (i.e. freezing rain).
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Winter storm warning
A winter storm warning (SAME code: WSW) is a statement made by the National Weather Service of the United States which means a winter storm is occurring or is about to occur in the area, usually within 36 hours.
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Winter storm watch
A Winter Storm Watch is issued by the National Weather Service of the United States when there is a potential for heavy snow or significant ice accumulations.
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Winter weather advisory
A Winter Weather Advisory is issued by the National Weather Service of the United States when a low pressure system produces a combination of winter weather (snow, freezing rain, or sleet) that presents a hazard, but does not meet warning criteria.
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1871 St. Louis tornado
The 1871 St.
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1896 St. Louis–East St. Louis tornado
The 1896 St.
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1900 Galveston hurricane
The Great Galveston Hurricane, known regionally as the Great Storm of 1900, was the deadliest natural disaster in United States history.
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1925 Miami tornado
The 1925 Miami tornado was a strong tornado that struck Dade County, Florida, on April 5, 1925.
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1935 Labor Day hurricane
The 1935 Labor Day Hurricane was the most intense hurricane to make landfall in the United States on record and the most intense Atlantic hurricane until Hurricane Gilbert.
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1953 Worcester tornado
The 1953 Worcester tornado was an extremely powerful tornado that struck the city and surrounding area of Worcester, Massachusetts on June 9, 1953.
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1959 Mexico hurricane
The 1959 Mexico hurricane was the deadliest Pacific hurricane on record.
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1997 Miami tornado
The 1997 Miami Tornado (also known as the Great Miami Tornado) was an F1 tornado which touched down in Miami, Florida on May 12, 1997.
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1999 Bridge Creek–Moore tornado
The 1999 Bridge Creek–Moore tornado (locally referred to as the May 3rd tornado) was an extremely powerful F5 tornado in which the highest wind speeds ever measured globally were recorded at by a Doppler on Wheels (DOW) radar.
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1999 Salt Lake City tornado
The 1999 Salt Lake City tornado was a very rare tornado that occurred in Salt Lake City, Utah on August 11, 1999, during an unusually strong summer monsoon season.
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2007 Brooklyn tornadoes
The 2007 Brooklyn tornado was the strongest tornado on record to strike in New York City.
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2008 Atlanta tornado outbreak
The 2008 Atlanta tornado outbreak was a tornado outbreak that affected the Southeastern United States on March 14–15, 2008.
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2010 Bronx tornado
The 2010 Bronx tornado was a rare EF1 tornado which struck the Bronx in New York City, United States, touching down there on July 25, 2010 and traveled during its ten-minute track.
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2010 Brooklyn/Queens tornadoes
The 2010 Brooklyn/Queens tornadoes were a severe weather event that occurred in the boroughs of Brooklyn and Queens in New York City on September 16, 2010.
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2011 Joplin tornado
The 2011 Joplin tornado was a catastrophic EF5-rated multiple-vortex tornado that struck Joplin, Missouri, late in the afternoon of Sunday, May 22, 2011.
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2011 Tuscaloosa–Birmingham tornado
The 2011 Tuscaloosa–Birmingham tornado was a large and violent EF4 multiple-vortex tornado that devastated portions of Tuscaloosa and Birmingham, Alabama, as well as smaller communities and rural areas between the two cities, during the late afternoon and early evening of Wednesday, April 27, 2011.
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2013 El Reno tornado
The 2013 El Reno tornado was a very large EF3 tornado that occurred over rural areas of Central Oklahoma during the early evening of May 31, 2013.
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2013 Moore tornado
On the afternoon of May 20, 2013, a large and very powerful EF5 tornado ravaged Moore, Oklahoma, and adjacent areas, with peak winds estimated at, killing 24 people (plus two indirect fatalities) and injuring 212 others.
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Redirects here:
Dense Fog Advisory, Freeze Warning, Freezing Fog Advisory, Freezing Rain Warnings, Freezing Spray Advisory, Frost Advisory, Hard Freeze Warning, Heavy Freezing Spray Advisory, High wind watch, Lakeshore Flood Warning, Marine Weather Statement, Marine weather statement, Seiche Warning, Severe weather statement, Wind Chill Advisory, Wind Chill Warning, Winter weather watches, warnings, and advisories.
References
[1] https://en.wikipedia.org/wiki/Severe_weather_terminology_(United_States)
