U.S. Severe Weather Map

Geactualiseerd: 09:20 AM GMT op 07 November, 2009 — Edit My Time Zone

Click on a colored region of the map for details.

Weather Warning Legend:

- Tornado Warning
A tornado warning is issued when a funnel cloud has been spotted or a rotating thunderstorm has been indicated by doppler radar.

- Tornado Watch
A tornado watch is issued when thunderstorms in and near the watch box area may produce tornadoes.

- Zwaar Onweer Waarschuwing
A severe thunderstorm warning is issued when a storm with any of these severe weather criteria is approaching the warning area:

Hail 3/4 of an inch or greater
Winds greater than 58 mph
Recent history of tree, telephone pole, or other structural damage

- Severe Thunderstorm Watch
A severe thunderstorm watch is issued when there is a possibility that thunderstorms in and near the watch box area may produce the following severe weather conditions:

Hail 3/4 of an inch or greater
Winds greater than 58 mph

- Winter Weather Advisory
A winter weather advisory is issued when significant accumulations of snow, sleet, or freezing rain may affect the advisory area.

- High Wind Advisory
A high wind advisory is issued when sustained winds of 31 mph or greater are expected to occur for at least 1 hour. This advisory can also be issued if winds of 46 mph or greater are expected for any length of time.

- Overstroming Waarschuwing
A flood warning is issued when flooding is occuring or is about to occur.

- Flood Watch / Flood Statement
A flood watch is issued when flooding is possible in the watch area.

- Hurricane Local Statement
This statement is issued when it is necessary to inform the public of hurricane or tropical storm watches and warnings. These statements contain detailed information of when and what adverse conditions to expect as a result of the tropical system affecting the statement area.

- Heat Advisory
A heat advisory is issued when the heat index is expected to exceed 105 °F (100 °F in New York City) or if nighttime lows are expected to be greater than 80 °F for two or more nights.

- Dichte mist waarschuwing
A dense fog advisory is issued when fog that reduces visibility to 1/4 mile or less is possible in the advisory area.

- Fire Weather Advisory
A fire weather advisory is issued when dry conditions in the advisory area result in a situation where forest or brush fires are possible.

- Hurricane Watch
A Hurricane Watch means hurricane conditions are possible in the next 24 hours.

- Hurricane Warning
A Hurricane Warning means hurricane conditions are expected in the next 24 hours.

- Tropical Storm Watch
A Tropical Storm warning means tropical storm conditions are possible in the next 24 hours.

- Tropical Storm Warning
A Tropical Storm warning means tropical storm conditions are expected in the next 24 hours.

	U.S. Warnings by County

Arizona

Record Report:

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Arkansas

Flood Warning:

Independence, Jackson, Columbia, Calhoun, White, Lawrence, Union, Ashley, Woodruff, Prairie, Ouachita, Arkansas, Bradley, Monroe, Randolph

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California

High Surf Advisory:

Coastal North Bay Including Point Reyes National Seashore, Mendocino Coast, Redwood Coast, San Francisco, San Francisco Peninsula Coast, San Luis Obispo County Central Coast, Santa Barbara County Central Coast, Southern Monterey Bay and Big Sur Coast

Coastal Flood Statement:

Los Angeles County Coast including Downtown Los Angeles, Ventura County Coast

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Colorado

Record Report:

Alamosa Vicinity/Central San Luis Valley Below 8500 Ft, Canon City Vicinity/Eastern Fremont County, Central Chaffee County Below 9000 Ft, Colorado Springs Vicinity/Southern El Paso County/Rampart Range Below 7400 Ft, Crowley County, Del Norte Vicinity/Northern San Luis Valley Below 8500 Ft, Eastern Kiowa County, Eastern Las Animas County, Eastern San Juan Mountains Above 10000 Ft, Eastern Sawatch Mountains Above 11000 Ft, La Garita Mountains Above 10000 Ft, La Junta Vicinity/Otero County, Lamar Vicinity/Prowers County, Las Animas Vicinity/Bent County, Leadville Vicinity/Lake County Below 11000 Ft, Northern El Paso County/Monument Ridge/Rampart Range Below 7500 Ft, Northern Sangre De Cristo Mountains Above 11000 Feet, Northern Sangre De Cristo Mountains Between 8500 And 11000 Ft, Northwestern Fremont County above 8500 Ft, PIkes Peak above 11000 Ft, Pueblo and Vicinity/Pueblo County Below 6300 Ft, Saguache County East of Continental Divide Below 10000 Ft, Saguache County West of Continental Divide Below 10000 Ft, Southern San Luis Valley, Southern Sangre De Cristo Mountains Above 11000 Ft, Southern Sangre De Cristo Mountains Between 7500 and 11000 Ft, Springfield Vicinity/Baca County, Teller County/Rampart Range above 7500 Ft/Pikes Peak Between 7500 And 11000 Ft, Trinidad Vicinity/Western Las Animas County Below 7500 Ft, Upper Rio Grande Valley/Eastern San Juan Mountains Below 10000 Ft, Walsenburg Vicinity/Upper Huerfano River Basin Below 7500 Ft, Western Chaffee County Between 9000 and 11000 Ft, Western Kiowa County, Western Mosquito Range/East Chaffee County Above 9000 Ft, Western Mosquito Range/East Lake County Above 11000 Ft, Western/Central Fremont County Below 8500 Ft, Wet Mountain Valley Below 8500 Feet, Wet Mountains Above 10000 Ft, Wet Mountains Between 6300 and 10000 Ft

Public Information Statement:

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District of Columbia

Freeze Warning:

District of Columbia

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Florida

Coastal Flood Statement:

Coastal Broward County, Coastal Miami Dade County, Coastal Palm Beach County

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Georgia

Freeze Warning:

Elbert, Towns, Union

Frost Advisory:

Baldwin, Banks, Barrow, Bartow, Bulloch, Burke, Butts, Candler, Carroll, Catoosa, Chattooga, Cherokee, Clarke, Clayton, Cobb, Columbia, Coweta, Dade, Dawson, DeKalb, Douglas, Effingham, Emanuel, Evans, Fannin, Fayette, Floyd, Forsyth, Franklin, Gilmer, Glascock, Gordon, Greene, Gwinnett, Hall, Hancock, Haralson, Hart, Heard, Henry, Jackson, Jasper, Jefferson, Jenkins, Johnson, Jones, Lamar, Lincoln, Lumpkin, Madison, McDuffie, Meriwether, Monroe, Morgan, Murray, Newton, North Fulton, Oconee, Oglethorpe, Paulding, Pickens, Pike, Polk, Putnam, Richmond, Rockdale, Screven, South Fulton, Spalding, Stephens, Taliaferro, Tattnall, Troup, Upson, Walker, Walton, Warren, Washington, White, Whitfield, Wilkes, Wilkinson

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Idaho

Winter Storm Watch:

Central Panhandle Mountains, Northern Panhandle

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Illinois

Flood Warning:

Peoria, Tazewell, Brown, Cass, Woodford, Fulton, Mason, Pike, Scott, Randolph, Morgan, Bureau, Schuyler, La Salle, Calhoun, Marshall, Jersey, Alexander, Putnam, Madison, Jackson, Union, Pulaski

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Iowa

Flood Warning:

Iowa, Johnson, Clinton, Scott, Louisa, Muscatine, Cedar

Record Report:

Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon, O'Brien, Osceola, Plymouth, Sioux, Woodbury

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Kansas

Public Information Statement:

Cheyenne, Decatur, Gove, Graham, Greeley, Logan, Norton, Rawlins, Sheridan, Sherman, Thomas, Wallace, Wichita

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Kentucky

Flood Warning:

Ballard, Carlisle, Fulton, Hickman

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Louisiana

Flood Warning:

Coastal Flood Watch:

Cameron, Livingston, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Terrebonne, Orleans, St. Charles, St. John The Baptist, St. Tammany, Tangipahoa, Upper Jefferson, Upper St. Bernard, Vermilion

Coastal Flood Statement:

Iberia, Lower St. Martin, St. Mary

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Maryland

Freeze Warning:

Anne Arundel, Calvert, Charles, Dorchester, Harford, Inland Worcester, Maryland Beaches, Northern Baltimore, Prince Georges, Somerset, Southern Baltimore, St. Marys, Wicomico

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Massachusetts

Frost Advisory:

Barnstable, Nantucket

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Minnesota

Flood Warning:

Clay

Record Report:

Cottonwood, Jackson, Lincoln, Lyon, Murray, Nobles, Pipestone, Rock

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Mississippi

Flood Warning:

Attala, Holmes

Coastal Flood Watch:

Hancock, Harrison, Jackson

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Missouri

Flood Warning:

Lincoln, Pike, St. Charles, St. Louis, Cape Girardeau, Jefferson, Perry, Mississippi, Scott

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Montana

Winter Storm Watch:

Kootenai/Cabinet Region, Lower Clark Fork Region, West Glacier Region

Record Report:

Absaroka/Beartooth Mountains, Beartooth Foothills, Beaverhead, Blaine, Broadwater, Carter, Cascade, Central and Southeast Phillips, Central and Southern Lewis and Clark, Central and Southern Valley, Chouteau, Crazy Mountains, Custer, Daniels, Dawson, Eastern Carbon, Eastern Glacier, Eastern Pondera, Eastern Roosevelt, Eastern Teton, Fallon, Fergus, Gallatin, Garfield, Golden Valley, Hill, Jefferson, Judith Basin, Judith Gap, Liberty, Livingston Area, Madison, McCone, Meagher, Musselshell, Northern Big Horn, Northern Park, Northern Phillips, Northern Rocky Mountain Front, Northern Rosebud, Northern Stillwater, Northern Sweet Grass, Northern Valley, Paradise Valley, Petroleum, Powder River, Prairie, Red Lodge Foothills, Richland, Sheridan, Southern Big Horn, Southern Rocky Mountain Front, Southern Rosebud, Southern Wheatland, Southwest Phillips, Toole, Treasure, Western Roosevelt, Wibaux, Yellowstone

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Nebraska

Record Report:

Arthur, Blaine, Boyd, Brown, Chase, Custer, Dakota, Deuel, Dixon, Eastern Cherry, Frontier, Garden, Garfield, Grant, Hayes, Holt, Hooker, Keith, Keya Paha, Lincoln, Logan, Loup, McPherson, Perkins, Rock, Sheridan, Thomas, Western Cherry, Wheeler

Public Information Statement:

Dundy, Hitchcock, Red Willow

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New Jersey

Freeze Warning:

Bergen, Eastern Passaic, Essex, Union

Frost Advisory:

Hudson

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New York

Freeze Warning:

Nassau, Northeast Suffolk, Northwest Suffolk, Southeast Suffolk, Southern Westchester, Southwest Suffolk

Frost Advisory:

Bronx, Kings (Brooklyn), New York (Manhattan), Queens, Richmond (Staten Is.)

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North Carolina

Freeze Warning:

Alamance, Alexander, Anson, Beaufort, Bertie, Bladen, Cabarrus, Camden, Carteret, Catawba, Chatham, Chowan, Cleveland, Craven, Cumberland, Davidson, Davie, Duplin, Durham, Edgecombe, Forsyth, Franklin, Gaston, Gates, Granville, Greene, Guilford, Halifax, Harnett, Herford, Hoke, Iredell, Johnston, Jones, Lee, Lenoir, Lincoln, Martin, Mecklenburg, Montgomery, Moore, Nash, Northampton, Onslow, Orange, Pamlico, Pasquotank, Pender, Perquimans, Person, Pitt, Randolph, Richmond, Robeson, Rowan, Sampson, Scotland, Stanly, Tyrrell, Union, Vance, Wake, Warren, Washington, Wayne, Western Dare, Western Hyde, Wilson

Frost Advisory:

Brunswick, Columbus, Eastern Polk, Greater Rutherford, New Hanover, Western Currituck

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North Dakota

Flood Warning:

Cass

Record Report:

Adams, Billings, Bottineau, Bowman, Burke, Burleigh, Dickey, Divide, Dunn, Emmons, Foster, Golden Valley, Grant, Hettinger, Kidder, La Moure, Logan, McHenry, McIntosh, McKenzie, McLean, Mercer, Morton, Mountrail, Oliver, Pierce, Renville, Rolette, Sheridan, Sioux, Slope, Stark, Stutsman, Ward, Wells, Williams

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Oklahoma

Record Report:

Beaver, Cimarron, Texas

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Oregon

High Surf Warning:

Central Oregon Coast, Curry County Coast, North Oregon Coast, South Central Oregon Coast

Winter Weather Advisory:

Cascades in Lane County, Northern Oregon Cascades

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Rhode Island

Frost Advisory:

Block Island, Bristol, Newport, Washington

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South Carolina

Frost Advisory:

Freeze Warning:

Abbeville, Cherokee, Chester, Darlington, Dillon, Greenwood, Laurens, Marlboro, Union, York

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South Dakota

Flood Warning:

Spink

Record Report:

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Tennessee

Frost Advisory:

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Texas

Flood Warning:

Angelina, Polk, Freestone, Bowie, Upshur, Anderson, Smith, Wood, Gregg, Leon, Harrison, Panola, Rusk, Cherokee, Franklin, Morris, Red River, Titus, San Jacinto, Houston, Trinity, Walker, Orange, Tyler, Jasper, Chambers, Liberty, Newton, Jefferson, Nacogdoches, San Augustine, Shelby

Coastal Flood Watch:

Jefferson, Orange

Coastal Flood Statement:

Aransas, Brazoria, Calhoun, Chambers, Coastal Cameron, Coastal Willacy, Galveston, Harris, Kenedy, Kleberg, Matagorda, Nueces, Refugio, San Patricio

Dense Fog Advisory:

Aransas, Atascosa, Bandera, Bastrop, Bee, Bexar, Blanco, Brazoria, Burnet, Caldwell, Calhoun, Chambers, Comal, DeWitt, Edwards, Fayette, Fort Bend, Frio, Galveston, Gillespie, Goliad, Gonzales, Guadalupe, Hays, Jackson, Karnes, Kendall, Kerr, Lavaca, Lee, Live Oak, Llano, Matagorda, Medina, Real, Refugio, San Patricio, Travis, Uvalde, Victoria, Wharton, Williamson, Wilson

Record Report:

Armstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley, Gray, Hansford, Hartley, Hemphill, Hutchinson, Lipscomb, Moore, Ochiltree, Oldham, Potter, Randall, Roberts, Sherman, Wheeler

Public Information Statement:

Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells, Kleberg, La Salle, Live Oak, McMullen, Nueces, Refugio, San Patricio, Victoria, Webb

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Utah

Record Report:

Public Information Statement:

Arches/Grand Flat, Canyonlands/Natural Bridges, Eastern Uinta Basin, Eastern Uinta Mountains, La Sal and Abajo Mountains, Southeast Utah, Tavaputs Plateau

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Virginia

Freeze Warning:

Frost Advisory:

Norfolk/Portsmouth, Northampton, Virginia Beach

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Washington

High Surf Warning:

Central Coast, North Coast, South Washington Coast

Winter Weather Advisory:

Olympics, South Washington Cascades

Winter Storm Warning:

West Slopes Central Cascades and Passes, West Slopes Northern Cascades and Passes

Winter Storm Watch:

Northeast Mountains

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Wyoming

Record Report:

Northeast Big Horn Mountains, Northeastern Crook, Northern Campbell, Sheridan Foothills, Southern Campbell, Southwest Wyoming, Western Crook, Weston, Wyoming Black Hills

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Current Warnings:

Arizona
Arkansas
California
Colorado
District of Columbia
Florida
Georgia
Idaho
Illinois
Iowa
Kansas
Kentucky
Louisiana
Maryland
Massachusetts
Minnesota
Mississippi
Missouri
Montana
Nebraska
New Jersey
New York
North Carolina
North Dakota
Oklahoma
Oregon
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Virginia
Washington
Wyoming

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