U.S. Severe Weather Map

Opdateer: 09:10 AM GMT on November 21, 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.

- Severe Thunderstorm Warning
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.

- Flood Warning
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.

- Dense Fog Advisory
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

Alaska

Special Weather Statement:

Middle Tanana Valley

Record Report:

Alaska Peninsula, Anchorage, Bristol Bay, Central Aleutians, Copper River Basin, Eastern Aleutians, Kodiak Island, Kuskokwim Delta, Lower Kuskokwim Valley, Matanuska Valley, Northeast Prince William Sound, Pribilof Islands, Southeast Prince William Sound, Susitna Valley, Western Aleutians, Western Kenai Peninsula, Western Prince William Sound

: Top of Page :

Arkansas

Flood Warning:

White, Woodruff, Arkansas, Monroe, Jackson, Independence, Union, Ashley, Lawrence, Bradley, Calhoun

: Top of Page :

California

Winter Weather Statement:

Central Siskiyou County, Modoc County, North Central and Southeast Siskiyou County, Northeast Siskiyou and Northwest Modoc Counties, South Central Siskiyou County, Western Siskiyou County

: Top of Page :

Florida

Flood Warning:

Calhoun, Franklin, Gulf, Liberty

Dense Fog Advisory:

Glades, Hendry, Inland Broward County, Inland Collier County, Inland Miami-Dade County, Inland Palm Beach County

: Top of Page :

Georgia

Flood Warning:

Dodge, Wheeler, Telfair, Treutlen, Wilcox, Screven, Effingham, Appling, Toombs, Jeff Davis, Montgomery

Special Weather Statement:

Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley, Butts, Carroll, Catoosa, Chattahoochee, Chattooga, Cherokee, Clarke, Clayton, Cobb, Coweta, Crawford, Crisp, Dade, Dawson, DeKalb, Dodge, Dooly, Douglas, Emanuel, Fannin, Fayette, Floyd, Forsyth, Gilmer, Glascock, Gordon, Greene, Gwinnett, Hall, Hancock, Haralson, Harris, Heard, Henry, Houston, Jackson, Jasper, Jefferson, Johnson, Jones, Lamar, Laurens, Lumpkin, Macon, Madison, Marion, Meriwether, Monroe, Montgomery, Morgan, Murray, Muscogee, Newton, North Fulton, Oconee, Oglethorpe, Paulding, Peach, Pickens, Pike, Polk, Pulaski, Putnam, Rockdale, Schley, South Fulton, Spalding, Stewart, Sumter, Talbot, Taliaferro, Taylor, Telfair, Toombs, Towns, Treutlen, Troup, Twiggs, Union, Upson, Walker, Walton, Warren, Washington, Webster, Wheeler, White, Whitfield, Wilcox, Wilkes, Wilkinson

: Top of Page :

Idaho

Winter Weather Advisory:

Northern Clearwater Mountains, Southern Clearwater Mountains

Winter Storm Watch:

Central Panhandle Mountains, Northern Panhandle

: Top of Page :

Illinois

Flood Warning:

Jackson, Union, Brown, Cass, Mason, Schuyler, Pike, Scott, Morgan, Piatt, Madison, Randolph, Alexander, Calhoun, Fulton, Clay, Richland, Jersey, Menard

Areal Flood Warning:

Logan

Dense Fog Advisory:

Bureau, Carroll, Ford, Fulton, Hancock, Henderson, Henry, Jo Daviess, Knox, La Salle, Lee, Livingston, Marshall, Mason, McDonough, McLean, Mercer, Ogle, Peoria, Putnam, Rock Island, Schuyler, Stark, Stephenson, Tazewell, Warren, Whiteside, Woodford

: Top of Page :

Indiana

Public Information Statement:

Dearborn, Fayette, Franklin, Ohio, Ripley, Switzerland, Union, Wayne

: Top of Page :

Iowa

Dense Fog Advisory:

Adair, Adams, Allamakee, Appanoose, Benton, Black Hawk, Boone, Bremer, Buchanan, Butler, Cedar, Cerro Gordo, Chickasaw, Clarke, Clayton, Clinton, Dallas, Davis, Decatur, Delaware, Des Moines, Dubuque, Fayette, Floyd, Franklin, Fremont, Grundy, Hamilton, Hancock, Hardin, Henry, Howard, Iowa, Jackson, Jasper, Jefferson, Johnson, Jones, Keokuk, Lee, Linn, Louisa, Lucas, Madison, Mahaska, Marion, Marshall, Mitchell, Monroe, Montgomery, Muscatine, Page, Polk, Poweshiek, Ringgold, Scott, Story, Tama, Taylor, Union, Van Buren, Wapello, Warren, Washington, Wayne, Winnebago, Winneshiek, Worth, Wright

: Top of Page :

Kansas

Dense Fog Advisory:

Allen, Atchison, Barton, Butler, Chase, Chautauqua, Cowley, Doniphan, Elk, Ellsworth, Greenwood, Harper, Harvey, Kingman, Labette, Marion, McPherson, Montgomery, Neosho, Reno, Rice, Saline, Sedgwick, Sumner, Wilson, Woodson

: Top of Page :

Kentucky

Public Information Statement:

Boone, Bracken, Campbell, Carroll, Gallatin, Grant, Kenton, Lewis, Mason, Owen, Pendleton, Robertson

: Top of Page :

Louisiana

Flood Warning:

Caldwell, Ouachita, Union, Bossier, Webster, Franklin, East Baton Rouge, St. Mary, Calcasieu, Beauregard, Pointe Coupee, West Feliciana

: Top of Page :

Maryland

Public Information Statement:

Dorchester, Inland Worcester, Maryland Beaches, Somerset, Wicomico

: Top of Page :

Michigan

Special Weather Statement:

Alger, Baraga, Delta, Dickinson, Gogebic, Iron, Keweenaw, Luce, Marquette, Menominee, Northern Houghton, Northern Schoolcraft, Ontonagon, Southern Houghton, Southern Schoolcraft

: Top of Page :

Minnesota

Dense Fog Advisory:

Dodge, Fillmore, Goodhue, Houston, Mower, Olmsted, Wabasha, Winona

: Top of Page :

Missouri

Flood Warning:

Perry, Scott, St. Charles, Chariton, Linn, Livingston, Carroll, Cape Girardeau, Jefferson, St. Louis

Dense Fog Advisory:

Adair, Andrew, Atchison, Buchanan, Caldwell, Clark, Clinton, Daviess, De Kalb, Gentry, Grundy, Harrison, Holt, Linn, Livingston, Mercer, Nodaway, Putnam, Schuyler, Scotland, Sullivan, Worth

: Top of Page :

Montana

Lake Wind Advisory:

Central and Southern Valley, Garfield, McCone

Record Report:

: Top of Page :

Nebraska

Dense Fog Advisory:

Johnson, Nemaha, Otoe, Pawnee, Richardson

: Top of Page :

Nevada

Wind Advisory:

Las Vegas Valley, Spring Mountains-Red Rock Canyon, Western Clark and Southern Nye County

: Top of Page :

North Carolina

Flood Warning:

Martin

Public Information Statement:

Bertie, Camden, Chowan, Eastern Currituck, Gates, Herford, Northampton, Pasquotank, Perquimans, Western Currituck

: Top of Page :

Ohio

Public Information Statement:

Adams, Auglaize, Brown, Butler, Champaign, Clark, Clermont, Clinton, Darke, Delaware, Fairfield, Fayette, Franklin, Greene, Hamilton, Hardin, Highland, Hocking, Licking, Logan, Madison, Mercer, Miami, Montgomery, Pickaway, Pike, Preble, Ross, Scioto, Shelby, Union, Warren

: Top of Page :

Oregon

High Wind Watch:

Central Oregon Coast, North Oregon Coast

Winter Weather Statement:

Klamath Basin, Northern and Eastern Klamath County and Western Lake County, Siskiyou Mountains and Southern Oregon Cascades, South Central Oregon Cascades

Winter Weather Advisory:

Eastern Douglas County Foothills

Winter Storm Watch, Winter Weather Advisory:

Cascades in Lane County, Northern Oregon Cascades

: Top of Page :

South Carolina

Flood Warning:

Allendale, Hampton, Jasper

: Top of Page :

South Dakota

Flood Warning:

Spink

Wind Advisory:

Northern Foot Hills, Sturgis/Piedmont Foot Hills

: Top of Page :

Texas

Flood Warning:

Karnes, Bowie, Angelina, Cass, Polk, Morris, Tyler, Liberty, Hunt, Rockwall, Calhoun, Victoria, Houston, Trinity, Orange, Smith, Wood, DeWitt, Newton, Refugio

Flood Warning:

Guadalupe

Coastal Flood Warning:

Chambers

Coastal Flood Warning:

Brazoria, Galveston

Areal Flood Warning:

Collin

Coastal Flood Advisory:

Aransas, Calhoun, Kleberg, Nueces, Refugio, San Patricio

Flood Watch / Flood Statement:

Caldwell, Gonzales, DeWitt

Record Report:

Anderson, Aransas, Atascosa, Austin, Bandera, Bastrop, Bee, Bell, Bexar, Blanco, Bosque, Brazoria, Brazos, Burleson, Burnet, Caldwell, Calhoun, Chambers, Collin, Colorado, Comal, Comanche, Cooke, Coryell, Dallas, Delta, Denton, DeWitt, Dimmit, Duval, Eastland, Edwards, Ellis, Erath, Falls, Fannin, Fayette, Fort Bend, Freestone, Frio, Galveston, Gillespie, Goliad, Gonzales, Grayson, Grimes, Guadalupe, Hamilton, Harris, Hays, Henderson, Hill, Hood, Hopkins, Houston, Hunt, Jack, Jackson, Jim Wells, Johnson, Karnes, Kaufman, Kendall, Kerr, Kinney, Kleberg, La Salle, Lamar, Lampasas, Lavaca, Lee, Leon, Liberty, Limestone, Live Oak, Llano, Madison, Matagorda, Maverick, McLennan, McMullen, Medina, Milam, Mills, Montague, Montgomery, Navarro, Nueces, Palo Pinto, Parker, Polk, Rains, Real, Refugio, Robertson, Rockwall, San Jacinto, San Patricio, Somervell, Stephens, Tarrant, Travis, Trinity, Uvalde, Val Verde, Van Zandt, Victoria, Walker, Waller, Washington, Webb, Wharton, Williamson, Wilson, Wise, Young, Zavala

Public Information Statement:

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

: Top of Page :

Utah

Wind Advisory:

Great Salt Lake Desert and Mountains, Salt Lake and Tooele Valleys

: Top of Page :

Virginia

Public Information Statement:

: Top of Page :

Washington

Flood Warning:

Mason

Areal Flood Watch:

Grays Harbor

Winter Storm Watch, Winter Weather Advisory:

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

Winter Storm Watch:

East Slopes Northern Cascades, Northeast Mountains, Okanogan Highlands, Okanogan Valley, Olympics, Waterville Plateau

: Top of Page :

Wisconsin

Dense Fog Advisory:

Adams, Barron, Buffalo, Chippewa, Clark, Crawford, Dunn, Eau Claire, Florence, Forest, Grant, Green, Iowa, Jackson, Juneau, La Crosse, Lafayette, Langlade, Lincoln, Marathon, Monroe, Oneida, Pepin, Pierce, Polk, Portage, Price, Richland, Rusk, Sauk, St. Croix, Taylor, Trempealeau, Vernon, Vilas, Wood

Special Weather Statement:

: Top of Page :

Wyoming

Special Weather Statement:

Jackson Hole, Salt River and Wyoming Ranges, Star Valley, Teton and Gros Ventre Mountains, Yellowstone National Park

: Top of Page :

Be sure to check out our new

Interactive Tornado Map!

Current Warnings:

Alaska
Arkansas
California
Florida
Georgia
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maryland
Michigan
Minnesota
Missouri
Montana
Nebraska
Nevada
North Carolina
Ohio
Oregon
South Carolina
South Dakota
Texas
Utah
Virginia
Washington
Wisconsin
Wyoming

Severe Weather Forecasts:

Severe Weather Maps and FAQs:

Current Radar: