U.S. Severe Weather Map

Updated: 8:20 PM GMT on November 24, 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 Statement
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

Alabama

Public Information Statement:

Coffee, Dale, Geneva, Henry, Houston

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Alaska

Wind Advisory:

Cape Decision to Salisbury Sound Coastal Area, Dixon Entrance to Cape Decision Coastal Area, Misty Fjords, Salisbury Sound to Cape Fairweather Coastal Area, Southern Inner Channels

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Arkansas

Flood Warning:

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

Public Information Statement:

Clay, Craighead, Crittenden, Cross, Greene, Lawrence, Lee, Mississippi, Phillips, Poinsett, Randolph, St. Francis

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California

Wind Advisory:

Los Angeles County Coast including Downtown Los Angeles, Los Angeles County Mountains excluding the Santa Monica Range, Los Angeles County San Fernando Valley, Santa Clarita Valley, Santa Monica Mountains Recreational Area, Ventura County Coast, Ventura County Coastal Valleys, Ventura County Interior Valleys, Ventura County Mountains

Fire Weather Warning:

Santa Ana Mountains and Foothills

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Colorado

Public Information Statement:

Alamosa Vicinity/Central San Luis Valley Below 8500 Ft, Boulder and Jefferson Counties Below 6000 Feet/West Broomfield County, Canon City Vicinity/Eastern Fremont County, Central and East Adams and Arapahoe Counties, Central and South Weld County, Central and Southeast Park 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, Elbert/Central and East Douglas Counties Above 6000 Feet, Grand and Summit Counties Below 9000 Feet, Jackson County Below 9000 Feet, Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet, La Garita Mountains Above 10000 Ft, La Junta Vicinity/Otero County, Lamar Vicinity/Prowers County, Larimer and Boulder Counties Between 6000 and 9000 Feet, Larimer County Below 6000 Feet/Northwest Weld County, Las Animas Vicinity/Bent County, Leadville Vicinity/Lake County Below 11000 Ft, Logan County, Morgan County, North and Northeast Elbert County Below 6000 Feet/North Lincoln County, North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County, Northeast Weld County, 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, Phillips County, 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, Sedgwick County, South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet, South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet, Southeast Elbert County Below 6000 Feet/South Lincoln County, 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, Washington County, West Jackson and West Grand Counties Above 9000 Feet, 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

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Florida

Special Weather Statement:

Hillsborough, Manatee, Pinellas

Record Report:

Coastal Broward County, Coastal Collier County, Coastal Miami Dade County, Coastal Palm Beach County, De Soto, Far South Miami-Dade County, Glades, Hendry, Highlands, Inland Broward County, Inland Collier County, Inland Miami-Dade County, Inland Palm Beach County, Mainland Monroe, Metro Broward County, Metro Palm Beach County, Metropolitan Miami Dade, Okeechobee

Public Information Statement:

Bay, Calhoun, Coastal Walton, Dixie, Franklin, Gadsden, Gulf, Holmes, Inland Walton, Jackson, Jefferson, Lafayette, Leon, Liberty, Madison, Taylor, Wakulla, Washington

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Georgia

Flood Warning:

Appling, Bryan, Chatham, Screven, Effingham, Toombs, Jeff Davis, Montgomery

Areal Flood Warning:

Glynn

Public Information Statement:

Baker, Ben Hill, Berrien, Brooks, Calhoun, Clay, Colquitt, Cook, Decatur, Dougherty, Early, Grady, Irwin, Lanier, Lee, Lowndes, Miller, Mitchell, Quitman, Randolph, Seminole, Terrell, Thomas, Tift, Turner, Worth

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Illinois

Flood Warning:

Brown, Cass, Mason, Fulton, Schuyler, Pike, Scott, Morgan, Calhoun, Jersey

Public Information Statement:

Boone, Cook, DeKalb, DuPage, Ford, Grundy, Iroquois, Kane, Kankakee, Kendall, La Salle, Lake, Lee, Livingston, McHenry, Ogle, Will, Winnebago

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Indiana

Public Information Statement:

Adams, Allen, Benton, Blackford, Cass, De Kalb, Elkhart, Fulton, Grant, Huntington, Jasper, Jay, Kosciusko, La Porte, Lagrange, Lake, Marshall, Miami, Newton, Noble, Porter, Pulaski, St. Joseph, Starke, Steuben, Wabash, Wells, White, Whitley

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Iowa

Public Information Statement:

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

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Kansas

Record Report:

Barber, Clark, Comanche, Edwards, Ellis, Finney, Ford, Grant, Gray, Hamilton, Haskell, Hodgeman, Kearny, Kiowa, Lane, Meade, Morton, Ness, Pawnee, Pratt, Rush, Scott, Seward, Stafford, Stanton, Stevens, Trego

Public Information Statement:

Bourbon, Cherokee, Crawford

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Louisiana

Flood Warning:

Caldwell, Ouachita, Union, Bossier, Webster, Franklin, St. Mary, Calcasieu, Beauregard

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Michigan

Record Report:

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

Public Information Statement:

Berrien, Branch, Cass, Hillsdale, St. Joseph

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Minnesota

Record Report:

Anoka, Benton, Blue Earth, Brown, Carver, Chippewa, Chisago, Dakota, Douglas, Faribault, Freeborn, Goodhue, Hennepin, Isanti, Kanabec, Kandiyohi, Lac qui Parle, Le Sueur, Martin, McLeod, Meeker, Mille Lacs, Morrison, Nicollet, Pope, Ramsey, Redwood, Renville, Rice, Scott, Sherburne, Sibley, Stearns, Steele, Stevens, Swift, Todd, Waseca, Washington, Watonwan, Wright, Yellow Medicine

Public Information Statement:

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

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Mississippi

Public Information Statement:

Alcorn, Benton, Calhoun, Chickasaw, Coahoma, De Soto, Itawamba, Lafayette, Lee, Marshall, Monroe, Panola, Pontotoc, Prentiss, Quitman, Tallahatchie, Tate, Tippah, Tishomingo, Tunica, Union, Yalobusha

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Missouri

Public Information Statement:

Barry, Barton, Benton, Camden, Cedar, Christian, Dade, Dallas, Dent, Douglas, Dunklin, Greene, Hickory, Howell, Jasper, Laclede, Lawrence, Maries, McDonald, Miller, Morgan, Newton, Oregon, Ozark, Pemiscot, Phelps, Polk, Pulaski, Shannon, St. Clair, Stone, Taney, Texas, Vernon, Webster, Wright

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Montana

Lake Wind Advisory:

Central and Southern Valley, Garfield, McCone

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Nebraska

Public Information Statement:

Dakota, Dixon

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North Carolina

Flood Warning:

Martin

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North Dakota

Public Information Statement:

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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Ohio

Public Information Statement:

Allen, Defiance, Fulton, Henry, Paulding, Putnam, Van Wert, Williams

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Oklahoma

Freeze Warning:

Blaine, Caddo, Canadian, Cleveland, Comanche, Cotton, Garfield, Garvin, Grady, Grant, Jackson, Jefferson, Kay, Kingfisher, Kiowa, Lincoln, Logan, McClain, Noble, Oklahoma, Payne, Pottawatomie, Stephens, Tillman, Washita

Frost Advisory:

Atoka, Bryan, Carter, Coal, Hughes, Johnston, Love, Marshall, Murray, Pontotoc, Seminole

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Oregon

Wind Advisory:

Grande Ronde Valley

Public Information Statement:

Central Oregon, East Columbia River Gorge, Foothills of the Blue Mountains, Grande Ronde Valley, John Day Basin, Lower Columbia Basin, North Central Oregon, Northern Blue Mountains of Oregon, Northern Wheeler and Southern Gilliam Counties, Ochoco-John Day Highlands, Southern Blue Mountains of Oregon, Wallowa County

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South Carolina

Flood Warning:

Berkeley, Charlestom, Allendale, Georgetown, Williamsburg, Hampton, Jasper

Areal Flood Warning:

Clarendon

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South Dakota

Flood Warning:

Spink

Public Information Statement:

Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix, Clay, Davison, Douglas, Gregory, Hanson, Hutchinson, Jerauld, Kingsbury, Lake, Lincoln, McCook, Miner, Minnehaha, Moody, Sanborn, Turner, Union, Yankton

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Tennessee

Public Information Statement:

Carroll, Chester, Crockett, Decatur, Dyer, Fayette, Gibson, Hardeman, Hardin, Haywood, Henderson, Henry, Lake, Lauderdale, Madison, McNairy, Obion, Shelby, Tipton, Weakley

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Texas

Flood Warning:

Bowie, Cass, Morris, Calhoun, Victoria, Orange, Newton, Refugio

Freeze Warning:

Archer, Baylor, Clay, Foard, Hardeman, Knox, Wichita, Wilbarger

Public Information Statement:

Anderson, Bell, Bosque, Collin, Comanche, Cooke, Coryell, Dallas, Delta, Denton, Eastland, Ellis, Erath, Falls, Fannin, Freestone, Grayson, Hamilton, Henderson, Hill, Hood, Hopkins, Hunt, Jack, Johnson, Kaufman, Lamar, Lampasas, Leon, Limestone, McLennan, Milam, Mills, Montague, Navarro, Palo Pinto, Parker, Rains, Robertson, Rockwall, Somervell, Stephens, Tarrant, Van Zandt, Wise, Young

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Utah

Public Information Statement:

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Washington

Public Information Statement:

East Columbia River Gorge, East Slopes of the Central Cascades, East Slopes of the Southern Cascades, Foothills of the Blue Mountains, Kittitas Valley, Lower Columbia Basin, Northwest Blue Mountains, Yakima Valley

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Wisconsin

Special Weather Statement:

Record Report:

Barron, Chippewa, Dunn, Eau Claire, Pepin, Pierce, Polk, Rusk, St. Croix

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Wyoming

Public Information Statement:

Southwest Wyoming

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Current Warnings:

Alabama
Alaska
Arkansas
California
Colorado
Florida
Georgia
Illinois
Indiana
Iowa
Kansas
Louisiana
Michigan
Minnesota
Mississippi
Missouri
Montana
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Tennessee
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Utah
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