U.S. Severe Weather Map

Precizçts: 2009. gada 21. novembris plkst.11:25 — 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, Baldwin Peninsula and Selawik Valley, Bristol Bay, Central Aleutians, Central Beaufort Sea Coast, Central Interior, Chukchi Sea Coast, Copper River Basin, Deltana and Tanana Flats, Denali, Eastern Alaska Range, Eastern Aleutians, Eastern Beaufort Sea Coast, Eastern Norton Sound and Nulato Hills, Kodiak Island, Kuskokwim Delta, Lower Kobuk and Noatak Valleys, Lower Koyukuk and Middle Yukon Valleys, Lower Kuskokwim Valley, Lower Yukon Valley, Matanuska Valley, Middle Tanana Valley, Northeast Prince William Sound, Northeastern Brooks Range, Northern and Interior Seward Peninsula, Northern Arctic Coast, Northwestern Brooks Range, Pribilof Islands, Southeast Prince William Sound, Southeastern Brooks Range, Southern Seward Peninsula Coast, St Lawrence Island and Bering Strait Coast, Susitna Valley, Upper Kobuk and Noatak Valleys, Upper Koyukuk Valley, Upper Kuskokwim Valley, Upper Tanana Valley and the Fortymile Country, Western Aleutians, Western Arctic Coast, Western Kenai Peninsula, Western Prince William Sound, Yukon Delta, Yukon Flats and Surrounding Uplands

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Arkansas

Flood Warning:

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

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California

Public Information 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

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Colorado

Public Information Statement:

Boulder and Jefferson Counties Below 6000 Feet/West Broomfield County, Central and East Adams and Arapahoe Counties, Central and South Weld County, Central and Southeast Park County, 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, Larimer and Boulder Counties Between 6000 and 9000 Feet, Larimer County Below 6000 Feet/Northwest Weld County, 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, Phillips County, 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, Washington County, West Jackson and West Grand Counties Above 9000 Feet

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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

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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

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Idaho

Winter Weather Advisory:

Northern Clearwater Mountains, Southern Clearwater Mountains

Winter Storm Watch:

Boise Mountains, Central Panhandle Mountains, Coeur d'Alene Area, Northern Panhandle, West Central Mountains

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

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Indiana

Special Weather Statement:

Adams, Allen, De Kalb, Elkhart, Kosciusko, La Porte, Lagrange, Marshall, Noble, St. Joseph, Starke, Wells, Whitley

Public Information Statement:

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

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Iowa

Dense Fog Advisory:

Adair, Adams, Allamakee, Appanoose, Audubon, Benton, Black Hawk, Boone, Bremer, Buchanan, Butler, Cass, Cedar, Cerro Gordo, Chickasaw, Clarke, Clayton, Clinton, Dallas, Davis, Decatur, Delaware, Des Moines, Dubuque, Fayette, Floyd, Franklin, Fremont, Greene, Grundy, Guthrie, 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

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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

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Kentucky

Public Information Statement:

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

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Louisiana

Flood Warning:

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

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Maryland

Public Information Statement:

Dorchester, Inland Worcester, Maryland Beaches, Somerset, Wicomico

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Michigan

Special Weather Statement:

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

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Minnesota

Dense Fog Advisory:

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

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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

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Montana

Lake Wind Advisory:

Central and Southern Valley, Garfield, McCone

High Wind Warning:

Eastern Glacier, Northern Rocky Mountain Front

Winter Weather Advisory:

Bitterroot/Sapphire Mountains, Lower Clark Fork Region

Record Report:

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Nebraska

Dense Fog Advisory:

Johnson, Nemaha, Otoe, Pawnee, Richardson

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Nevada

Wind Advisory:

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

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North Carolina

Flood Warning:

Martin

Public Information Statement:

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

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Ohio

Special Weather Statement:

Allen, Paulding, Putnam, Van Wert

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

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Oregon

High Wind Watch:

Central Oregon Coast, North Oregon Coast

Winter Storm Watch:

Baker County

Winter Weather Statement:

Eastern Douglas County Foothills

Winter Storm Watch, Winter Weather Advisory:

Cascades in Lane County, Northern Oregon Cascades

Public Information Statement:

Central and Eastern Lake County, Central Douglas County, Curry County Coast, Eastern Curry County and Josephine County, Eastern Douglas County Foothills, Jackson County, Klamath Basin, Northern and Eastern Klamath County and Western Lake County, Siskiyou Mountains and Southern Oregon Cascades, South Central Oregon Cascades, South Central Oregon Coast

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South Carolina

Flood Warning:

Allendale, Hampton, Jasper

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South Dakota

Flood Warning:

Spink

Wind Advisory:

Northern Foot Hills, Sturgis/Piedmont Foot Hills

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Texas

Flood Warning:

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

Coastal Flood Warning:

Chambers

Coastal Flood Warning:

Brazoria, Galveston

Areal Flood Warning:

Collin

Coastal Flood Advisory:

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

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

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Virginia

Public Information Statement:

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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, Spokane Area, Upper Columbia Basin, Waterville Plateau

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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:

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Wyoming

Special Weather Statement:

Central Carbon County, Central Laramie Range and Southwest Platte County, Converse County Lower Elevations, Ferris/Seminoe/Shirley Mountains, Natrona County Lower Elevations, North Laramie Range, North Snowy Range Foothills, Shirley Basin, South Laramie Range, South Laramie Range Foothills

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Current Warnings:

Alaska
Arkansas
California
Colorado
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
Virginia
Washington
Wisconsin
Wyoming

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