U.S. severe weather
Map updated 3:30 AM UTC on March 12, 2010.
Click on a colored region for details or scroll down for a list of advisories by state.



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Alabama
Flood Warning
Clarke, Washington, Choctaw, Escambia, Monroe, Wilcox, Dallas, Montgomery, Elmore, Lowndes, Autauga, Macon, Chambers, Tallapoosa, Randolph, Coosa, Chilton, Talladega, Shelby, Bibb, Jefferson, Perry

Alaska
High Wind Advisory
Cape Decision to Salisbury Sound Coastal Area, Inner Channels from Kupreanof Island to Etolin Island

Winter Weather Statement
Northern and Interior Seward Peninsula, St Lawrence Island and Bering Strait Coast, Western Aleutians, Salisbury Sound to Cape Fairweather Coastal Area, Eastern Chichagof Island

Arkansas
Flood Warning
Ashley, Union, Woodruff, White, Jackson, Lawrence, Independence

California
High Wind Advisory
Mono, Central Siskiyou County

Winter Weather Statement
Upper Trinity River, Greater Lake Tahoe Area, Mountains Southwestern Shasta County to Northern Lake County, Burney Basin / Eastern Shasta County, Shasta Lake Area / Northern Shasta County, West Slope Northern Sierra Nevada, Western Plumas County/Lassen Park, Tulare County Mountains, Sierra Nevada from Yosemite to Kings Canyon, Central Siskiyou County, North Central and Southeast Siskiyou County, South Central Siskiyou County, Western Siskiyou County

Connecticut
Flood Watch / Flood Statement
Southern New London, Southern Middlesex, Southern New Haven, Southern Fairfield, Northern New London, Northern Middlesex, Northern New Haven, Northern Fairfield

Delaware
Flood Watch / Flood Statement
Delaware Beaches, Inland Sussex, Kent, New Castle

District of Columbia
Flood Watch / Flood Statement
District of Columbia

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

Flood Warning
Coastal Escambia, Inland Escambia, Washington, Holmes, Taylor, Madison, Jefferson

Georgia
Flood Warning
Coastal Chatham, Inland Chatham, Coastal Bryan, Inland Bryan, Effingham, Haralson, Houston, Twiggs, Bibb, Jones, Monroe, Crawford, Taylor, Talbot, Upson, Greene, Oconee, Clarke, South Fulton, North Fulton, Forsyth, Coweta, Heard, Carroll, Douglas, Cobb

Idaho
High Wind Advisory
Lower Hells Canyon/Salmon River Region

Illinois
Flood Watch / Flood Statement
Winnebago, Ogle

Flood Warning
Randolph, Adams, Jersey, Calhoun, Pike, Madison, Mason, Fulton, Brown, Morgan, Cass, Schuyler, Lake, Winnebago, McDonough, Hancock, Henry, Rock Island, Whiteside, Stephenson

Indiana
Flood Watch / Flood Statement
Allen, De Kalb

Iowa
Flood Watch / Flood Statement
Mitchell, Fayette, Chickasaw, Floyd, Winneshiek, Howard, Black Hawk, Grundy, Hardin, Hamilton, Webster, Calhoun, Sac, Bremer, Butler, Franklin, Wright, Humboldt, Pocahontas, Cerro Gordo, Hancock, Palo Alto, Worth, Winnebago, Kossuth, Emmet

Flood Warning
Decatur, Marion, Jasper, Polk, Story, Mahaska, Boone, Hamilton, Webster, Humboldt, Palo Alto, Emmet, Kossuth, Wapello, Warren, Madison, Dallas, Greene, Black Hawk, Bremer, Butler, Marshall, Wright, Floyd, Cerro Gordo, Worth, Buena Vista, Clay, Dickinson, Clayton, Allamakee, Jones, Linn, Washington, Johnson, Louisa, Iowa, Muscatine, Cedar, Scott, Clinton, Lee, Des Moines, Henry, Keokuk, Fremont

Kansas
Flood Warning
Doniphan, Marshall

Louisiana
Dense Fog Advisory
Cameron, Lower St. Martin, St. Mary, Iberia, Vermilion, Upper St. Martin, Lafayette, Acadia, Jefferson Davis, Calcasieu, Lower St. Bernard, Upper Terrebonne, Upper St. Bernard, Upper Plaquemines, Orleans, Upper Jefferson, St. Charles, Upper Lafourche, St. John The Baptist, Lower Plaquemines, Lower Jefferson, Lower Lafourche, Lower Terrebonne

Flood Warning
St. Tammany, Washington, St. Mary, Webster, Bossier, Calcasieu, Beauregard

Maryland
Flood Watch / Flood Statement
Caroline, Talbot, Queen Anne's, Kent, Cecil, Calvert, St. Marys, Charles, Anne Arundel, Prince Georges, Southern Baltimore, Howard, Montgomery, Harford, Northern Baltimore, Carroll, Frederick, Washington, Garrett

Michigan
Flood Watch / Flood Statement
Muskegon, Mason, Barry, Ionia, Clinton, Ingham, Kent, Calhoun, Kalamazoo, Van Buren, Eaton, Allegan, Ottawa, Newaygo, Oceana

Minnesota
Flood Watch / Flood Statement
Clay, Wilkin, Scott, Carver, Hennepin, Blue Earth, Nicollet, Brown, Renville, Yellow Medicine, Chippewa

Dense Fog Advisory
Carlton/South St. Louis, Southern Cook/North Shore, Southern Lake/North Shore, Houston, Fillmore, Mower, Winona, Olmsted, Dodge, Wabasha, Jackson, Nobles, Cottonwood, Murray, Lyon, Freeborn, Faribault, Martin, Steele, Waseca, Blue Earth, Watonwan, Goodhue, Rice, Le Sueur, Nicollet, Brown, Redwood, Dakota, Scott, Sibley, Renville, Yellow Medicine, Lac qui Parle

Flood Warning
Le Sueur, Scott, Sibley, Renville, Yellow Medicine, Chippewa, Lac qui Parle, Hennepin, Wright, Carver, Dakota

Mississippi
Flood Warning
Leake, Neshoba, Madison, Yazoo, Attala, Holmes, George, Greene, Wayne, Hancock, Pearl River

Missouri
Flood Warning
Cole, Lewis, Marion, Andrew, Nodaway, Chariton, Carroll, Linn, Livingston, Daviess, Gentry, Ray, Macon, Holt, Atchison, Buchanan, Henry, Bates, Cass, Platte, Cooper, Howard, Saline, Lafayette, Jackson, Callaway, Osage, Gasconade, Montgomery, St. Charles, Lincoln, Pike, Ralls, Jefferson, St. Louis, Clark, Caldwell, Clinton, De Kalb

Montana
High Wind Advisory
Northern Rocky Mountain Front

Nebraska
Winter Weather Statement
Custer, Blaine, Brown, Eastern Cherry, Wheeler, Garfield, Loup, Holt, Rock, Boyd, Keya Paha, Madison, Boone, Wayne, Pierce, Antelope, Cedar, Knox

Flood Watch / Flood Statement
Platte, Sarpy, Douglas, Saunders, Butler, Dodge, Colfax, Nance

Flood Warning
Holt, Rock, Saline, Richardson, Nemaha, Otoe

Nevada
High Wind Advisory
Western Nevada Basin and Range including Pyramid Lake, Greater Reno-Carson City-Minden Area, Mineral and Southern Lyon Counties

Winter Weather Statement
Greater Lake Tahoe Area

New Jersey
Flood Watch / Flood Statement
Southeastern Burlington, Coastal Ocean, Coastal Atlantic, Atlantic Coastal Cape May, Cape May, Atlantic, Cumberland, Ocean, Northwestern Burlington, Camden, Gloucester, Salem, Mercer, Eastern Monmouth, Western Monmouth, Middlesex, Somerset, Hunterdon, Morris, Warren, Sussex, Union, Hudson, Essex, Eastern Passaic, Bergen, Western Passaic

New York
Flood Watch / Flood Statement
Southeast Suffolk, Southwest Suffolk, Northeast Suffolk, Northwest Suffolk, Nassau, Queens, Kings (Brooklyn), Richmond (Staten Is.), Bronx, New York (Manhattan), Southern Westchester, Northern Westchester, Rockland, Putnam, Orange

North Carolina
Flood Warning
Martin

North Dakota
Flood Watch / Flood Statement
Cass, Richland

Ohio
Flood Watch / Flood Statement
Defiance, Williams, Jefferson, Columbiana, Noble, Belmont, Ashtabula Lakeshore, Knox, Holmes, Morrow, Marion, Mahoning, Stark, Wayne, Ashland, Richland, Crawford, Wyandot, Trumbull, Portage, Summit, Medina, Huron, Seneca, Hancock, Ashtabula Inland, Geauga, Lake, Cuyahoga, Lorain, Erie, Sandusky, Ottawa, Wood, Lucas, Guernsey, Muskingum, Harrison, Coshocton, Carroll, Tuscarawas, Monroe

Flood Warning
Defiance, Fulton, Williams, Lorain, Holmes, Wayne, Marion, Lake

Oregon
High Wind Advisory
Central Oregon Coast, Central and Eastern Lake County, Curry County Coast, South Central Oregon Coast

Winter Weather Statement
Wallowa County, Southern Blue Mountains of Oregon, Northern Blue Mountains of Oregon

Flood Watch / Flood Statement
Curry County Coast, South Central Oregon Coast, Central Oregon Coast, North Oregon Coast

Pennsylvania
Flood Watch / Flood Statement
Somerset, Cambria, Lancaster, York, Adams, Cumberland, Lebanon, Schuylkill, Dauphin, Perry, Franklin, Fulton, Bedford, Juniata, Mifflin, Huntingdon, Blair, Westmoreland, Indiana, Beaver, Allegheny, Washington, Fayette, Philadelphia, Delaware, Bucks, Montgomery, Chester, Northampton, Lehigh, Berks, Monroe, Carbon, Crawford, Southern Erie, Northern Erie, Greene, Armstrong, Jefferson, Clarion, Butler, Lawrence, Forest, Venango, Mercer

Flood Warning
Somerset, Westmoreland, Indiana, Fayette

South Dakota
Winter Weather Statement
Tripp, Todd, Mellette, Charles Mix, Brule, Gregory

Flood Warning
Tripp, Lyman, Davison, Yankton, Hutchinson, Hanson, Sanborn, Beadle, Clay, Turner, Lincoln

Texas
Dense Fog Advisory
Jefferson, Orange, Galveston, Brazoria, Chambers

Flood Warning
Morris, Titus, Franklin, Red River, Smith, Wood, Cass, Bowie, Angelina, Nacogdoches, Cherokee, San Augustine, Shelby, Panola, Rusk, Houston, Anderson, Tyler, Polk, Trinity, Orange, Newton, Chambers, Liberty, Grimes, Brazos, Madison, Robertson, Leon, Freestone, Navarro, Henderson

Utah
Winter Weather Statement
Southwest Utah, West Central Utah, Sanpete/Sevier Valleys, Southern Wasatch Front, Wasatch Plateau/Book Cliffs, Western Uinta Mountains, Wasatch Mountains South of I-80

Virginia
Flood Watch / Flood Statement
King George, Spotsylvania, Stafford, Arlington/Falls Church/Alexandria, Fairfax, Prince William/Manassas/Manassas Park, Culpeper, Orange, Loudoun, Rappahannock, Madison, Greene, Albemarle, Nelson, Clarke, Warren, Page, Frederick, Shenandoah, Rockingham, Augusta, Highland

Washington
Winter Weather Statement
Northwest Blue Mountains, Okanogan Highlands, East Slopes Northern Cascades, Olympics, West Slopes Central Cascades and Passes, West Slopes Northern Cascades and Passes, South Washington Cascades

Flood Watch / Flood Statement
Central Coast, North Coast, South Washington Coast

West Virginia
Flood Watch / Flood Statement
Brooke, Hancock, Preston, Marshall, Ohio, Greenbrier, Monroe, Summers, Hardy, Jefferson, Berkeley, Morgan, Hampshire, Pendleton, Monongalia, Marion, Wetzel, Tucker

Flood Warning
Randolph, Pocahontas, Barbour, Upshur, Webster, Nicholas, Preston

Wisconsin
Flood Watch / Flood Statement
Racine, Ozaukee

Dense Fog Advisory
Southern Oconto County, Manitowoc, Calumet, Winnebago, Waushara, Kewaunee, Brown, Outagamie, Waupaca, Portage, Wood, Shawano, Marathon, Menominee, Iron, Ashland, Bayfield, Douglas, Grant, Richland, Crawford, Vernon, Adams, Juneau, Monroe, La Crosse, Jackson, Trempealeau, Buffalo, Clark, Kenosha, Racine, Walworth, Rock, Green, Lafayette, Milwaukee, Waukesha, Jefferson, Dane, Iowa, Ozaukee, Washington, Dodge, Columbia, Sauk, Sheboygan, Fond du Lac, Green Lake, Marquette

Flood Warning
Trempealeau, Buffalo, Crawford, Kenosha, Rock, Green


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