U.S. severe weather
Map updated 3:50 PM 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
Severe Thunderstorm Warning
De Kalb, Jackson, Marshall

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

Alaska
Winter Weather Statement
Eastern Aleutians, Inner Channels from Kupreanof Island to Etolin Island, Juneau Borough and Northern Admiralty Island, Eastern Chichagof Island, Eastern Baranof Island and Southern Admiralty Island, St Lawrence Island and Bering Strait Coast, Northern and Interior Seward Peninsula, Chukchi Sea Coast

Arkansas
High Wind Advisory
Chicot

Flood Warning
Jackson, Lawrence, Independence, Ashley, Union

California
High Wind Advisory
Mono, Northeast Foothills/Sacramento Valley, Clear Lake/Southern Lake County, Northern Sacramento Valley, Greater Lake Tahoe Area, Central Siskiyou County, Southeastern Kern County Desert, Kern County Mountains, Indian Wells Valley, Southwestern San Joaquin Valley, West-Central San Joaquin Valley

Winter Weather Statement
Central Siskiyou County, North Central and Southeast Siskiyou County, South Central Siskiyou County, Western Siskiyou County, 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

Colorado
High Wind Advisory
Cheyenne County, Kit Carson County, Yuma 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
High Wind Advisory
Delaware Beaches, Inland Sussex, Kent

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
Metro Palm Beach County, Inland Palm Beach County, Hendry, Glades, Mainland Monroe, Metropolitan Miami Dade, Inland Miami-Dade County, Metro Broward County, Inland Broward County, Inland Collier County, Coastal Collier County

Flood Warning
Coastal Escambia, Inland Escambia, Taylor, Madison, Jefferson, Liberty, Franklin, Gulf, Calhoun, Pasco, Hillsborough

Georgia
Flood Watch / Flood Statement
White, Lumpkin, Dawson, Pickens, Gordon, Towns, Union, Gilmer, Fannin, Murray, Whitfield, Catoosa, Walker, Dade, Habersham, Rabun

Dense Fog Advisory
White, Lumpkin, Dawson, Pickens, Towns, Union, Gilmer, Fannin, Elbert, Hart, Franklin, Stephens, Habersham, Rabun

Flood Warning
Appling, Toombs, Tattnall, Dougherty, South Fulton, North Fulton, Forsyth, Greene, Oconee, Clarke, Houston, Twiggs, Bibb, Jones, Monroe, Crawford, Taylor, Talbot, Upson, Coastal Chatham, Inland Chatham, Coastal Bryan, Inland Bryan, Effingham, Douglas, Cobb

Idaho
High Wind Advisory
Lower Hells Canyon/Salmon River Region

Winter Weather Statement
Lower Hells Canyon/Salmon River Region, Orofino/Grangeville Region, Lewis and Southern Nez Perce Counties

Illinois
Flood Watch / Flood Statement
Winnebago, Ogle, Lake, Kendall, Kane

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

Indiana
Flood Watch / Flood Statement
Newton, Allen, De Kalb

Flood Warning
Vigo, Parke, Vermillion, Starke, St. Joseph, La Porte, Newton, Lake

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

Dense Fog Advisory
Buena Vista

Flood Warning
Wayne, Lucas, Decatur, Polk, Boone, Hamilton, Webster, Humboldt, Palo Alto, Emmet, Warren, Madison, Dallas, Greene, Kossuth, Story, Marion, Jasper, Wright, Floyd, Cerro Gordo, Worth, Marshall, Linn, Buchanan, Fremont, Jones, Washington, Johnson, Louisa, Iowa, Muscatine, Cedar, Scott, Clinton, Lee, Des Moines, Henry, Clayton, Allamakee

Kansas
High Wind Advisory
Comanche, Clark, Meade, Seward, Stevens, Morton, Kiowa, Edwards, Ford, Gray, Haskell, Grant, Stanton, Hodgeman, Finney, Kearny, Hamilton, Ness, Lane, Scott, Trego, Barber, Pratt, Stafford, Pawnee, Rush, Ellis, Wichita, Greeley, Gove, Logan, Wallace, Graham, Sheridan, Thomas, Sherman, Norton, Decatur, Rawlins, Cheyenne

Flood Warning
Atchison, Marshall

Kentucky
Flood Watch / Flood Statement
Boyd, Greenup

Louisiana
High Wind Advisory
East Carroll

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

Maryland
High Wind Advisory
Maryland Beaches

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

Dense Fog Advisory
Garrett

Michigan
Flood Watch / Flood Statement
Ionia, Barry, Clinton, Ingham, Ottawa, Kent, Muskegon, Mason, Calhoun, Kalamazoo, Van Buren, Eaton, Allegan, Newaygo, Oceana, Gratiot, Montcalm, Isabella, Mecosta, Clare, Osceola, Lake

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

Dense Fog Advisory
Jackson, Nobles, Cottonwood, Murray, Lyon, Goodhue, Rice, Le Sueur, Nicollet, Brown, Redwood, Sibley, McLeod, Renville, Yellow Medicine, Kandiyohi, Chippewa, Swift, Lac qui Parle, Freeborn, Faribault, Martin, Steele, Waseca, Blue Earth, Watonwan, Wabasha, Fillmore, Mower, Olmsted, Dodge

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

Mississippi
High Wind Advisory
Lauderdale, Rankin, Madison, Lowndes, Clay, Grenada

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

Missouri
Flood Warning
Callaway, Osage, Gasconade, Montgomery, Cole, Platte, Buchanan, Jackson, Ray, Clay, Lewis, Jefferson, St. Louis, Chariton, Carroll, Macon, Henry, Bates, Cass, Cooper, Howard, Saline, Lafayette, St. Charles, Lincoln, Pike, Ralls, Clark

Nebraska
Winter Weather Statement
Custer, Blaine, Brown, Eastern Cherry, Wheeler, Garfield, Loup, Holt, Rock, Boyd, Keya Paha

Flood Warning
Richardson, Nemaha, Saline, Washington, Dodge, Cuming

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

Winter Weather Statement
Greater Lake Tahoe Area

New Jersey
High Wind Advisory
Southeastern Burlington, Coastal Ocean, Ocean, Eastern Monmouth, Western Monmouth, Middlesex, Coastal Atlantic, Atlantic Coastal Cape May, Cape May, Atlantic, Cumberland

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
High Wind Advisory
Clay, Cherokee

Flood Watch / Flood Statement
Caswell, Rockingham, Yadkin, Wilkes, Watauga, Stokes, Surry, Alleghany, Ashe, Southern Jackson, Macon, Northern Jackson, Graham, Swain, Henderson, Transylvania, Buncombe, Haywood, Mitchell, Yancey, Madison, Alexander, Avery, Clay, Cherokee

Dense Fog Advisory
Yadkin, Wilkes, Watauga, Surry, Alleghany, Ashe, Henderson, Transylvania, Southern Jackson, Macon, Northern Jackson, Graham, Rowan, Catawba, Buncombe, Haywood, Swain, Mitchell, Yancey, Madison, Davie, Iredell, Alexander, Avery

Flood Warning
Martin

North Dakota
Flood Watch / Flood Statement
Cass, Richland

Flood Warning
Richland, Cass

Ohio
Flood Watch / Flood Statement
Columbiana, Jefferson, Noble, Belmont, Defiance, Williams, Monroe, Guernsey, Muskingum, Harrison, Coshocton, Carroll, Tuscarawas, Lawrence, Gallia, Meigs, Washington, Athens, 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

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

Oregon
High Wind Advisory
Central and Eastern Lake County, Grande Ronde Valley, Central Oregon Coast, North Oregon Coast, 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
Lancaster, York, Adams, Cumberland, Lebanon, Schuylkill, Dauphin, Perry, Franklin, Fulton, Bedford, Juniata, Mifflin, Huntingdon, Blair, Somerset, Cambria, Beaver, Allegheny, Westmoreland, Washington, Fayette, Greene, Indiana, Armstrong, Jefferson, Clarion, Butler, Lawrence, Forest, Venango, Mercer, Philadelphia, Delaware, Bucks, Montgomery, Chester, Northampton, Lehigh, Berks, Monroe, Carbon, Crawford, Southern Erie, Northern Erie

Flood Warning
Somerset, Westmoreland, Indiana, Fayette

South Dakota
Winter Weather Statement
Tripp, Todd, Mellette

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

Tennessee
High Wind Advisory
Southeast Carter, Northwest Carter, Unicoi, Washington, Southeast Greene, Northwest Greene, Johnson, Sullivan, East Polk, West Polk, Southeast Monroe, Northwest Monroe, McMinn, Sevier Smoky Mountains, North Sevier, Blount Smoky Mountains, NW Blount, Cocke Smoky Mountains, Northwest Cocke, Hawkins, Hancock, Jefferson, Knox, Loudon, Roane, Hamblen, Grainger, Union, Anderson, Morgan, Claiborne, Campbell, Scott, Bradley, Hamilton, Marion, Meigs, Rhea, Bledsoe, Sequatchie

Flood Watch / Flood Statement
East Polk, West Polk, Bradley, Hamilton, Marion, Southeast Monroe, Northwest Monroe, McMinn, Meigs, Rhea, Bledsoe, Sequatchie, Sevier Smoky Mountains, Blount Smoky Mountains, Southeast Carter, Unicoi, Southeast Greene, Cocke Smoky Mountains, Johnson

Flood Warning
Cocke Smoky Mountains, Northwest Cocke, Hickman

Texas
Flood Warning
Orange, Newton, Leon, Anderson, Freestone, Navarro, Henderson, Morris, Titus, Franklin, Red River, Smith, Wood

Fire Weather Advisory
Bell, Coryell, Lampasas, Bosque, Hamilton, Mills, Comanche, Somervell, Hood, Erath, Eastland, Parker, Palo Pinto, Stephens, Wise, Jack, Young, Montague

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, San Rafael Swell, Castle Country

Virginia
High Wind Advisory
Washington, Russell, Scott, Wise, Lee, Northampton, Accomack

Flood Watch / Flood Statement
Charlotte, Halifax, Buckingham, Appomattox, Campbell, Pittsylvania, Henry, Amherst, Bedford, Franklin, Rockbridge, Botetourt, Roanoke, Bath, Alleghany, Craig, Patrick, Floyd, Carroll, Grayson, Montgomery, Pulaski, Wythe, Giles, Bland, Smyth, Tazewell, Accomack, Middlesex, Lancaster, Northumberland, Richmond, Westmoreland, Essex, King and Queen, King William, Caroline, Hanover, Louisa, 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

Dense Fog Advisory
Patrick, Floyd, Carroll, Grayson, Montgomery, Pulaski, Wythe, Smyth

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

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

West Virginia
Flood Watch / Flood Statement
Hancock, Marshall, Ohio, Brooke, Tucker, Preston, Monongalia, Marion, Wetzel, Greenbrier, Monroe, Summers, Mercer, Tyler, Pleasants, Wood, Jackson, Mason, Cabell, Wayne, Hardy, Jefferson, Berkeley, Morgan, Hampshire, Pendleton

Flood Warning
Randolph, Pocahontas, Barbour, Upshur, Webster, Nicholas, Greenbrier, Monroe, Summers, Preston

Wisconsin
Flood Watch / Flood Statement
Ozaukee, Racine

Dense Fog Advisory
Eau Claire, Chippewa, Pepin, Dunn, Pierce, St. Croix, Ozaukee, Washington, Dodge, Columbia, Sauk, Sheboygan, Fond du Lac, Green Lake, Marquette, Southern Oconto County, Manitowoc, Calumet, Winnebago, Waushara, Kewaunee, Brown, Outagamie, Waupaca, Portage, Wood, Shawano, Marathon, Menominee, Southern Marinette County, Door, Northern Oconto County, Langlade, Lincoln, Northern Marinette County, Florence, Forest, Oneida, Vilas, Adams, Juneau, Monroe, Jackson, Trempealeau, Buffalo, Clark

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


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