Severe Thunderstorm Watch for District of Columbia, DC; Allegany, MD; Anne Arundel, MD +44 more
Official alert fields
What you need to know
- Applies to
- District of Columbia, Allegany, Anne Arundel, Baltimore, Baltimore City, Calvert, Carroll, Cecil and 52 more
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Future
- Official certainty
- Possible
What is happening
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 643 IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON FOR THE FOLLOWING AREAS THE DISTRICT OF COLUMBIA IN MARYLAND THIS WATCH INCLUDES 15 COUNTIES IN CENTRAL MARYLAND ANNE ARUNDEL HOWARD MONTGOMERY PRINCE GEORGES IN NORTH CENTRAL MARYLAND CARROLL FREDERICK...
What the bulletin says to do
No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.
Full official description
Bulletin details
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 643 IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON FOR THE FOLLOWING AREAS THE DISTRICT OF COLUMBIA IN MARYLAND THIS WATCH INCLUDES 15 COUNTIES IN CENTRAL MARYLAND ANNE ARUNDEL HOWARD MONTGOMERY PRINCE GEORGES IN NORTH CENTRAL MARYLAND CARROLL FREDERICK WASHINGTON IN NORTHEAST MARYLAND CECIL IN NORTHERN MARYLAND BALTIMORE BALTIMORE CITY HARFORD IN SOUTHERN MARYLAND CALVERT CHARLES ST. MARYS IN WESTERN MARYLAND ALLEGANY IN VIRGINIA THIS WATCH INCLUDES 25 COUNTIES IN CENTRAL VIRGINIA CITY OF FREDERICKSBURG GREENE KING GEORGE ORANGE SPOTSYLVANIA IN NORTHERN VIRGINIA ARLINGTON CITY OF ALEXANDRIA CITY OF FAIRFAX CITY OF FALLS CHURCH CITY OF MANASSAS CITY OF MANASSAS PARK CULPEPER FAIRFAX FAUQUIER LOUDOUN PRINCE WILLIAM STAFFORD IN NORTHWEST VIRGINIA CITY OF WINCHESTER CLARKE FREDERICK MADISON PAGE RAPPAHANNOCK SHENANDOAH WARREN IN WEST VIRGINIA THIS WATCH INCLUDES 6 COUNTIES IN EASTERN WEST VIRGINIA HAMPSHIRE HARDY MINERAL IN PANHANDLE WEST VIRGINIA BERKELEY JEFFERSON MORGAN THIS INCLUDES THE CITIES OF ABERDEEN, ABINGDON, ADAMS MORGAN, ADEN, AIRLIE, ALBIN, ALEXANDRIA, ALONZAVILLE, ALSOP, ANDORA, ANNANDALE, ANNAPOLIS, ANTIOCH, APPLETON, ARCO, ARKENDALE, ARLINGTON, ARNOLD, BAKERTON, BALLENGER CREEK, BALLSTON, BALTIMORE, BARCROFT, BARKSDALE, BAY VIEW, BEAN SETTLEMENT, BENTONVILLE, BERKELEY SPGS, BERRYVILLE, BERRYVILLE, BETHEL, BETHESDA, BLAKE, BLOOMERY, BOHEMIAS MILLS, BOWIE, BOYDS, BRADY, BRAKE, BRANTWOOD, BROKENBURG, BROOKFIELD, BROOMES ISLAND, BUCKEYSTOWN, BUCKTON, BURKE, BURR HILL, BYNUM, CALIFORNIA, CALLAWAY, CARDOVA, CATALPA, CATONSVILLE, CEDAR GROVE, CEDARVILLE, CHANTILLY, CHARLES TOWN, CHERRYDALE, CHESAPEAKE BEACH, CHESTER GAP, CLARKSVILLE, CLARY, CLINTON, COLLEGE PARK, COLUMBIA, COMPTON, COUNTRYSIDE, COVE POINT, CULPEPER, CUMBERLAND, DAHLGREN, DALE CITY, DAMERON, DRUM POINT, DULLES INTERNATIONAL AIRPORT, DUNDALK, DUNKIRK, EDGEWOOD, ELDERSBURG, ELLERSLIE, ESSEX, EVERONA, FAIRFAX, FAIRFAX STATION, FAIRVIEW, FALLS CHURCH, FALMOUTH, FELLS POINT, FISHER, FIVE FORKS, FORDSVILLE, FORT ASHBY, FOUR CORNERS, FREDERICK, FREDERICKSBURG, FRENCHBURG, FRONT ROYAL, FROSTBURG, GAINESBORO, GAITHERSBURG, GAMBER, GARRISONVILLE, GATEWOOD, GERMANTOWN, GLEEDSVILLE, GLEN BURNIE, GLEN ECHO, GLENDIE, GLENMONT, GREENBELT, HAGERSTOWN, HALFWAY, HAMBURG, HANCOCK, HARFORD FURNACE, HAWKINSTOWN, HEADSVILLE, HICKORY, HISTORIC ELLICOTT CITY, HOWELLSVILLE, INDEPENDENT HILL, KEYSER, KIMBALL, LAHORE, LAKE RIDGE, LANGLEY, LEESBURG, LEXINGTON PARK, LONG BEACH, LUCKETTS, LURAY, MADISON MILLS, MADISON RUN, MAGNOLIA, MAGNOLIA, MANASSAS, MANASSAS PARK, MARTINSBURG, MASSAPONAX, MCCOOLE, MCLEAN, MCNEILL, MIDDLEWAY, MILLVILLE, MONTCLAIR, MONTPELIER, MOOREFIELD, MOUNT CLIFTON, MOUNT HARMONY, MOUNT JACKSON, NASONS, NEW CREEK, OAK GROVE, ORANGE, PARK HEIGHTS, PARK MILLS, PARKVILLE, PARTLOW, PAW PAW, PINEY POINT, POINTS, POST OAK, PURGITSVILLE, RANDALLSTOWN, RANSON, RAPIDAN, RAWLINGS, REAGAN NATIONAL AIRPORT, RESTON, REVA, RIDGE, RIDGEVILLE, RIDGEWAY, RILEYVILLE, RIVERCREST, ROLLINS FORK, ROMNEY, ROSSLYN, RUSSELLDALE, SEVERN, SEVERNA PARK, SHADY GROVE, SHADY GROVE, SHENANDOAH JUNCTION, SHILOH, SILVER SPRING, SIMPSONVILLE, SKYLAND, SMITH CROSSROADS, SOTTERLEY, SOUTH GATE, SPOTSYLVANIA COURT, SPRINGFIELD, ST. CHARLES, STERLING PARK, STEVENSBURG, STRASBURG, STRINGTOWN, SUITLAND-SILVER HILL, TANTALLON, THREE CHURCHES, TOWSON, TURNBULL, TWYMANS MILL, UNIONVILLE, WALDORF, WAPOCOMO, WARRENTON, WASHINGTON, WESTMINSTER, WIDEWATER, WINCHESTER, WINSTON, WOODBRIDGE, WOODLAWN, WOODSTOCK, AND WOODSTOCK.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Severe Thunderstorm Watch issued September 2 at 11:46AM EDT until September 2 at 5:00PM EDT by NWS Baltimore MD/Washington DC
Official revision - Alert
Severe Thunderstorm Watch issued September 2 at 11:46AM EDT until September 2 at 5:00PM EDT by NWS Baltimore MD/Washington DC
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Baltimore MD/Washington DC. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected