
FLOOD WATCH
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
257 PM EST TUE MAR 8 2011
DISTRICT OF COLUMBIA-FREDERICK MD-CARROLL-NORTHERN BALTIMORE-
HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-PRINCE GEORGES-
ANNE ARUNDEL-NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-
ORANGE-CULPEPER-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-
INCLUDING THE CITIES OF…WASHINGTON…FREDERICK…WESTMINSTER…
GAITHERSBURG…COLUMBIA…BALTIMORE…ANNAPOLIS…
CHARLOTTESVILLE…LEESBURG…CULPEPER…MANASSAS…
MANASSAS PARK…FAIRFAX…ALEXANDRIA…FALLS CHURCH…
FREDERICKSBURG…WARRENTON
257 PM EST TUE MAR 8 2011
…FLOOD WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH
THURSDAY EVENING…
THE FLOOD WATCH CONTINUES FOR
* PORTIONS OF WESTERN MARYLAND…NORTHERN VIRGINIA AND THE EASTERN
WEST VIRGINIA PANHANDLE…WEST OF THE BLUE RIDGE.
* FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING
* PERIODS OF MODERATE TO HEAVY RAIN WILL MOVE INTO THE REGION
AHEAD OF A COLD FRONT WEDNESDAY EVENING INTO THURSDAY. BY THE
TIME THE FRONT CLEARS THE AREA THURSDAY NIGHT…UP TO 3 INCHES
OF RAIN WILL BE POSSIBLE.
* THE FORECASTED RAINFALL AMOUNTS LIKELY WILL CAUSE FLOODING OF
LOW LYING AREAS…AS WELL AS CAUSE SMALL STREAMS AND CREEKS TO
RISE OUT OF THEIR BANKS. THE RUNOFF WOULD THEN CREATE
SIGNIFICANT RISES ON AREA RIVERS.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.
YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.












