weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

One product issued by NWS for: Washington DC
Share |


Flash Flood Watch

Flood Watch
National Weather Service Baltimore MD/Washington DC
319 PM EDT Tue Aug 11 2020

DCZ001-MDZ004>006-011-013-014-016>018-503>508-VAZ025-026-029-
036>040-050>057-501-502-505>508-120400-
/O.NEW.KLWX.FF.A.0020.200812T1600Z-200813T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
District of Columbia-Frederick MD-Carroll-Northern Baltimore-
Southern Baltimore-Prince Georges-Anne Arundel-Charles-St. Marys-
Calvert-Northwest Montgomery-Central and Southeast Montgomery-
Northwest Howard-Central and Southeast Howard-Northwest Harford-
Southeast Harford-Augusta-Rockingham-Page-Nelson-Albemarle-Greene-
Madison-Rappahannock-Orange-Culpeper-
Prince William/Manassas/Manassas Park-Fairfax-
Arlington/Falls Church/Alexandria-Stafford-Spotsylvania-
King George-Northern Fauquier-Southern Fauquier-Western Loudoun-
Eastern Loudoun-Northern Virginia Blue Ridge-
Central Virginia Blue Ridge-
Including the cities of Washington, Frederick, Ballenger Creek,
Eldersburg, Westminster, Reisterstown, Cockeysville, Baltimore,
Bowie, Suitland-Silver Hill, Clinton, College Park, Greenbelt,
Laurel, Camp Springs, Glen Burnie, Annapolis, Severn, South Gate,
Severna Park, Arnold, Odenton, St. Charles, Waldorf,
Lexington Park, California, Chesapeake Beach, Huntingtown,
Dunkirk, North Beach, Lusby, Prince Frederick, Germantown,
Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring,
Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen,
Staunton, Waynesboro, Stuarts Draft, Harrisonburg, Luray,
Shenandoah, Stanley, Lovingston, Charlottesville, Stanardsville,
Madison, Orange, Gordonsville, Culpeper, Dale City, Manassas,
Woodbridge, Lake Ridge, Montclair, Reston, Herndon, Annandale,
Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria,
Falls Church, Falmouth, Fredericksburg, Dahlgren, Warrenton,
Turnbull, Purcellville, Leesburg, Ashburn, Sterling, Big Meadows,
and Wintergreen
319 PM EDT Tue Aug 11 2020

...FLASH FLOOD WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

The National Weather Service in Sterling Virginia has issued a

* Flash Flood Watch for portions of Maryland, The District of
  Columbia, and Virginia, including the following areas, in
  Maryland, Anne Arundel, Calvert, Carroll, Central and
  Southeast Howard, Central and Southeast Montgomery, Charles,
  Frederick, Northern Baltimore, Northwest Harford, Northwest
  Howard, Northwest Montgomery, Prince Georges, Southeast
  Harford, Southern Baltimore, and St. Marys. The District of
  Columbia. In Virginia, Albemarle, Arlington/Falls
  Church/Alexandria, Augusta, Central Virginia Blue Ridge,
  Culpeper, Eastern Loudoun, Fairfax, Greene, King George,
  Madison, Nelson, Northern Fauquier, Northern Virginia Blue
  Ridge, Orange, Page, Prince William, Rappahannock, Rockingham,
  Southern Fauquier, Spotsylvania, Stafford, and Western
  Loudoun.

* From Wednesday afternoon through Wednesday evening

* A cold front will move into the area Wednesday and then stall
  out. Numerous slow moving showers and thunderstorms will pose a
  risk of flash flooding. Thunderstorms could produce one to two
  inches of rain with isolated amounts up to four inches possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

KJP/JE/SMZ




U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE