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One product issued by NWS for:

Flood Watch

Flood Watch
National Weather Service Baltimore MD/Washington DC
932 PM EST Sat Dec 9 2023

DCZ001-MDZ005-006-008-011-013-014-016-503>508-VAZ053>055-502-506-526-
527-101045-
/O.CON.KLWX.FA.A.0013.231210T1800Z-231211T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
District of Columbia-Carroll-Northern Baltimore-Cecil-Southern
Baltimore-Prince Georges-Anne Arundel-Charles-Northwest
Montgomery-Central and Southeast Montgomery-Northwest Howard-
Central and Southeast Howard-Northwest Harford-Southeast Harford-
Fairfax-Arlington/Falls Church/Alexandria-Stafford-Southern
Fauquier-Eastern Loudoun-Northwest Prince William-Central and
Southeast Prince William/Manassas/Manassas Park-
Including the cities of Reston, Arnold, Montclair, Cockeysville,
Silver Spring, Columbia, Camp Springs, Lisbon, Franconia,
Damascus, Glen Burnie, Elkton, South Gate, Clinton, Alexandria,
St. Charles, Lake Ridge, Chantilly, Germantown, Dale City,
Severna Park, Waldorf, Baltimore, McLean, Sterling, College Park,
Jarrettsville, Haymarket, Greenbelt, Falls Church, Falmouth,
Turnbull, Ashburn, Bowie, Bethesda, Centreville, Gaithersburg,
Odenton, Herndon, Westminster, Annapolis, Rockville,
Suitland-Silver Hill, Aberdeen, Arlington, Ellicott City,
Manassas, Reisterstown, Eldersburg, Washington, Woodbridge,
Severn, Annandale, Laurel, and Leesburg
932 PM EST Sat Dec 9 2023

...FLOOD WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Portions of DC, including the following , District of
  Columbia, Maryland, including the following areas, Anne Arundel,
  Carroll, Cecil, Central and Southeast Howard, Central and
  Southeast Montgomery, Charles, Northern Baltimore, Northwest
  Harford, Northwest Howard, Northwest Montgomery, Prince Georges,
  Southeast Harford and Southern Baltimore, and northern Virginia,
  including the following areas, Arlington/Falls Church/Alexandria,
  Central and Southeast Prince William/Manassas/Manassas Park,
  Eastern Loudoun, Fairfax, Northwest Prince William, Southern
  Fauquier and Stafford.

* WHEN...From Sunday afternoon through late Sunday night.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Flooding may occur in poor drainage and urban areas. Storm drains
  and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - Around two inches of rain are mostly likely Sunday through
    late Sunday night with the heaviest rain falling during the
    afternoon and evening. This amount of rain could cause
    flooding of small streams, creeks and urban areas.
  - Please visit www.weather.gov/safety/flood for flood safety
    and preparedness information

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

LFR



U.S. Dept. of Commerce
NOAA National Weather Service
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Silver Spring, MD 20910
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Page last modified: May 16, 2007
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