Flash Flood Watch
Issued by NWS Sterling, VA

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516
WGUS61 KLWX 141321
FFALWX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Baltimore MD/Washington DC
921 AM EDT Mon Jul 14 2025

...Tropical moisture will combine with a slow moving frontal system
to produce very heavy rainfall. A mixture of slow moving storms and
the potential for multiple rounds of convection will increase the
risk of flash flooding...

MDZ501-502-WVZ050-055-503-504-142130-
/O.EXA.KLWX.FA.A.0026.250714T1800Z-250715T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Extreme Western Allegany-Central and Eastern Allegany-Hampshire-
Hardy-Western Mineral-Eastern Mineral-
921 AM EDT Mon Jul 14 2025

...FLOOD WATCH IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH THIS
EVENING...

* WHAT...Flash flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Portions of western Maryland, including the following
  areas, Central and Eastern Allegany and Extreme Western Allegany
  and eastern West Virginia, including the following areas, Eastern
  Mineral, Hampshire, Hardy and Western Mineral.

* WHEN...From 2 PM EDT this afternoon through this evening.

* 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.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing heavy rainfall
    will move across the area this afternoon and evening.
    Rainfall rates up to 2 to 3 inches per hour are possible,
    which may lead to scattered instances of flash flooding where
    the heavy rain is slower moving and where multiple rounds of
    storms occurs. Storm total amounts up to 3 to 5 inches are
    possible where this occurs.
  - Please visit www.weather.gov/safety/flood for flood safety
    and preparedness information

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

DCZ001-MDZ003>006-008-011-013-014-016>018-503>508-VAZ025>031-036>040-
050-051-053>057-501-502-505>508-526-527-WVZ051>053-142130-
/O.CON.KLWX.FA.A.0026.250714T1800Z-250715T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
District of Columbia-Washington-Frederick MD-Carroll-Northern
Baltimore-Cecil-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-
Shenandoah-Frederick VA-Page-Warren-Clarke-Nelson-Albemarle-
Greene-Madison-Rappahannock-Orange-Culpeper-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-Northwest Prince William-Central and Southeast Prince
William/Manassas/Manassas Park-Morgan-Berkeley-Jefferson-
921 AM EDT Mon Jul 14 2025

...FLOOD WATCH REMAINS IN EFFECT FROM 2 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...

* WHAT...Flash flooding caused by excessive rainfall continues to be
  possible.

* WHERE...The District of Columbia, across portions of Maryland,
  including the following areas, Anne Arundel, Calvert, Carroll,
  Cecil, Central and Southeast Howard, Central and Southeast
  Montgomery, Charles, Frederick MD, Northern Baltimore, Northwest
  Harford, Northwest Howard, Northwest Montgomery, Prince Georges,
  Southeast Harford, Southern Baltimore, St. Marys and Washington,
  Virginia, including the following areas, Albemarle,
  Arlington/Falls Church/Alexandria, Augusta, Central Virginia Blue
  Ridge, Central and Southeast Prince William/Manassas/Manassas
  Park, Clarke, Culpeper, Eastern Loudoun, Fairfax, Frederick VA,
  Greene, King George, Madison, Nelson, Northern Fauquier, Northern
  Virginia Blue Ridge, Northwest Prince William, Orange, Page,
  Rappahannock, Rockingham, Shenandoah, Southern Fauquier,
  Spotsylvania, Stafford, Warren and Western Loudoun, and panhandle
  West Virginia, including the following areas, Berkeley, Jefferson
  and Morgan.

* WHEN...From 2 PM EDT this afternoon through this evening.

* 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.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing heavy rainfall
    will move across the area this afternoon and evening.
    Rainfall rates up to 2 to 3 inches per hour are possible,
    which may lead to scattered instances of flash flooding where
    the heavy rain is slower moving and where multiple rounds of
    storms occurs. Storm total amounts up to 4 to 6 inches are
    possible where this occurs.
  - Please visit www.weather.gov/safety/flood for flood safety
    and preparedness information

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

BRO