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Areal Flood Watch — Western Pendleton, WV, Eastern Pendleton, WV, Frederick, MD, Carroll, MD, Northern Baltimore, MD, Cecil, MD, Southern Baltimore, MD, Northwest Montgomery, MD, Central and Southeast Montgomery, MD, Northwest Howard, MD, Central and Southeast Howard, MD, Northwest Harford, MD, Southeast Harford, MD
Issued
—
Expires
1:00 AM CDT · Sun, Jul 26 2026
Issuing Office
NWS KLWX

Affected Areas

Western Pendleton, WV Eastern Pendleton, WV Frederick, MD Carroll, MD Northern Baltimore, MD Cecil, MD Southern Baltimore, MD Northwest Montgomery, MD Central and Southeast Montgomery, MD Northwest Howard, MD Central and Southeast Howard, MD Northwest Harford, MD Southeast Harford, MD

Official Bulletin

278
WGUS61 KLWX 212212
FFALWX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Baltimore MD/Washington DC
612 PM EDT Tue Jul 21 2026

MDZ004>006-008-011-503>508-220615-
/O.EXB.KLWX.FA.A.0010.000000T0000Z-260726T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Frederick-Carroll-Northern Baltimore-Cecil-Southern Baltimore-
Northwest Montgomery-Central and Southeast Montgomery-Northwest
Howard-Central and Southeast Howard-Northwest Harford-Southeast
Harford-612 PM EDT Tue Jul 21 2026

...FLOOD WATCH IN EFFECT THROUGH LATE SATURDAY NIGHT...

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

* WHERE...Portions of central, north central, northeast, and
  northern Maryland, including the following areas, in central
  Maryland, Central and Southeast Howard, Central and Southeast
  Montgomery, Northwest Howard and Northwest Montgomery. In north
  central Maryland, Carroll and Frederick. In northeast Maryland,
  Cecil. In northern Maryland, Northern Baltimore, Northwest
  Harford, Southeast Harford and Southern Baltimore.

* WHEN...Through late Saturday 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. Extensive
  street flooding and flooding of creeks and rivers are possible.

* ADDITIONAL DETAILS...
  - Repeated very heavy rain may result in areas of 3 to 6 inches
    of rainfall and considerable flash flooding this evening.
  - 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.

&&

$$

VAZ025-026-036-037-503-504-508-WVZ505-506-220600-
/O.CON.KLWX.FA.A.0010.000000T0000Z-260722T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Augusta-Rockingham-Nelson-Albemarle-Western Highland-Eastern
Highland-Central Virginia Blue Ridge-Western Pendleton-Eastern
Pendleton-612 PM EDT Tue Jul 21 2026

...FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

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

* WHERE...Portions of Virginia, including the following areas,
  Albemarle, Augusta, Central Virginia Blue Ridge, Eastern Highland,
  Nelson, Rockingham and Western Highland and eastern West Virginia,
  including the following areas, Eastern Pendleton and Western
  Pendleton.

* WHEN...Until 2 AM EDT Wednesday.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Creeks and streams may rise out of their banks.

* ADDITIONAL DETAILS...
  - Multiple rounds of heavy showers and thunderstorms are
    expected this afternoon into the early morning hours of
    Wednesday. Intense rainfall rates of 2 inches or greater are
    possible which may result in flash flooding of small streams
    and creeks.
  - 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.

&&

$$

DHOF