Note: The Flood Watch has been canceled for the DC region. The most recent watch issuances before the cancellation are below.
A Flood Watch remains in effect Thursday, July 31 to 2 am Friday, August 1, 2025 including the following jurisdictions.
DISTRICT OF COLUMBIA.
MARYLAND: Frederick, Carroll, Baltimore, Baltimore City, Cecil, Prince George’s, Anne Arundel, Charles, St. Mary’s, Calvert, Montgomery, Howard, Harford.
VIRGINIA: Fairfax, Arlington, Falls Church, Alexandria, Fauquier, Loudoun, Prince William, Manassas, Manassas Park.
Excerpted from the National Weather Service:
…FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY…
WHAT…Flash 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, 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 and St. Marys, and northern Virginia, including the following areas, Arlington/Falls Church/Alexandria, Central and Southeast Prince William/Manassas/Manassas Park, Eastern Loudoun, Fairfax, Northern Fauquier, Northwest Prince William, Southern Fauquier and Western Loudoun.
WHEN…Until 2 AM EDT Friday.
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…
– Significant flash flooding is possible. Numerous showers and thunderstorms will develop and move across the area this afternoon into this evening. Thunderstorms will be capable of producing very heavy rain, with rainfall rates of 1 to 2 inches in 30 minutes. Widespread rainfall amounts of 1 to 2 inches are expected. Some areas could experience multiple rounds of thunderstorms, with higher rainfall amounts of 4 to 6 inches possible. This could result in numerous instances of flash flooding.
– 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.
A Flood Watch remains in effect Thursday, July 31 to 2 am Friday, August 1, 2025 including the following jurisdictions.
VIRGINIA: Stafford, Spotsylvania, King George.
Excerpted from the National Weather Service:
…FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY…
WHAT…Flash flooding caused by excessive rainfall continues to be
possible.
WHERE…Portions of central and northern Virginia, including the following counties, in central Virginia, King George and Spotsylvania. In northern Virginia, Stafford.
WHEN…Until 2 AM EDT Friday.
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…
– Significant flash flooding is possible. Numerous showers and thunderstorms will develop and move across the area this afternoon into this evening. Thunderstorms will be capable of producing very heavy rain, with rainfall rates of 1 to 2 inches in 30 minutes. Widespread rainfall amounts of 1 inch are expected. Some areas could experience multiple rounds of thunderstorms, with higher rainfall amounts of 2 to 4 inches possible. This could result in numerous instances of flash flooding.
– 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.
A Flood Watch is now in effect Thursday, July 31, 2025 to 12 am including the following jurisdictions.
MARYLAND: Kent, Queen Anne’s, Talbot, Caroline.
Excerpted from the National Weather Service:
…FLOOD WATCH NOW IN EFFECT UNTIL MIDNIGHT EDT TONIGHT…
WHAT…Flash flooding caused by excessive rainfall continues to be possible.
WHERE…Portions of Delaware, including the following areas, Delaware Beaches, Inland Sussex and Kent, northeast Maryland, including the following areas, Caroline, Kent MD, Queen Annes and Talbot, New Jersey, including the following areas, Atlantic, Atlantic Coastal Cape May, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Morris, Ocean, Sussex and Warren, and Pennsylvania, including the following areas, Berks, Carbon, Lehigh, Monroe and Northampton.
WHEN…Until midnight EDT tonight.
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. Flooding may occur in poor drainage and urban areas. Storm drains and ditches may become clogged with debris.
ADDITIONAL DETAILS…
– A warm and humid airmass remains in place ahead of an approaching cold front, which will push across the region through tonight. Showers and thunderstorms through this evening will be capable of producing heavy rainfall. Additional rainfall amounts of 1 to 3 inches are possible,
– http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS…
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
A Flood Watch remains in effect Thursday, July 31 to 2 am Friday, August 1, 2025 including the following jurisdictions.
VIRGINIA: Caroline, Westmoreland.
Excerpted from the National Weather Service:
…FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY…
WHAT…Flooding caused by excessive rainfall continues to be possible.
WHERE…Portions of central, east central, eastern, north central, and southeast Virginia, including the following areas, in central Virginia, Cumberland, Eastern Hanover, Eastern Henrico, Eastern Louisa, Fluvanna, Goochland, Powhatan, Western Hanover, Western Henrico (Including the City of Richmond) and Western Louisa. In east central Virginia, Eastern Essex, Eastern King William, Eastern King and Queen, New Kent, Richmond, Western Essex, Western King William, Western King and Queen and Westmoreland. In eastern Virginia, Lancaster, Mathews, Middlesex and Northumberland. In north central Virginia, Caroline. In southeast Virginia, Gloucester.
WHEN…Until 2 AM EDT Friday.
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…
– A slow moving cold front approaches from the north later this afternoon into tonight. Due to the humid airmass in place, any showers or thunderstorms will have the potential to produce locally heavy rainfall. Localized rainfall amounts of 2 to 4 inches are possible, with rainfall rates potentially exceeding 2 inches per hour.
– http://www.weather.gov/safety/flood
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.
A Flood Watch remains in effect Thursday, July 31 to 5 am Friday, August 1, 2025 including the following jurisdictions.
MARYLAND: Dorchester, Wicomico, Somerset, Worcester.
Excerpted from the National Weather Service:
…FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT…
WHAT…Flooding caused by excessive rainfall continues to be possible.
WHERE…Portions of southeast Maryland, including the following areas, Dorchester, Inland Worcester, Maryland Beaches, Somerset and Wicomico and southeast Virginia, including the following area, Accomack.
WHEN…Through late tonight.
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…
– A slow moving cold front approaches from the north later this afternoon into tonight. Due to the humid airmass in place, any showers or thunderstorms will have the potential to produce locally heavy rainfall. Localized rainfall amounts of 2 to 4 inches are possible, with rainfall rates potentially exceeding 2 inches per hour.
– http://www.weather.gov/safety/flood
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.