It includes Frederick & Washington Counties
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...FLOOD WATCH IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...* WHAT...Flash flooding caused by excessive rainfall is possible.* WHERE...Portions of north-central and western Maryland, the northern Shenandoah Valley in northwestern Virginia, and the eastern panhandle of West Virginia, including the following areas: in Maryland, Frederick and Washington. In Virginia, Clarke, Frederick, Page, Shenandoah and Warren. In West Virginia, Berkeley, Jefferson and Morgan.* WHEN...Until 4 PM EDT this afternoon.* IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.* ADDITIONAL DETAILS... - Slow-moving showers and thunderstorms producing very heavy rainfall rates may result in several instances of flash flooding through late afternoon. - Please visit https://www.weather.gov/safety/flood for flood safety and preparedness information.PRECAUTIONARY/PREPAREDNESS ACTIONS...You should monitor later forecasts and be prepared to take actionshould Flash Flood Warnings be issued.By The National Weather Service, Sterling, Va.



