8/14/2023 7:34:00 PM until 8/14/2023 8:30:00 PM

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.

FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT TUESDAY... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of DC, Maryland and northern Virginia, including the following areas: in DC, District of Columbia. In Maryland, Anne Arundel, Cecil, Central and Southeast Howard, Central and Southeast Montgomery, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford and Southern Baltimore. In northern Virginia, Arlington/Falls Church/Alexandria, Eastern Loudoun and Fairfax. * WHEN...Until 2 AM EDT Tuesday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Anomalous moisture will overspread the region ahead of a cold front that will pass through tonight. Multiple rounds of showers and thunderstorms are possible this evening into the overnight. Rain rates over two inches per hour are possible. Urban areas and flood prone roadways will be of a particular concern. - Please visit weather.gov/safety/flood for flood safety and preparedness information