* 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,
Carroll, Central and Southeast Howard, Central and Southeast
Montgomery, Frederick MD, Northern Baltimore, Northwest Howard,
Northwest Montgomery, Prince Georges and Southern Baltimore, and
northern Virginia, including the following areas, Arlington/Falls
Church/Alexandria, Eastern Loudoun and Fairfax.

* WHEN...Until 11 PM EDT this evening.

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

* ADDITIONAL DETAILS...
- Thunderstorms are expected to develop in the next couple of
hours across parts of the Baltimore and Washington metro
areas. Storms are expected to be slow movers and be capable
of producing intense rainfall rates of 1 to 2 inches per
hour, which may result in flash flooding of small streams,
creeks, urban and poor drainage areas.
- Please visit www.weather.gov/safety/flood for flood safety
and preparedness information

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.