...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 4 AM EDT TUESDAY...
The Flash Flood Watch continues for
* Portions of Maryland, The District of Columbia, Virginia, and
panhandle West Virginia, including the following areas, in
Maryland, Anne Arundel, Carroll, 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 Washington. The District of Columbia.
In Virginia, Arlington/Falls Church/Alexandria, Clarke,
Culpeper, Eastern Loudoun, Fairfax, Frederick VA, King George,
Northern Fauquier, Orange, Prince William/Manassas/Manassas
Park, Southern Fauquier, Spotsylvania, Stafford, Warren, and
Western Loudoun. In panhandle West Virginia, Berkeley,
Jefferson, and Morgan.
* Until 4 AM EDT Tuesday
* Showers are expected with scattered thunderstorms through
tonight. Locally heavy rain is possible during this time.
* Total rainfall amounts of 1 to 2 inches are expected, with
locally higher amounts expected in thunderstorms. Heavy
amounts of rain in a short period of time may cause rapid
rises of water on creeks and streams as well as urban areas,
especially if several intense showers track across the same
area.

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
The Flash Flood Watch continues for
* Portions of Maryland, Virginia, and West Virginia, including
the following areas, in Maryland, Carroll, Central and Eastern
Allegany, Central and Southeast Howard, Central and Southeast
Montgomery, Extreme Western Allegany, Frederick MD, Northern
Baltimore, Northwest Harford, Northwest Howard, Northwest
Montgomery, Southeast Harford, Southern Baltimore, and
Washington. In Virginia, Clarke, Eastern Loudoun, Frederick
VA, and Western Loudoun. In West Virginia, Berkeley, Eastern
Mineral, Hampshire, Jefferson, Morgan, and Western Mineral.
* Until 10 PM EDT this evening
* Slow moving showers and thunderstorms this afternoon and
evening will be capable of producing intense rainfall rates
that could lead to flash flooding.