...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 6 AM EDT FRIDAY...
The Flash Flood Watch continues for
* Portions of Maryland and central Virginia, including the
following areas, in Maryland, Anne Arundel, Calvert, Charles,
Prince Georges, and St. Marys. In central Virginia, King
George.
* Until 6 AM EDT Friday
* Moisture associated with Tropical Storm Michael is interacting
with a cold front that will move through the area tonight.
Periods of showers are expected through tonight, with the
heaviest rainfall occurring through midnight. Rainfall amounts
of 2 to 5 inches are expected with localized amounts of up to 6
inches possible in heavier showers and isolated thunderstorms,
especially over southern Maryland. Heavy amounts of rain in
short periods of time may cause creeks and streams to quickly
rise out of their banks as well as the potential for flash
flooding in urban areas.

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 6 PM EDT THIS
EVENING...
The Flash Flood Watch continues for
* Portions of Maryland, The District of Columbia, and northern
Virginia, including the following areas, in Maryland, Anne
Arundel, Carroll, Central and Southeast Howard, Central and
Southeast Montgomery, Frederick MD, Northern Baltimore,
Northwest Harford, Northwest Howard, Northwest Montgomery,
Prince Georges, Southeast Harford, and Southern Baltimore. The
District of Columbia. In northern Virginia, Arlington/Falls
Church/Alexandria, Eastern Loudoun, Fairfax, Prince
William/Manassas/Manassas Park, and Western Loudoun.
* Until 6 PM EDT this evening
* Another round of scattered showers and isolated thunderstorms
with heavy rain is expected this afternoon.
* Locally heavy rainfall in a short period of time may result in
rapid rises on creeks and streams and in urban areas,
especially given the saturated ground.