Headline

Flood Watch issued May 29 at 8:31PM EDT until May 31 at 4:00AM EDT by NWS Baltimore MD/Washington DC

Description

...A wavy slow moving frontal system will meander about the area on
Friday evening into the night. Anomalous moisture coupled with high
rainfall rates should increase the risk of flash flooding over
portions of this watch area...

* WHAT...Flash flooding caused by excessive rainfall is possible.

* WHERE...District of Columbia, Maryland, including the following
areas, Anne Arundel, Calvert, Carroll, Cecil, 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 St. Marys, and Virginia, including the
following areas, Albemarle, Arlington/Falls Church/Alexandria,
Central and Southeast Prince William/Manassas/Manassas Park,
Culpeper, Eastern Loudoun, Fairfax, Greene, King George, Madison,
Nelson, Northern Fauquier, Northwest Prince William, Orange,
Rappahannock, Southern Fauquier, Spotsylvania, Stafford and
Western Loudoun.

* WHEN...From Friday evening through late Friday night.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

* ADDITIONAL DETAILS...
- As a wavy slow moving frontal system tracks across the area,
multiple rounds of showers and thunderstorms are possible.
While initially posing a severe weather threat, a shift to a
slow moving complex of moderate to heavy rain unfolds into
the evening and night. Storm totals could reach 2 to 3
inches, locally nearing 4 inches in spots.
- Please visit www.weather.gov/safety/flood for flood safety
and preparedness information

Instructions

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

Additional Details