Showers and More Showers

8pm Update: Flash Flood Watch now in effect until 6am tomorrow. Slow moving storms could cause 3 or more inches of rain in localized areas. This does not guarantee heavy rainfall in any area.

Original, 8:30am post:

Who else woke up to rumbling thunder at 5am?

Showers today (9pm)

Heavy rain and gusty winds are likely with these storms, which could continue overnight. 

1 to 2 inches of rain could fall. 

246 AM EDT Thu Aug 6 2020

... FLASH FLOOD WATCH IN EFFECT THROUGH THIS EVENING... 

The National Weather Service in Sterling Virginia has expanded

the

* Flash Flood Watch to include portions of Maryland, The  District of Columbia, and Virginia, including the following  areas, in Maryland, Anne Arundel, Calvert, Carroll, Central  and Southeast Howard, Central and Southeast Montgomery,  Charles, Frederick, Northern Baltimore, Northwest Harford,  Northwest Howard, Northwest Montgomery, Prince Georges,  Southeast Harford, Southern Baltimore, and St. Marys. The  District of Columbia. In Virginia, Albemarle, Arlington/Falls  Church/Alexandria, Augusta, Central Virginia Blue Ridge,  Eastern Loudoun, Fairfax, King George, Nelson, Northern  Fauquier, Orange, Prince William, Southern Fauquier,  Spotsylvania, Stafford, and Western Loudoun.

* Through this evening

* Numerous slow moving showers and thunderstorms continue to  develop across the region and should expand and redevelop with  time. Locations which are repetitively affected could receive  multiple - inch rainfall totals. This could lead to rapid rises on  streams and flash flooding of low lying areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 

A Flash Flood Watch means that conditions may develop that lead to flash flooding. Flash flooding is a very dangerous situation.

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

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Additional storms are likely tomorrow, with gusty winds and heavy rain likely again. 

Highs near 83 both days.