Heavy Rain Possible Today, Weekend

Additional showers and thunderstorms with heavy rain are possible today and over the weekend.

A Flash Flood Watch is in effect through this evening. 

149 AM EDT Thu Aug 13 2020

... FLASH FLOOD WATCH IN EFFECT FROM 7 AM EDT THIS MORNING THROUGH THIS EVENING... 

The National Weather Service in Sterling Virginia has expanded

the

* Flash Flood Watch to include portions of Maryland, Virginia,  and West Virginia, including the following areas, in Maryland,  Carroll, Central and Southeast Howard, Central and Southeast  Montgomery, Frederick, Northern Baltimore, Northwest Harford,  Northwest Howard, Northwest Montgomery, Southeast Harford,  Southern Baltimore, and Washington. In Virginia, Clarke,  Eastern Loudoun, Frederick, Warren, and Western Loudoun. In  West Virginia, Berkeley, Eastern Pendleton, Jefferson, Morgan,  and Western Pendleton.

* From 7 AM EDT this morning through this evening

* Slow moving thunderstorms capable of producing heavy rainfall  may develop today. Heavy rainfall from thunderstorms may lead  to flash flooding.

* Potential impacts include rapid rises of water, flooded roads  and flooding of structures in low lying areas near streams.  Landslides and washouts are also possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 

A Flash Flood Watch means that rapid rises of water and flash flooding are POSSIBLE. Flash flooding is a very dangerous situation.

Those in low lying areas and near streams should monitor water levels during heavy rain and be prepared to move to high ground quickly if flooding is observed, or NWS warnings are issued.

Drivers should be very cautious overnight. Low areas may become flooded, and heavy rain can cause poor drainage flooding quickly. If you encounter a flooded road, turn around, don`t drown.

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8:15am radar

Currently, the heaviest rain is in southern Maryland and Northern Virginia. 

More storms are possible today, which could bring heavy rain. Rain totals for tosay could range from 1 to 2 inches. 

Highs today will be near 83, and around 85 tomorrow. Shabbos and Sunday will be near 80.

Today begins a Slight risk of excessive rainfall from the Weather Prediction Center. 

Above: 7pm Friday, model forecast.