Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

Thunderstorms are expected to bring heavy rain and potential significant flash and urban flooding to the Mid-Atlantic on Thursday, especially along the I-95 urban corridor. Dry conditions, gusty winds, and isolated dry thunderstorms will continue to bring a critical fire weather threat to the northwestern Great Basin into the interior Northwest through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Fair

87°F

31°C

Humidity	69%
Wind Speed	Calm
Barometer	29.98 in
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	97°F (36°C)
Last update	30 Jul 9:55 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Silver Spring MD

Flood Watch July 31, 02:00pm until August 1, 02:00am

Click here for hazard details and duration

Flood Watch

Tonight
Low: 77 °F
Mostly Clear
Thursday
High: 93 °F
Slight Chance
T-storms then
T-storms
Likely
Thursday Night
Low: 68 °F
T-storms then
Showers
Friday
High: 76 °F
Chance
Showers then
Chance
T-storms
Friday Night
Low: 63 °F
Chance
T-storms then
Slight Chance
Showers
Saturday
High: 80 °F
Sunny
Saturday Night
Low: 61 °F
Mostly Clear
Sunday
High: 81 °F
Mostly Sunny
Sunday Night
Low: 63 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 77. Light south wind.

Thursday

Showers and thunderstorms likely, mainly after 5pm. Increasing clouds, with a high near 93. Heat index values as high as 102. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

Thursday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Low around 68. Northeast wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Friday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. North wind 7 to 9 mph. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. North wind 6 to 8 mph. Chance of precipitation is 30%.

Saturday

Sunny, with a high near 80.

Saturday Night

Mostly clear, with a low around 61.

Sunday

Mostly sunny, with a high near 81.

Sunday Night

Partly cloudy, with a low around 63.

Monday

Mostly sunny, with a high near 83.

Monday Night

Partly cloudy, with a low around 65.