Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

A Few Clouds

83°F

28°C

Humidity	65%
Wind Speed	N 12 mph
Barometer	29.96 in (1014.6 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	4 Sep 10:52 am EDT

More Information:

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

Extended Forecast for

2 Miles WSW Mount Rainier MD

Today
High: 92 °F
Chance
T-storms
Tonight
Low: 72 °F
Showers
Likely then
Mostly Cloudy
Saturday
High: 84 °F
Partly Sunny
Saturday Night
Low: 66 °F
Chance
Showers then
Partly Cloudy
Sunday
High: 82 °F
Sunny
Sunday Night
Low: 63 °F
Mostly Clear
Labor Day
High: 82 °F
Mostly Sunny
Monday Night
Low: 63 °F
Partly Cloudy
Tuesday
High: 85 °F
Mostly Sunny

Detailed Forecast

Today

A chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 101. Northwest wind 6 to 9 mph. Chance of precipitation is 30%.

Tonight

Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 72. Northwest wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Partly sunny, with a high near 84. North wind 3 to 5 mph.

Saturday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Light north wind. Chance of precipitation is 30%.

Sunday

Sunny, with a high near 82. Northeast wind around 7 mph.

Sunday Night

Mostly clear, with a low around 63.

Labor Day

Mostly sunny, with a high near 82.

Monday Night

Partly cloudy, with a low around 63.