Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

78°F

26°C

Humidity	85%
Wind Speed	W 6 mph
Barometer	30.07 in (1017.9 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	19 Jul 8:52 am EDT

More Information:

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

Extended Forecast for

Fairfax VA

Today
High: 85 °F
Mostly Cloudy
then Showers
Likely
Tonight
Low: 72 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 91 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 71 °F
Chance
T-storms then
Partly Cloudy
Monday
High: 84 °F
Sunny
Monday Night
Low: 65 °F
Mostly Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 67 °F
Mostly Clear
Wednesday
High: 86 °F
Mostly Sunny

Detailed Forecast

Today

Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. West wind 3 to 8 mph. Chance of precipitation is 40%.

Sunday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71. Northwest wind around 6 mph. Chance of precipitation is 30%.

Monday

Sunny, with a high near 84. North wind around 7 mph.

Monday Night

Mostly clear, with a low around 65.

Tuesday

Sunny, with a high near 83.