Areas of Showers and Thunderstorms to Start the Work Week

Areas of rain and thunderstorms are forecast Monday across the central and eastern states. Some mixed rain and snow is possible in the high Sierra Mountains. Heavy to excessive rain may bring flooding in the central Appalachians. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain

77°F

25°C

Humidity	79%
Wind Speed	W 3 mph
Barometer	29.92 in (1012.7 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	20 Sep 8:52 pm EDT

More Information:

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

Extended Forecast for

Reston VA

Tonight
Low: 65 °F
Scattered
Showers
Monday
High: 73 °F
Mostly Cloudy
then Chance
Showers
Monday Night
Low: 60 °F
Showers
Tuesday
High: 65 °F
Showers
Tuesday Night
Low: 55 °F
Showers
Likely
Wednesday
High: 62 °F
Chance
Showers
Wednesday Night
Low: 53 °F
Chance
Showers
Thursday
High: 62 °F
Chance
Showers
Thursday Night
Low: 51 °F
Mostly Cloudy

Detailed Forecast

Tonight

Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 1am. Mostly cloudy, with a low around 65. Light and variable wind becoming north around 5 mph after midnight. Chance of precipitation is 40%.

Monday

A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 73. Northeast wind around 8 mph. Chance of precipitation is 50%.

Monday Night

Showers before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 60. Northeast wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Showers before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers after 2pm. High near 65. Northeast wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday Night

Showers likely. Cloudy, with a low around 55. Northeast wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

Wednesday

A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.

Wednesday Night

A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

Thursday

A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 30%.

Thursday Night

Mostly cloudy, with a low around 51.

Friday

Mostly sunny, with a high near 64.