Strong Winds Over Portions of the Rockies & Plains; Chilly for Much of the Eastern U.S.

Low pressure pushing eastward will generate strong winds over parts of the Rockies and Plains through Saturday with some light precipitation. Meanwhile, a much cooler air mass will overtake the eastern half of the country with frost and freeze concerns. Elevated fire weather conditions are expected for the Great Basin and parts of California, along with poor air quality in some locales. Read More >

Hazardous Weather Conditions

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Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

40°F

4°C

Humidity	83%
Wind Speed	N 3 mph
Barometer	30.38 in (1029.0 mb)
Dewpoint	35°F (2°C)
Visibility	10.00 mi
Last update	31 Oct 2:52 am EDT

More Information:

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

Extended Forecast for

Reston VA

Frost Advisory until October 31, 09:00am

Click here for hazard details and duration

Frost Advisory

Frost Advisory until October 31, 09:00am

NOW until
9:00am Sat

Frost Advisory
Overnight

Areas Frost
Low: 35 °F
Saturday

Areas Frost
then Mostly
Sunny
High: 50 °F
Saturday
Night

Mostly Cloudy
Low: 41 °F
Sunday

Showers
Likely
High: 58 °F
Sunday
Night

Chance
Showers then
Partly Cloudy
Low: 33 °F
Monday

Mostly Sunny
then Sunny
and Breezy
High: 49 °F
Monday
Night

Mostly Clear
Low: 35 °F
Tuesday

Sunny
High: 55 °F

Detailed Forecast

Overnight

Areas of frost. Otherwise, mostly cloudy, with a low around 35. North wind around 5 mph.

Saturday

Areas of frost before 9am. Otherwise, mostly sunny, with a high near 50. North wind around 5 mph becoming light and variable.

Saturday Night

Mostly cloudy, with a low around 41. Southeast wind around 6 mph.

Sunday

Showers likely, mainly between 11am and 5pm. Mostly cloudy, with a high near 58. South wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

A chance of showers, mainly before 8pm. Partly cloudy, with a low around 33. Northwest wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

Monday

Mostly sunny, with a high near 49. Breezy.

Monday Night

Mostly clear, with a low around 35.

Tuesday

Sunny, with a high near 55.

Tuesday Night

Clear, with a low around 37.

Wednesday

Sunny, with a high near 60.

Wednesday Night

Clear, with a low around 41.