Wintry Weather Across the Northern Tier of the U.S.; Fire Weather Concerns in California

Wintry weather is expected from the Northern Plains to Upper Great Lakes with periods of snow and freezing rain. Another system will bring more snow to the Northern Rockies and Northern Plains Wednesday night into Thursday. Meanwhile, fire weather and air quality concerns persist for portions of the Western U.S., including California. Temperatures will run above normal over much of the East. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

24°C

75°F

Humidity 62%
Wind Speed SE 11 km/h
Barometer 1021.8 mb (30.18 in)
Dewpoint 16°C (61°F)
Visibility 16 km
Last update 20 Oct 4:52 pm EDT
Extended Forecast for

Chantilly VA

  • Tonight

    Tonight: Areas of dense fog after 2am.  Otherwise, partly cloudy, with a low around 14. South wind 8 to 10 km/h.

    Partly Cloudy
    then Areas
    Dense Fog

    Low: 14 °C

  • Wednesday

    Wednesday: Areas of dense fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 26. South wind 8 to 14 km/h.

    Areas Dense
    Fog then
    Mostly Sunny

    High: 26 °C

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 14. South wind 5 to 10 km/h becoming calm  after midnight.

    Partly Cloudy

    Low: 14 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 26. Calm wind becoming southeast 5 to 10 km/h in the afternoon.

    Mostly Sunny

    High: 26 °C

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 14. Southeast wind 5 to 10 km/h.

    Partly Cloudy

    Low: 14 °C

  • Friday

    Friday: Partly sunny, with a high near 23.

    Partly Sunny

    High: 23 °C

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 13.

    Partly Cloudy

    Low: 13 °C

  • Saturday

    Saturday: Mostly sunny, with a high near 23.

    Mostly Sunny

    High: 23 °C

  • Saturday
    Night

    Saturday Night: A chance of showers.  Mostly cloudy, with a low around 11. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 11 °C

Detailed Forecast

Tonight
Areas of dense fog after 2am. Otherwise, partly cloudy, with a low around 14. South wind 8 to 10 km/h.
Wednesday
Areas of dense fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 26. South wind 8 to 14 km/h.
Wednesday Night
Partly cloudy, with a low around 14. South wind 5 to 10 km/h becoming calm after midnight.
Thursday
Mostly sunny, with a high near 26. Calm wind becoming southeast 5 to 10 km/h in the afternoon.
Thursday Night
Partly cloudy, with a low around 14. Southeast wind 5 to 10 km/h.
Friday
Partly sunny, with a high near 23.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 17. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 20.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
A chance of showers. Partly sunny, with a high near 21. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
Chantilly VA
 38.88°N 77.4°W (Elev. 109 m)
4:32 pm EDT Oct 20, 2020
5pm EDT Oct 20, 2020-6pm EDT Oct 27, 2020
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database