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 >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

33°F

1°C

Humidity 92%
Wind Speed Calm
Barometer 30.46 in (1031.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 31 Oct 6:52 am EDT
Extended Forecast for

Herndon VA

Frost Advisory until October 31, 09:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory until October 31, 09:00am

    NOW until
    9:00am Sat

    Frost Advisory

  • Today

    Today: Areas of frost before 9am.  Otherwise, mostly sunny, with a high near 51. North wind around 5 mph becoming light and variable.

    Areas Frost
    then Mostly
    Sunny

    High: 51 °F

  • Tonight

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

    Mostly Cloudy

    Low: 41 °F

  • Sunday

    Sunday: Showers likely, mainly between 11am and 5pm.  Mostly cloudy, with a high near 59. South wind 9 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.

    Showers
    Likely

    High: 59 °F

  • Sunday
    Night

    Sunday Night: A chance of showers, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 33. Northwest wind 15 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    Chance
    Showers then
    Partly Cloudy

    Low: 33 °F

  • Monday

    Monday: Mostly sunny, with a high near 49. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 31 mph.

    Mostly Sunny
    then Sunny
    and Breezy

    High: 49 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 35.

    Mostly Clear

    Low: 35 °F

  • Tuesday

    Tuesday: Sunny, with a high near 56.

    Sunny

    High: 56 °F

  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 36.

    Clear

    Low: 36 °F

Detailed Forecast

Today
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 51. North wind around 5 mph becoming light and variable.
Tonight
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 59. South wind 9 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. Mostly cloudy, then gradually becoming mostly clear, with a low around 33. Northwest wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 49. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Clear, with a low around 36.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Clear, with a low around 42.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 67.
Click Map For Forecast
Point Forecast:
Herndon VA
 38.97°N 77.38°W (Elev. 354 ft)
4:34 am EDT Oct 31, 2020
7am EDT Oct 31, 2020-6pm EST Nov 6, 2020
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database