Record Cold Spreads Southward; Winter Storm Tracks Eastward

The arctic air mass will continue to plunge south through the central U.S. this week with widespread, record-breaking cold likely. Sub-freezing temperatures are likely to reach as far south as the Gulf Coast. Heavy snow will move from the mid-Mississippi Valley and Ozarks, to the Tennessee Valley, and North Carolina into the southern Mid-Atlantic states through Wednesday; Icing will be possible. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

19°F

-7°C

Humidity 43%
Wind Speed N 12 mph
Barometer 30.43 in (1030.6 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 19 Feb 3:52 am EST
Extended Forecast for

Reston VA

  • Today

    Today: A chance of snow, mainly after noon.  Cloudy, with a high near 26. North wind 6 to 10 mph.  Chance of precipitation is 30%.

    High: 26 °F

    Chance Snow

  • Tonight

    Tonight: A chance of snow before 10pm, then isolated snow showers after 5am.  Mostly cloudy, with a low around 19. North wind 5 to 9 mph.  Chance of precipitation is 30%.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Snow showers, mainly before 1pm.  High near 30. Blustery, with a northwest wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. Blustery, with a northwest wind 18 to 22 mph, with gusts as high as 36 mph.

    Low: 21 °F

    Partly Cloudy
    and Blustery

  • Friday

    Friday: Sunny, with a high near 37. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 36 mph.

    High: 37 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of snow, mainly after noon. Cloudy, with a high near 26. North wind 6 to 10 mph. Chance of precipitation is 30%.
Tonight
A chance of snow before 10pm, then isolated snow showers after 5am. Mostly cloudy, with a low around 19. North wind 5 to 9 mph. Chance of precipitation is 30%.
Thursday
Snow showers, mainly before 1pm. High near 30. Blustery, with a northwest wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 21. Blustery, with a northwest wind 18 to 22 mph, with gusts as high as 36 mph.
Friday
Sunny, with a high near 37. Breezy, with a northwest wind 20 to 22 mph, with gusts as high as 36 mph.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 55.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Reston VA
 38.95°N 77.36°W (Elev. 446 ft)
3:40 am EST Feb 19, 2025
4am EST Feb 19, 2025-6pm EST Feb 25, 2025
 
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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