Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

55°F

13°C

Humidity 53%
Wind Speed E 8 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 15 Mar 5:52 pm EDT
Extended Forecast for

3 Miles SSW Ashburn VA

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am.  Low around 54. Southeast wind 14 to 16 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe.  Cloudy, with a high near 72. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Breezy.
    Showers
    Likely then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Some of the storms could be severe.  Low around 28. West wind 13 to 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 28 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Tuesday

    Tuesday: Increasing clouds, with a high near 39. West wind 10 to 17 mph, with gusts as high as 29 mph.

    High: 39 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers, with thunderstorms also possible after 5am. Low around 54. Southeast wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Cloudy, with a high near 72. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Some of the storms could be severe. Low around 28. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Increasing clouds, with a high near 39. West wind 10 to 17 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly cloudy, with a high near 62.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Ashburn VA
 39°N 77.49°W (Elev. 299 ft)
4:53 pm EDT Mar 15, 2026
6pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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