Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. 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 through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Light Rain Fog/Mist

56°F

13°C

Humidity 97%
Wind Speed SE 10 G 20 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 55°F (13°C)
Visibility 4.00 mi
Last update 16 Mar 12:52 am EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Overnight

    Overnight: Showers likely, with thunderstorms also possible after 5am.  Cloudy, with a low around 54. Southeast wind around 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe.  Cloudy, with a high near 73. 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: 73 °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 11 to 17 mph, with gusts as high as 31 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 9 to 16 mph, with gusts as high as 28 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 27.

    Low: 27 °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

Overnight
Showers likely, with thunderstorms also possible after 5am. Cloudy, with a low around 54. Southeast wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth 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 73. 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 11 to 17 mph, with gusts as high as 31 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 9 to 16 mph, with gusts as high as 28 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 27.
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 63.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.96°N 77.47°W (Elev. 269 ft)
10:53 pm EDT Mar 15, 2026
1am EDT Mar 16, 2026-6pm EDT Mar 22, 2026
 
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Additional Resources

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