Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

53°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 29.97 in (1014.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 18 Apr 4:52 am EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Today

    Today: Sunny, with a high near 86. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Showers likely, mainly after 2am.  Increasing clouds, with a low around 51. Southeast wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly between 8am and 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 14 to 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. West wind 6 to 9 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 55. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Areas of frost after 2am.  Otherwise, mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Tuesday

    Tuesday: Areas of frost before 8am.  Otherwise, sunny, with a high near 62.

    High: 62 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm.  Partly sunny, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 86. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Showers likely, mainly after 2am. Increasing clouds, with a low around 51. Southeast wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers likely, mainly between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 58. Northwest wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 41. West wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 55. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Monday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 33.
Tuesday
Areas of frost before 8am. Otherwise, sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.93°N 77.45°W (Elev. 299 ft)
4:53 am EDT Apr 18, 2026
5am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database