Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

63°F

17°C

Humidity 73%
Wind Speed E 5 mph
Barometer 30.23 in (1023.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 3 Oct 5:52 pm EDT
Extended Forecast for

Dulles VA

  • Tonight

    Tonight: A chance of showers, mainly after 3am.  Mostly cloudy, with a low around 57. Light northeast wind.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 11am.  Cloudy, with a high near 65. Northeast wind around 5 mph becoming calm  in the afternoon.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Patchy fog before 2am.  Otherwise, cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Monday

    Monday: Mostly cloudy through mid morning, then clearing, with a high near 70. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 70 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46. North wind around 7 mph.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, mainly after 3am. Mostly cloudy, with a low around 57. Light northeast wind. Chance of precipitation is 30%.
Sunday
Showers likely, mainly before 11am. Cloudy, with a high near 65. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Patchy fog before 2am. Otherwise, cloudy, with a low around 58. Calm wind.
Monday
Mostly cloudy through mid morning, then clearing, with a high near 70. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 46. North wind around 7 mph.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 52.
Friday
Mostly sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Dulles VA
 38.9°N 77.34°W (Elev. 367 ft)
4:53 pm EDT Oct 3, 2026
6pm EDT Oct 3, 2026-6pm EDT Oct 10, 2026
 
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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