National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Fog/Mist

61°F

16°C

Humidity 97%
Wind Speed NE 5 mph
Barometer 30.19 in (1022.2 mb)
Dewpoint 60°F (16°C)
Visibility 1.75 mi
Last update 4 Oct 10:52 am EDT
Extended Forecast for

Sterling VA

  • Today

    Today: Areas of drizzle with a chance of showers before 2pm. Cloudy, with a high near 66. Light northeast wind. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 70 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. Northwest wind 5 to 7 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Light northwest wind.

    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 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Areas of drizzle with a chance of showers before 2pm. Cloudy, with a high near 66. Light northeast wind. Chance of precipitation is 30%.
Tonight
Mostly cloudy, with a low around 56. Calm wind.
Monday
Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 6 to 13 mph, with gusts as high as 23 mph.
Monday Night
Clear, with a low around 45. Northwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 64. Light northwest wind.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sterling VA
 38.99°N 77.41°W (Elev. 325 ft)
Last Update:
10:53 am EDT Oct 4, 2026
Forecast Valid:
11am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation