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

Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fair

30°F

-1°C

Humidity 54%
Wind Speed NW 9 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 12 Feb 10:52 pm EST
Extended Forecast for

3 Miles NNW Mc Lean VA

  • Tonight

    Tonight: Mostly clear, with a low around 23. Northwest wind around 9 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 39. Northwest wind 7 to 9 mph, with gusts as high as 21 mph.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53. Calm wind becoming west 5 to 7 mph in the morning.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Cloudy, with a high near 42. Chance of precipitation is 70%.

    High: 42 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain and snow likely before 1am, then a chance of rain. Cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Rain/Snow
    Likely

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Northwest wind around 9 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 39. Northwest wind 7 to 9 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 27. Calm wind.
Saturday
Sunny, with a high near 53. Calm wind becoming west 5 to 7 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 31. Calm wind.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 42. Chance of precipitation is 70%.
Sunday Night
Rain and snow likely before 1am, then a chance of rain. Cloudy, with a low around 34. Chance of precipitation is 60%.
Washington's Birthday
Mostly cloudy, with a high near 47.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Cloudy, with a high near 59. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 58. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Mc Lean VA
 38.98°N 77.24°W (Elev. 98 ft)
Last Update:
9:53 pm EST Feb 12, 2026
Forecast Valid:
11pm EST Feb 12, 2026-6pm EST Feb 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation