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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

59°F

15°C

Humidity 60%
Wind Speed S 10 mph
Barometer 30.06 in (1017.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 13 May 12:52 am EDT
Extended Forecast for

3 Miles NW Fairfax Station VA

  • Overnight

    Overnight: Mostly clear, with a low around 55. South wind around 14 mph, with gusts as high as 24 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 74. Southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before midnight, then a chance of showers between midnight and 1am. Low around 51. South wind 5 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 55. South wind around 14 mph, with gusts as high as 24 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 74. Southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms before midnight, then a chance of showers between midnight and 1am. Low around 51. South wind 5 to 9 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 64. Northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 49. Northwest wind 11 to 13 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Fairfax Station VA
 38.84°N 77.38°W (Elev. 449 ft)
Last Update:
10:53 pm EDT May 12, 2026
Forecast Valid:
1am EDT May 13, 2026-6pm EDT May 19, 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