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

Critical Fire Weather Conditions and Severe Thunderstorms Today

Scattered severe thunderstorms are possible across portions of the northern High Plains this 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 today and the southern High Plains on Thursday. Read More >

Current conditions at

Manassas, Manassas Regional Airport/Harry P. Davis Field (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

73°F

23°C

Humidity 40%
Wind Speed S 16 G 23 mph
Barometer 29.90 in (1013.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 13 May 12:56 pm EDT
Extended Forecast for

Manassas VA

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 77. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before midnight, then a chance of showers between midnight and 2am. Patchy fog after midnight. Low around 51. Southwest wind 5 to 8 mph becoming light and variable in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Increasing clouds, with a high near 66. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 66 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Northwest wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 74. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °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 61.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 77. Southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms before midnight, then a chance of showers between midnight and 2am. Patchy fog after midnight. Low around 51. Southwest wind 5 to 8 mph becoming light and variable in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Increasing clouds, with a high near 66. Northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 49. Northwest wind 8 to 11 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 74. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Manassas VA
 38.76°N 77.48°W (Elev. 289 ft)
Last Update:
10:53 am EDT May 13, 2026
Forecast Valid:
1pm 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