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

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

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

36°F

2°C

Humidity 52%
Wind Speed S 9 mph
Barometer 30.39 in (1029.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 30 Nov 2:56 am EST
Extended Forecast for

Bristow VA

  • Overnight

    Overnight: Cloudy, with a low around 28. South wind around 6 mph.

    Low: 28 °F

    Cloudy

  • Sunday

    Sunday: A chance of rain and snow before noon, then a chance of rain between noon and 3pm. Mostly cloudy, with a high near 45. South wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 45 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. Southwest wind 6 to 9 mph becoming northwest in the evening. Winds could gust as high as 18 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 45. Northwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Snow likely after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 27 °F

    Mostly Cloudy
    then Snow
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 1pm. High near 42. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 28. South wind around 6 mph.
Sunday
A chance of rain and snow before noon, then a chance of rain between noon and 3pm. Mostly cloudy, with a high near 45. South wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 27. Southwest wind 6 to 9 mph becoming northwest in the evening. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 45. Northwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Snow likely after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 1pm. High near 42. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly cloudy, with a high near 36.
Friday Night
Snow and freezing rain likely. Cloudy, with a low around 26. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bristow VA
 38.74°N 77.54°W (Elev. 200 ft)
Last Update:
12:53 am EST Nov 30, 2025
Forecast Valid:
3am EST Nov 30, 2025-6pm EST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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