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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Partly Cloudy

35°F

2°C

Humidity 96%
Wind Speed Calm
Barometer 29.98 in (1015.6 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 12 Mar 3:56 pm EDT
Extended Forecast for

4 Miles NNW Haymarket VA

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54. Breezy, with a south wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 54 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. West wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Northeast wind around 5 mph becoming east after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 67. Breezy. Chance of precipitation is 90%.

    High: 67 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 29. Chance of precipitation is 80%.

    Low: 29 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 29. Northwest wind 5 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Friday
Mostly sunny, with a high near 54. Breezy, with a south wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly clear, with a low around 39. West wind 11 to 16 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 55. West wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 39. Northeast wind around 5 mph becoming east after midnight.
Sunday
Mostly cloudy, with a high near 59.
Sunday Night
Showers. Low around 53. Chance of precipitation is 80%.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 67. Breezy. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 29. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Haymarket VA
 38.87°N 77.69°W (Elev. 682 ft)
Last Update:
1:53 pm EDT Mar 12, 2026
Forecast Valid:
4pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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