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.

Overcast

58°F

14°C

Humidity 75%
Wind Speed S 6 mph
Barometer 29.83 in (1010.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Mar 8:56 pm EDT
Extended Forecast for

Haymarket VA

  • Tonight

    Tonight: Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind 5 to 8 mph. Chance of precipitation is 50%.

    Low: 49 °F

    Scattered
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 66. North wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Light and variable wind becoming east around 5 mph after midnight.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Scattered showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 53. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.

    Low: 53 °F

    Scattered
    Showers

  • Monday

    Monday: Isolated showers before 2pm. Partly sunny, with a high near 62. Chance of precipitation is 20%.

    High: 62 °F

    Isolated
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind 5 to 8 mph. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 66. North wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 45. Light and variable wind becoming east around 5 mph after midnight.
Sunday
Partly sunny, with a high near 80. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Scattered showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 53. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.
Monday
Isolated showers before 2pm. Partly sunny, with a high near 62. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Haymarket VA
 38.82°N 77.64°W (Elev. 348 ft)
Last Update:
9:04 pm EDT Mar 20, 2026
Forecast Valid:
9pm EDT Mar 20, 2026-6pm EDT Mar 27, 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