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

52°F

11°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 30.10 in (1019.7 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 9 Jan 5:56 pm EST
Extended Forecast for

The Plains VA

  • Tonight

    Tonight: A chance of rain before 8pm, then a chance of rain after 3am. Cloudy, with a low around 43. South wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance Rain

  • Saturday

    Saturday: Rain, mainly before 3pm. High near 47. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 47 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 36. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: A slight chance of rain and snow showers between 1pm and 2pm, then a slight chance of snow showers after 2pm. Mostly sunny, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. Northwest wind 14 to 18 mph, with gusts as high as 29 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain before 8pm, then a chance of rain after 3am. Cloudy, with a low around 43. South wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Saturday
Rain, mainly before 3pm. High near 47. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 36. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain and snow showers between 1pm and 2pm, then a slight chance of snow showers after 2pm. Mostly sunny, with a high near 44. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 27. Northwest wind 14 to 18 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
The Plains VA
 38.85°N 77.78°W (Elev. 600 ft)
Last Update:
3:53 pm EST Jan 9, 2026
Forecast Valid:
6pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation