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.

Fair

85°F

29°C

Humidity 42%
Wind Speed SW 15 G 23 mph
Barometer 29.70 in (1006.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 11 Mar 5:56 pm EDT
Extended Forecast for

The Plains VA

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 3am. Some of the storms could be severe. Increasing clouds, with a low around 43. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Thursday

    Thursday: Rain showers, possibly mixing with snow after noon, then gradually ending. Temperature falling to around 40 by noon. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F⇓

    Showers and
    Breezy then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 53. Breezy, with a south wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 53 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 38. Southwest wind 7 to 15 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 58.

    High: 58 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely after 3am. Some of the storms could be severe. Increasing clouds, with a low around 43. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain showers, possibly mixing with snow after noon, then gradually ending. Temperature falling to around 40 by noon. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 29. Northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Friday
Mostly sunny, with a high near 53. Breezy, with a south wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.
Friday Night
Mostly clear, with a low around 38. Southwest wind 7 to 15 mph, with gusts as high as 28 mph.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Cloudy, with a high near 58.
Sunday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Monday
Rain likely. Cloudy, with a high near 64. Breezy. Chance of precipitation is 70%.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 27. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Mostly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
The Plains VA
 38.85°N 77.78°W (Elev. 600 ft)
Last Update:
4:54 pm EDT Mar 11, 2026
Forecast Valid:
6pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
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Additional Resources

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Chance of Precipitation