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

76°F

24°C

Humidity 29%
Wind Speed Vrbl 3 mph
Barometer 29.96 in (1015.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 9 Mar 5:56 pm EDT
Extended Forecast for

The Plains VA

  • Tonight

    Tonight: Clear, with a low around 49. South wind around 6 mph becoming calm in the evening.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. South wind 3 to 6 mph.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 78. South wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 78 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 43. South wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 43 °F

    Chance
    Showers then
    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly before 2pm. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 60%.

    High: 52 °F

    Rain Likely
    and Breezy

  • Thursday Night

    Thursday Night: A chance of rain before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Rain
    then Mostly
    Clear

  • Friday

    Friday: Partly sunny, with a high near 54. Breezy.

    High: 54 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 49. South wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 77. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 58. South wind 3 to 6 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 78. South wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am, then rain likely after 2am. Mostly cloudy, with a low around 43. South wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Thursday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 60%.
Thursday Night
A chance of rain before 8pm. Partly cloudy, with a low around 29. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 54. Breezy.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 67.
Sunday Night
Rain likely. Mostly cloudy, with a low around 44. Breezy. Chance of precipitation is 60%.
Monday
Rain likely. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
The Plains VA
 38.85°N 77.78°W (Elev. 600 ft)
Last Update:
6:27 pm EDT Mar 9, 2026
Forecast Valid:
6pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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