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

72°F

22°C

Humidity 30%
Wind Speed S 13 G 16 mph
Barometer 29.80 in (1009.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Mar 4:56 pm EDT
Extended Forecast for

Manassas VA

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then scattered showers between 2am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind 6 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 67. North wind around 7 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 81. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 81 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 54. South wind around 9 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of rain before 2pm. Partly sunny, with a high near 62. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Rain

  • Monday Night

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

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Tuesday Night

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

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then scattered showers between 2am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 49. Southwest wind 6 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 67. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 47. Light and variable wind.
Sunday
Partly sunny, with a high near 81. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 54. South wind around 9 mph. Chance of precipitation is 50%.
Monday
A slight chance of rain 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 53.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 57.
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 61. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Manassas VA
 38.76°N 77.48°W (Elev. 289 ft)
Last Update:
4:53 pm EDT Mar 20, 2026
Forecast Valid:
5pm EDT Mar 20, 2026-6pm EDT Mar 27, 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