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.

Partly Cloudy

90°F

32°C

Humidity 45%
Wind Speed Vrbl 3 mph
Barometer 29.80 in (1009.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 27 Jul 3:56 pm EDT
Extended Forecast for

Manassas VA

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly sunny, with a high near 88. North wind around 7 mph. Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 11pm, then scattered showers and thunderstorms after 5am. Partly cloudy, with a low around 68. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    T-storms then
    Scattered
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 11am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. South wind 7 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then isolated showers between 11pm and 2am. Mostly clear, with a low around 66. Northwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely then
    Isolated
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 84. Northwest wind 10 to 16 mph, with gusts as high as 23 mph.

    High: 84 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly sunny, with a high near 88. North wind around 7 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms before 11pm, then scattered showers and thunderstorms after 5am. Partly cloudy, with a low around 68. South wind around 6 mph. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms likely, mainly before 11am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. South wind 7 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms likely before 11pm, then isolated showers between 11pm and 2am. Mostly clear, with a low around 66. Northwest wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 84. Northwest wind 10 to 16 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Manassas VA
 38.76°N 77.48°W (Elev. 289 ft)
Last Update:
2:23 pm EDT Jul 27, 2026
Forecast Valid:
4pm EDT Jul 27, 2026-6pm EDT Aug 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation