National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain in the Southeast and Portions of the Central Plains; Mountain Snow in the West

Scattered areas of heavy rain continue to produce isolated flash flooding across the coastlines of the central Gulf and Southeast. A storm system will bring mountain snow, locally heavy rain, gusty winds and much cooler temperatures to portions of the western and central U.S. Above average temperatures will advance eastward into the Great Lakes and Northeast today and Monday. Read More >

Current conditions at

Manassas, Manassas Regional Airport/Harry P. Davis Field (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

78°F

26°C

Humidity 50%
Wind Speed S 3 mph
Barometer 30.33 in (1027.4 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 5 Oct 12:56 pm EDT
Extended Forecast for

Manassas VA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. South wind around 6 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 54. Southeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. South wind around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. South wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers, mainly before 8am. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. South wind around 6 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 54. Southeast wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 10am. Otherwise, sunny, with a high near 82. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 58. South wind around 6 mph.
Tuesday
Mostly sunny, with a high near 81. South wind 5 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 62. Chance of precipitation is 80%.
Wednesday
Showers, mainly before 8am. High near 72. Chance of precipitation is 80%.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Manassas VA
 38.73°N 77.48°W (Elev. 249 ft)
Last Update:
1:30 pm EDT Oct 5, 2025
Forecast Valid:
1pm EDT Oct 5, 2025-6pm EDT Oct 11, 2025
 
Forecast Discussion
 
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Additional Resources

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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