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

45°F

7°C

Humidity 54%
Wind Speed SE 3 mph
Barometer 29.69 in (1005.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 14 Jan 8:56 am EST
Extended Forecast for

3 Miles NE Casanova VA

  • Today

    Today: A slight chance of rain before 11am. Cloudy, with a high near 54. South wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Rain then
    Cloudy

  • Tonight

    Tonight: Rain likely before 3am, then a slight chance of snow between 3am and 4am. Cloudy, with a low around 24. South wind 8 to 18 mph becoming northwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 24 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 16. West wind 5 to 10 mph, with gusts as high as 22 mph.

    Low: 16 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 37. South wind 5 to 13 mph, with gusts as high as 23 mph.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain and snow before 1pm. Partly sunny, with a high near 46. Chance of precipitation is 30%.

    High: 46 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of rain before 11am. Cloudy, with a high near 54. South wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Tonight
Rain likely before 3am, then a slight chance of snow between 3am and 4am. Cloudy, with a low around 24. South wind 8 to 18 mph becoming northwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 33. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 16. West wind 5 to 10 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 37. South wind 5 to 13 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A chance of rain and snow before 1pm. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Casanova VA
 38.66°N 77.61°W (Elev. 249 ft)
Last Update:
6:53 am EST Jan 14, 2026
Forecast Valid:
9am EST Jan 14, 2026-6pm EST Jan 20, 2026
 
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Additional Resources

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Chance of Precipitation