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

29°F

-2°C

Humidity 82%
Wind Speed Calm
Barometer 30.14 in (1021.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 13 Jan 8:56 am EST
Extended Forecast for

4 Miles ENE Casanova VA

  • Today

    Today: Sunny, with a high near 53. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: A slight chance of rain after 4am. Mostly cloudy, with a low around 38. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly after 1pm. Cloudy, with a high near 54. Southwest wind around 6 mph. Chance of precipitation is 40%.

    High: 54 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 24. Light and variable wind becoming northwest 9 to 14 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Northwest wind around 16 mph, with gusts as high as 29 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 53. Light south wind increasing to 5 to 10 mph in the afternoon.
Tonight
A slight chance of rain after 4am. Mostly cloudy, with a low around 38. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain, mainly after 1pm. Cloudy, with a high near 54. Southwest wind around 6 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain before 1am, then a chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 24. Light and variable wind becoming northwest 9 to 14 mph in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 33. Northwest wind around 16 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 14.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 22.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Partly cloudy, with a low around 16.
M.L.King Day
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Casanova VA
 38.63°N 77.58°W (Elev. 200 ft)
Last Update:
6:53 am EST Jan 13, 2026
Forecast Valid:
9am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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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