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.

Partly Cloudy

30°F

-1°C

Humidity 82%
Wind Speed SW 6 mph
Barometer 29.98 in (1016.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 9 Dec 9:56 pm EST
Extended Forecast for

Loch Lomond VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow before 2pm, then a slight chance of rain between 2pm and 4pm. Cloudy, with a high near 46. South wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. Southwest wind around 10 mph becoming northwest after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Northwest wind around 6 mph becoming calm after midnight.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. South wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
A chance of rain and snow before 2pm, then a slight chance of rain between 2pm and 4pm. Cloudy, with a high near 46. South wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 30. Southwest wind around 10 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 41. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 24. Northwest wind around 6 mph becoming calm after midnight.
Friday
A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 46.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 16.
Monday
Mostly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Loch Lomond VA
 38.8°N 77.47°W (Elev. 148 ft)
Last Update:
9:53 pm EST Dec 9, 2025
Forecast Valid:
10pm EST Dec 9, 2025-6pm EST Dec 16, 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