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

55°F

13°C

Humidity 49%
Wind Speed S 8 mph
Barometer 30.12 in (1020.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 25 Mar 11:56 pm EDT
Extended Forecast for

Loch Lomond VA

  • Overnight

    Overnight: Partly cloudy, with a low around 49. South wind around 9 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain before 1pm, then a slight chance of rain after 5pm. Mostly sunny, with a high near 75. Southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 7pm, then a chance of rain after 2am. Increasing clouds, with a low around 56. Southwest wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain, mainly after 8am. High near 66. North wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 8pm. Low around 33. North wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 33 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. South wind around 9 mph.
Thursday
A slight chance of rain before 1pm, then a slight chance of rain after 5pm. Mostly sunny, with a high near 75. Southwest wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain before 7pm, then a chance of rain after 2am. Increasing clouds, with a low around 56. Southwest wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday
Rain, mainly after 8am. High near 66. North wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly before 8pm. Low around 33. North wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Wednesday
A chance of rain. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Loch Lomond VA
 38.8°N 77.47°W (Elev. 148 ft)
Last Update:
10:55 pm EDT Mar 25, 2026
Forecast Valid:
12am EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation