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

Areas of Heavy to Excessive Rainfall and Hot Temperatures This Week

Heavy to excessive rainfall could bring areas of flooding at times Monday through Thursday across parts of the central Plains into the Midwest as well as southern Arizona and New Mexico. Hot temperatures and high humidity will continue across much of east Texas into the lower and mid-Mississippi Valley through at least midweek. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 29.89 in (1012.4 mb)
Dewpoint 70°F (21°C)
Visibility 0.88 mi
Last update 14 Sep 3:55 am EDT
Extended Forecast for

Lorton VA

  • Today

    Today: Sunny, with a high near 82. North wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. North wind 3 to 7 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light and variable wind becoming southeast around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Southeast wind 3 to 5 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 82. North wind 9 to 11 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 57. North wind 3 to 7 mph.
Tuesday
Sunny, with a high near 83. Light and variable wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. Southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 68.
Friday
A slight chance of showers after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Friday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Sunday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lorton VA
 38.71°N 77.23°W (Elev. 125 ft)
Last Update:
2:23 am EDT Sep 14, 2026
Forecast Valid:
4am EDT Sep 14, 2026-6pm EDT Sep 20, 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