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

Tropical Storm and Storm Surge Warnings for the North Carolina Outer Banks; Heat Building in the West

Storm surge flooding and tropical storm conditions are expected in the Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Warnings are in effect. Tropical storm conditions are possible along the eastern shore of Virginia Thursday. Hurricane Erin will continue to produce life-threatening surf and rip currents along much of the east coast of the U.S. this week. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Light Drizzle Fog/Mist

68°F

20°C

Humidity 95%
Wind Speed Calm
Barometer 30.01 in (1016.5 mb)
Dewpoint 67°F (19°C)
Visibility 4.00 mi
Last update 20 Aug 2:55 am EDT
Extended Forecast for

4 Miles SE Clifton VA

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 68. Light east wind.

    Low: 68 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 70. Northeast wind around 8 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 8am. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 79. Northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. North wind 7 to 9 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 68. Light east wind.
Wednesday
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 87. Calm wind becoming southeast around 6 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 70. Northeast wind around 8 mph. Chance of precipitation is 40%.
Thursday
A chance of showers after 8am. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 79. Northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 63. North wind 7 to 9 mph.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Clifton VA
 38.74°N 77.34°W (Elev. 351 ft)
Last Update:
1:51 am EDT Aug 20, 2025
Forecast Valid:
3am EDT Aug 20, 2025-6pm EDT Aug 26, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation