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

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

A Few Clouds

36°F

2°C

Humidity 52%
Wind Speed W 12 G 23 mph
Barometer 29.76 in (1008.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 17 Mar 3:55 am EDT
Extended Forecast for

2 Miles NW Saint Charles MD

  • Today

    Today: Increasing clouds, with a high near 43. West wind around 11 mph, with gusts as high as 22 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 25. Northwest wind 6 to 10 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. South wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. South wind around 6 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 8am. Partly sunny, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance Rain
    then Partly
    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 43. West wind around 11 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 25. Northwest wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 42. Light and variable wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 30. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 53. South wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 61.
Friday Night
A chance of rain after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Saturday
A chance of rain before 8am. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Saint Charles MD
 38.64°N 76.95°W (Elev. 200 ft)
Last Update:
4:47 am EDT Mar 17, 2026
Forecast Valid:
4am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
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