Current conditions at
Fort Belvoir (KDAA)
Lat: 38.72°NLon: 77.18°WElev: 69ft.
Fair
60°F
16°C
| Humidity | 63% |
| Wind Speed | Calm |
| Barometer | 29.96 in (1014.8 mb) |
| Dewpoint | 47°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 10 Mar 11:55 pm EDT |
Extended Forecast for
Saint Charles MD
Overnight

Low: 58 °F
Partly Cloudy
Wednesday
High: 80 °F
Chance
Showers then
Chance
T-stormsWednesday Night

Low: 46 °F
Chance
T-stormsThursday

High: 56 °F
Showers and
BreezyThursday Night
Low: 32 °F
Chance
Showers then
Mostly ClearFriday
High: 54 °F
Mostly Sunny
then Partly
Sunny and
BreezyFriday Night

Low: 41 °F
Partly Cloudy
Saturday

High: 56 °F
Mostly Sunny
Saturday Night

Low: 40 °F
Mostly Cloudy
Detailed Forecast
Overnight
Partly cloudy, with a low around 58. South wind around 7 mph.
Wednesday
A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 80. South wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am, then a slight chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 46. South wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday
Showers, mainly before 2pm. High near 56. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of showers before 8pm. Mostly clear, with a low around 32. Northwest wind 3 to 8 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 54. Breezy.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly cloudy, with a high near 67.
Sunday Night
Showers. Low around 51. Chance of precipitation is 80%.
Monday
Showers. High near 63. Chance of precipitation is 80%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 40.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Charles MD
38.59°N 76.93°W (Elev. 197 ft)
38.59°N 76.93°W (Elev. 197 ft)
10:53 pm EDT Mar 10, 2026
12am EDT Mar 11, 2026-6pm EDT Mar 17, 2026


