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

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast with Haze

77°F

25°C

Humidity 65%
Wind Speed Vrbl 3 mph
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 0.25 mi
Heat Index79°F (26°C)
Last update 21 Aug 5:15 pm EDT
Extended Forecast for

5 Miles ENE Bel Alton MD

  • Tonight

    Tonight: Scattered showers before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am. Low around 65. Light east wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Scattered
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms, mainly between 2pm and 5pm. Areas of fog before 2pm. High near 78. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 78 °F

    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms before 11pm, then isolated showers between 11pm and 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.

    Low: 66 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 84. West wind 3 to 7 mph.

    High: 84 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. Light northwest wind.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

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

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers after 5am. Low around 65. Light east wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms, mainly between 2pm and 5pm. Areas of fog before 2pm. High near 78. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Scattered showers and thunderstorms before 11pm, then isolated showers between 11pm and 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 84. West wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 63. Light northwest wind.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Bel Alton MD
 38.47°N 76.9°W (Elev. 148 ft)
Last Update:
4:53 pm EDT Aug 21, 2026
Forecast Valid:
5pm EDT Aug 21, 2026-6pm EDT Aug 28, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation