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.

Fog/Mist

74°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 74°F (23°C)
Visibility 2.50 mi
Last update 18 Aug 10:15 pm EDT
Extended Forecast for

3 Miles E Avenue MD

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 88. Calm wind becoming west around 5 mph.

    High: 88 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 20%.

    Low: 72 °F

    Clear then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Light northeast wind. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Calm wind.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 88. Calm wind becoming west around 5 mph.
Wednesday Night
A slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Light northeast wind. Chance of precipitation is 60%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 67.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Avenue MD
 38.27°N 76.7°W (Elev. 3 ft)
Last Update:
7:52 pm EDT Aug 18, 2026
Forecast Valid:
10pm EDT Aug 18, 2026-6pm EDT Aug 25, 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