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

75°F

24°C

Humidity 69%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 64°F (18°C)
Visibility NA
Last update 26 Jul 8:55 pm EDT
Extended Forecast for

3 Miles SE Issue MD

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. South wind 3 to 7 mph. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 85. Light southeast wind. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 84. South wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Southwest wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 80%.

    Low: 71 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 20%.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. South wind 3 to 7 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 85. Light southeast wind. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 72. South wind around 5 mph.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 84. South wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Southwest wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 80%.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 73.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Issue MD
 38.27°N 76.85°W (Elev. 3 ft)
Last Update:
7:53 pm EDT Jul 26, 2026
Forecast Valid:
9pm EDT Jul 26, 2026-6pm EDT Aug 2, 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