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.

Mostly Cloudy

76°F

24°C

Humidity 58%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 60°F (16°C)
Visibility NA
Heat Index78°F (26°C)
Last update 24 Jul 6:55 pm EDT
Extended Forecast for

Issue MD

  • Tonight

    Tonight: Scattered showers, mainly after 2am. Mostly cloudy, with a low around 68. East wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers before 8am. Mostly cloudy, with a high near 80. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    High: 80 °F

    Scattered
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Light east wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Light northeast wind. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Sunday Night

    Sunday Night: Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 68. Light south wind. Chance of precipitation is 20%.

    Low: 68 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Tonight
Scattered showers, mainly after 2am. Mostly cloudy, with a low around 68. East wind 3 to 7 mph. Chance of precipitation is 30%.
Saturday
Scattered showers before 8am. Mostly cloudy, with a high near 80. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 66. Light east wind.
Sunday
Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Light northeast wind. Chance of precipitation is 20%.
Sunday Night
Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 68. Light south wind. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Wednesday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 70.
Friday
A slight chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Issue MD
 38.32°N 76.89°W (Elev. 3 ft)
Last Update:
4:53 pm EDT Jul 24, 2026
Forecast Valid:
7pm EDT Jul 24, 2026-6pm EDT Jul 31, 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