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.

Partly Cloudy

80°F

27°C

Humidity 62%
Wind Speed S 5 mph
Barometer 29.88 in
Dewpoint 66°F (19°C)
Visibility NA
Heat Index82°F (28°C)
Last update 26 Jul 3:35 pm EDT
Extended Forecast for

2 Miles S Cobb Island MD

  • This Afternoon

    This Afternoon: A slight chance of showers. Sunny, with a high near 84. Light southeast wind. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 69. South wind 3 to 7 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Light southeast wind. Chance of precipitation is 50%.

    High: 85 °F

    Mostly Sunny
    then
    Scattered
    T-storms

  • Monday Night

    Monday Night: Scattered showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 72. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 84. South wind 7 to 11 mph. Chance of precipitation is 90%.

    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. 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 84. Chance of precipitation is 20%.

    High: 84 °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

Detailed Forecast

This Afternoon
A slight chance of showers. Sunny, with a high near 84. Light southeast wind. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 69. South wind 3 to 7 mph. Chance of precipitation is 40%.
Monday
Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Light southeast wind. Chance of precipitation is 50%.
Monday Night
Scattered showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 72. South wind around 6 mph. Chance of precipitation is 30%.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 84. South wind 7 to 11 mph. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. 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 83.
Friday Night
Partly cloudy, with a low around 73.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 84. 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 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Cobb Island MD
 38.3°N 76.93°W (Elev. 0 ft)
Last Update:
2:23 pm EDT Jul 26, 2026
Forecast Valid:
3pm 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