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

Areas of Excessive Rainfall and Severe Thunderstorms; Typhoon Watch for Guam/CNMI

Heavy to excessive rainfall will continue today from the Texas Big Bend region into southern Oklahoma. Locally considerable flash and urban flooding is possible, and river flooding will continue in central Oklahoma. Scattered severe thunderstorms are possible in parts of the Mid-Atlantic Friday. A Typhoon Watch has been issued for Guam and CNMI. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Overcast

62°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 15 Oct 6:35 pm EDT
Extended Forecast for

Cobb Island MD

  • Tonight

    Tonight: A chance of showers, mainly before 4am. Patchy fog after 5am. Otherwise, cloudy, with a low around 60. East wind around 6 mph becoming light and variable. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, mainly between 7am and 8am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southwest wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 50. Southwest wind 9 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: A chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 56. North wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 56 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. North wind around 11 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly before 4am. Patchy fog after 5am. Otherwise, cloudy, with a low around 60. East wind around 6 mph becoming light and variable. Chance of precipitation is 30%.
Friday
A chance of showers, mainly between 7am and 8am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southwest wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 50. Southwest wind 9 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 56. North wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday Night
Mostly clear, with a low around 40. North wind around 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cobb Island MD
 38.34°N 76.89°W (Elev. 39 ft)
Last Update:
4:53 pm EDT Oct 15, 2026
Forecast Valid:
6pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation