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

Hazardous Weather Conditions

Current conditions at

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (KNUI)

Lat: 38.15°NLon: 76.42°WElev: 20ft.

Partly Cloudy

76°F

24°C

Humidity 85%
Wind Speed E 9 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 22 Aug 6:53 pm EDT
Extended Forecast for

St. Marys City MD

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 69. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 69 °F

    Scattered
    T-storms then
    Scattered
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 85. West wind 5 to 7 mph.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. Light northwest wind.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84. Calm wind becoming west around 6 mph in the morning.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Light north wind.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

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

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 69. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 85. West wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 67. Light northwest wind.
Monday
Sunny, with a high near 84. Calm wind becoming west around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 66. Light north wind.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 85.
Wednesday Night
A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
St. Marys City MD
 38.18°N 76.43°W (Elev. 3 ft)
Last Update:
4:53 pm EDT Aug 22, 2026
Forecast Valid:
6pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation