Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fog/Mist

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 65°F (18°C)
Visibility 6.00 mi
Last update 6 Sep 4:15 am EDT
Extended Forecast for

Prince Frederick MD

  • Today

    Today: Sunny, with a high near 81. North wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. East wind around 5 mph becoming calm  after midnight.

    Low: 65 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light and variable wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Chance of precipitation is 40%.

    High: 89 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 81. North wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 65. East wind around 5 mph becoming calm after midnight.
Labor Day
Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 63. Calm wind.
Tuesday
Sunny, with a high near 83. Light and variable wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Prince Frederick MD
 38.55°N 76.57°W (Elev. 98 ft)
2:22 am EDT Sep 6, 2026
4am EDT Sep 6, 2026-6pm EDT Sep 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database