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

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

A Few Clouds

60°F

16°C

Humidity 84%
Wind Speed Vrbl 7 mph
Barometer 29.69 in
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 23 Mar 6:15 am EDT
Extended Forecast for

3 Miles NNE Port Republic MD

  • Today

    Today: Showers likely and possibly a thunderstorm before 1pm, then isolated showers between 1pm and 2pm. Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers
    Likely then
    Scattered
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 34. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. North wind 5 to 9 mph becoming light and variable in the afternoon.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. South wind 3 to 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. South wind 6 to 10 mph.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

    Low: 52 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Rain Likely

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 1pm, then isolated showers between 1pm and 2pm. Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 34. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 49. North wind 5 to 9 mph becoming light and variable in the afternoon.
Tuesday Night
Partly cloudy, with a low around 36. South wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 56. South wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Partly sunny, with a high near 69.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Friday
Rain likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow before 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Port Republic MD
 38.52°N 76.54°W (Elev. 98 ft)
Last Update:
4:53 am EDT Mar 23, 2026
Forecast Valid:
6am EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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