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.

A Few Clouds

48°F

9°C

Humidity 46%
Wind Speed SW 8 mph
Barometer 30.41 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 24 Mar 2:55 pm EDT
Extended Forecast for

3 Miles NNE Port Republic MD

  • Tonight

    Tonight: Increasing clouds, with a low around 36. Calm wind becoming south around 5 mph after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Light south wind becoming southeast 5 to 9 mph in the morning.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. South wind around 8 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 71. Southwest wind 9 to 11 mph.

    High: 71 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 52. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 52 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain likely, mainly after 8am. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 36. Calm wind becoming south around 5 mph after midnight.
Wednesday
Partly sunny, with a high near 56. Light south wind becoming southeast 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 46. South wind around 8 mph.
Thursday
Partly sunny, with a high near 71. Southwest wind 9 to 11 mph.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 52. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday
Rain likely, mainly after 8am. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Port Republic MD
 38.52°N 76.54°W (Elev. 98 ft)
Last Update:
2:24 pm EDT Mar 24, 2026
Forecast Valid:
3pm EDT Mar 24, 2026-6pm EDT Mar 31, 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