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.

Fair

30°F

-1°C

Humidity 65%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 4 Jan 9:15 pm EST
Extended Forecast for

2 Miles SSW Port Republic MD

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Light and variable wind.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 45. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 45 °F

    Decreasing
    Clouds

  • Monday Night

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

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54. Calm wind becoming south 5 to 7 mph in the morning.

    High: 54 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44. Southwest wind around 7 mph.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Light and variable wind.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 45. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 36. South wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 54. Calm wind becoming south 5 to 7 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 44. Southwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
A chance of rain after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 48. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Port Republic MD
 38.46°N 76.55°W (Elev. 98 ft)
Last Update:
6:53 pm EST Jan 4, 2026
Forecast Valid:
9pm EST Jan 4, 2026-6pm EST Jan 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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