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.

Mostly Cloudy

69°F

21°C

Humidity 64%
Wind Speed SW 9 mph
Barometer 29.75 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 27 Mar 5:15 am EDT
Extended Forecast for

3 Miles NNE Port Republic MD

  • Overnight

    Overnight: Isolated showers. Cloudy, with a steady temperature around 70. West wind around 10 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    Showers

  • Friday

    Friday: Showers, mainly after 1pm. Temperature falling to around 47 by 5pm. Northwest wind 10 to 14 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F⇓

    Scattered
    Showers then
    Showers

  • Friday Night

    Friday Night: Rain showers likely before 3am, then scattered sprinkles and flurries after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 34. North wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers
    Likely then
    Scattered
    Sprinkles/Flurries

  • Saturday

    Saturday: Scattered flurries before 8am. Sunny, with a high near 48. North wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Scattered
    Flurries

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Isolated showers. Cloudy, with a steady temperature around 70. West wind around 10 mph. Chance of precipitation is 20%.
Friday
Showers, mainly after 1pm. Temperature falling to around 47 by 5pm. Northwest wind 10 to 14 mph becoming north in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain showers likely before 3am, then scattered sprinkles and flurries after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 34. North wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Scattered flurries before 8am. Sunny, with a high near 48. North wind 11 to 15 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 58.
Wednesday
A chance of showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
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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:
5:28 am EDT Mar 27, 2026
Forecast Valid:
5am EDT Mar 27, 2026-6pm EDT Apr 2, 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