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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fog/Mist

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 30°F (-1°C)
Visibility 3.00 mi
Last update 27 Feb 7:15 am EST
Extended Forecast for

3 Miles NNE Port Republic MD

  • Today

    Today: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 49. Light east wind.

    High: 49 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Calm wind becoming south around 5 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 51. Southwest wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.

    High: 34 °F

    Cloudy then
    Chance Snow

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.

    High: 41 °F

    Chance Rain

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 49. Light east wind.
Tonight
Mostly clear, with a low around 33. Calm wind.
Saturday
Sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 38. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 51. Southwest wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A chance of snow after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 40%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Tuesday Night
Rain likely. Cloudy, with a low around 35. Chance of precipitation is 60%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly cloudy, with a high near 59.
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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:
6:54 am EST Feb 27, 2026
Forecast Valid:
7am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation