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

Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Partly Cloudy

37°F

3°C

Humidity 56%
Wind Speed Vrbl 5 mph
Barometer 30.59 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 2 Mar 12:35 pm EST
Extended Forecast for

3 Miles NNE Port Republic MD

  • This Afternoon

    This Afternoon: Snow likely before 5pm, then snow likely, possibly mixed with rain. Cloudy, with a high near 37. Northeast wind 6 to 8 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain, snow, and sleet before 2am, then rain, possibly mixed with snow between 2am and 4am, then rain after 4am. Patchy fog between 10pm and midnight. Low around 32. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.

    Low: 32 °F

    Chance Wintry
    Mix and
    Patchy Fog
    then Wintry
    Mix

  • Tuesday

    Tuesday: Rain likely, mainly before 1pm. Cloudy, with a high near 48. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 1am. Cloudy, with a low around 42. South wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 60. Southwest wind around 6 mph becoming east in the afternoon. Chance of precipitation is 40%.

    High: 60 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance Rain

  • Friday

    Friday: A chance of rain after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.

    High: 69 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
Snow likely before 5pm, then snow likely, possibly mixed with rain. Cloudy, with a high near 37. Northeast wind 6 to 8 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain, snow, and sleet before 2am, then rain, possibly mixed with snow between 2am and 4am, then rain after 4am. Patchy fog between 10pm and midnight. Low around 32. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New snow and sleet accumulation of less than a half inch possible.
Tuesday
Rain likely, mainly before 1pm. Cloudy, with a high near 48. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain likely, mainly before 1am. Cloudy, with a low around 42. South wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60. Southwest wind around 6 mph becoming east in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 70.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Friday
A chance of rain after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
A chance of rain. Partly sunny, with a high near 70. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Sunday
A chance of rain. Partly sunny, with a high near 70. Chance of precipitation is 50%.
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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:
9:54 am EST Mar 2, 2026
Forecast Valid:
12pm EST Mar 2, 2026-6pm EDT Mar 8, 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