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

Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

32°F

0°C

Humidity 80%
Wind Speed SW 7 mph
Barometer 29.86 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 11 Jan 7:35 am EST
Extended Forecast for

3 Miles SE Driftwood PA

  • Today

    Today: Snow showers likely, mainly after 11am. The snow could be heavy at times. Mostly cloudy, with a high near 38. West wind 6 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Heavy Snow

  • Tonight

    Tonight: Isolated snow showers before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 27. West wind 11 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Isolated Snow
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind 6 to 9 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. West wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. Southwest wind around 6 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers before 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.

    High: 30 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Snow showers likely, mainly after 11am. The snow could be heavy at times. Mostly cloudy, with a high near 38. West wind 6 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Isolated snow showers before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 27. West wind 11 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 40. West wind 6 to 9 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 30. West wind around 6 mph.
Tuesday
Partly sunny, with a high near 45. Southwest wind around 6 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.
Wednesday Night
Rain showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Thursday
A chance of snow showers before 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Partly sunny, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Driftwood PA
 41.32°N 78.09°W (Elev. 801 ft)
Last Update:
7:11 am EST Jan 11, 2026
Forecast Valid:
7am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation