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

34°F

1°C

Humidity 87%
Wind Speed S 7 mph
Barometer 29.58 in
Dewpoint 30°F (-1°C)
Visibility 4.00 mi
Wind Chill28°F (-2°C)
Last update 10 Dec 4:15 am EST
Extended Forecast for

Driftwood PA

Winter Weather Advisory December 10, 04:36am until December 12, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 04:36am until December 12, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 26 °F

    Snow Likely

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after noon, then gradually ending. High near 41. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 41 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely before 11pm, then a chance of snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 22. Northwest wind 8 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. The snow could be heavy at times. Mostly cloudy, with a high near 30. West wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 30 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 22. West wind 7 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.

    High: 33 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.

    Low: 18 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.

    High: 32 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Snow likely, mainly after 5am. Cloudy, with a low around 26. South wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
Rain and snow, becoming all rain after noon, then gradually ending. High near 41. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday Night
Rain and snow showers likely before 11pm, then a chance of snow showers. Cloudy, then gradually becoming partly cloudy, with a low around 22. Northwest wind 8 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers likely, mainly before 1pm. The snow could be heavy at times. Mostly cloudy, with a high near 30. West wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 22. West wind 7 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday
A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 40%.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 27.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Driftwood PA
 41.33°N 78.15°W (Elev. 984 ft)
Last Update:
3:51 am EST Dec 10, 2025
Forecast Valid:
4am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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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