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Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Driftwood PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. West wind around 9 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 42. West wind 5 to 9 mph, with gusts as high as 23 mph.

    High: 42 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 4am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow before 1pm, then snow, possibly mixed with rain between 1pm and 4pm, then snow after 4pm. High near 35. Light and variable wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow. Low around 28. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Snow

  • Monday

    Monday: A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.

    High: 38 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. West wind around 9 mph, with gusts as high as 24 mph.
Saturday
Mostly cloudy, with a high near 42. West wind 5 to 9 mph, with gusts as high as 23 mph.
Saturday Night
A chance of snow, mainly after 4am. Mostly cloudy, with a low around 30. Calm wind. Chance of precipitation is 30%.
Sunday
Snow before 1pm, then snow, possibly mixed with rain between 1pm and 4pm, then snow after 4pm. High near 35. Light and variable wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow. Low around 28. Calm wind becoming northwest around 6 mph after midnight. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday
A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Wednesday
A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 43.
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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:
1:50 am EST Feb 21, 2026
Forecast Valid:
2am EST Feb 21, 2026-6pm EST Feb 27, 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