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

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

25°F

-4°C

Humidity 80%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 5 Dec 2:55 pm EST
Extended Forecast for

11 Miles WSW Galeton PA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 24. South wind around 7 mph.

    High: 24 °F

    Cloudy

  • Tonight

    Tonight: Patchy freezing rain. Cloudy, with a low around 19. South wind around 6 mph. Chance of precipitation is 30%.

    Low: 19 °F

    Patchy
    Freezing Rain

  • Saturday

    Saturday: Patchy freezing rain before 8am. Mostly cloudy, with a high near 32. Southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 32 °F

    Patchy
    Freezing Rain
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23. West wind around 6 mph becoming calm after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 30. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 40%.

    High: 30 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 12 °F

    Chance Snow
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 19.

    High: 19 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.

    High: 28 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

This Afternoon
Cloudy, with a high near 24. South wind around 7 mph.
Tonight
Patchy freezing rain. Cloudy, with a low around 19. South wind around 6 mph. Chance of precipitation is 30%.
Saturday
Patchy freezing rain before 8am. Mostly cloudy, with a high near 32. Southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 23. West wind around 6 mph becoming calm after midnight.
Sunday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 30. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 40%.
Sunday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Monday
Mostly sunny, with a high near 19.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Tuesday Night
A chance of snow showers. Cloudy, with a low around 24. Chance of precipitation is 50%.
Wednesday
Snow showers. High near 35. Chance of precipitation is 80%.
Wednesday Night
Snow showers. Low around 24. Chance of precipitation is 80%.
Thursday
Snow showers likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Galeton PA
 41.65°N 77.83°W (Elev. 2113 ft)
Last Update:
1:51 pm EST Dec 5, 2025
Forecast Valid:
3pm EST Dec 5, 2025-6pm EST Dec 12, 2025
 
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