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

32°F

0°C

Humidity 87%
Wind Speed W 7 mph
Barometer 30.04 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 7 Dec 7:55 pm EST
Extended Forecast for

10 Miles WSW Galeton PA

  • Tonight

    Tonight: Occasional flurries before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values as low as zero. North wind around 10 mph, with gusts as high as 21 mph.

    Low: 9 °F

    Flurries then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 20. Wind chill values as low as zero. Northeast wind 3 to 7 mph.

    High: 20 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 6. Wind chill values as low as -5. Calm wind becoming south around 5 mph after midnight.

    Low: 6 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow, mainly after 4pm. Mostly cloudy, with a high near 30. Wind chill values as low as -5. South wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Cloudy, with a low around 25. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Rain and snow. High near 37. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow likely before 1am, then a chance of snow showers after 1am. Cloudy, with a low around 23. Chance of precipitation is 70%.

    Low: 23 °F

    Snow Likely

  • Thursday

    Thursday: 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

  • Thursday Night

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

    Low: 18 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Occasional flurries before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values as low as zero. North wind around 10 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 20. Wind chill values as low as zero. Northeast wind 3 to 7 mph.
Monday Night
Partly cloudy, with a low around 6. Wind chill values as low as -5. Calm wind becoming south around 5 mph after midnight.
Tuesday
A chance of snow, mainly after 4pm. Mostly cloudy, with a high near 30. Wind chill values as low as -5. South wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday Night
Snow likely, mainly after 1am. Cloudy, with a low around 25. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
Rain and snow. High near 37. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow likely before 1am, then a chance of snow showers after 1am. Cloudy, with a low around 23. Chance of precipitation is 70%.
Thursday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Friday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Galeton PA
 41.67°N 77.83°W (Elev. 1998 ft)
Last Update:
8:06 pm EST Dec 7, 2025
Forecast Valid:
8pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation