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.

N/A

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

9 Miles SW Galeton PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. Southwest wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. South wind 6 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 28. West wind around 14 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 36. Northwest wind 14 to 16 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25. West wind 3 to 7 mph. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Rain and snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow showers likely, mainly before 8pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

    Low: 24 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. Southwest wind around 6 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. South wind 6 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 28. West wind around 14 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 36. Northwest wind 14 to 16 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 25. West wind 3 to 7 mph. Winds could gust as high as 20 mph.
Friday
Rain and snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 41. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow showers likely, mainly before 8pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 39.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Sunday
A chance of rain and snow showers before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Sunday Night
Showers. Low around 33. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 44. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Galeton PA
 41.62°N 77.75°W (Elev. 1995 ft)
Last Update:
2:36 pm EDT Mar 10, 2026
Forecast Valid:
3pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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