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.

Mostly Cloudy

36°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Last update 8 Jan 7:15 am EST
Extended Forecast for

5 Miles ESE Wilcox PA

  • Today

    Today: Mostly cloudy, with a high near 44. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 35. Southeast wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Decreasing
    Clouds

  • Friday

    Friday: Showers, mainly after 9am. High near 52. South wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 35. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 43. East wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Showers
    Likely then
    Showers

  • Saturday Night

    Saturday Night: Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 28 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 50%.

    High: 32 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.

    Low: 20 °F

    Chance Snow
    Showers

  • Monday

    Monday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 44. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 35. Southeast wind 5 to 10 mph, with gusts as high as 23 mph.
Friday
Showers, mainly after 9am. High near 52. South wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 35. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 43. East wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 36. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Wilcox PA
 41.55°N 78.59°W (Elev. 1601 ft)
Last Update:
7:05 am EST Jan 8, 2026
Forecast Valid:
7am EST Jan 8, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation