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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

3 Miles S Kersey PA

  • Tonight

    Tonight: A slight chance of showers after midnight. Patchy fog after 11pm. Otherwise, cloudy, with a low around 34. Southwest wind around 9 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Patchy Fog
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, cloudy, with a high near 46. West wind 3 to 8 mph.

    High: 46 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Cloudy, with a low around 38. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain. High near 50. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 37. West wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Chance Rain
    then Rain
    Likely

  • Friday

    Friday: Rain. High near 47. Chance of precipitation is 80%.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of showers after midnight. Patchy fog after 11pm. Otherwise, cloudy, with a low around 34. Southwest wind around 9 mph. Chance of precipitation is 20%.
Tuesday
Patchy fog before 11am. Otherwise, cloudy, with a high near 46. West wind 3 to 8 mph.
Tuesday Night
A chance of rain after 1am. Cloudy, with a low around 38. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 50. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 37. West wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Friday
Rain. High near 47. Chance of precipitation is 80%.
Friday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Saturday
A chance of snow before 1pm. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
A chance of snow. Partly sunny, with a high near 32. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Kersey PA
 41.29°N 78.63°W (Elev. 1896 ft)
Last Update:
9:16 pm EST Feb 16, 2026
Forecast Valid:
9pm EST Feb 16, 2026-6pm EST Feb 23, 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