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

37°F

3°C

Humidity 81%
Wind Speed W 8 mph
Barometer 30.17 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 4 Nov 6:15 am EST
Extended Forecast for

3 Miles S Kersey PA

  • Today

    Today: Sunny, with a high near 54. West wind 11 to 14 mph, with gusts as high as 29 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 36. West wind around 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 4pm. Partly sunny, with a high near 58. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Partly Sunny
    then Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain showers likely before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 36. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Breezy.
    Showers
    Likely then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 47. Northwest wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely after 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 43. Chance of precipitation is 100%.

    Low: 43 °F

    Showers

  • Saturday

    Saturday: A chance of showers before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.

    High: 51 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 54. West wind 11 to 14 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 36. West wind around 6 mph.
Wednesday
Showers likely, mainly after 4pm. Partly sunny, with a high near 58. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain showers likely before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 36. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Partly sunny, with a high near 47. Northwest wind 8 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Showers likely after 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 60%.
Friday Night
Showers. Low around 43. Chance of precipitation is 100%.
Saturday
A chance of showers before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Saturday Night
Showers likely after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Sunday
Showers. High near 48. Chance of precipitation is 80%.
Sunday Night
Rain and snow showers likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.
Monday
Snow showers likely. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Kersey PA
 41.29°N 78.63°W (Elev. 1896 ft)
Last Update:
5:41 am EST Nov 4, 2025
Forecast Valid:
6am EST Nov 4, 2025-6pm EST Nov 10, 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