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Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast and Breezy

30°F

-1°C

Humidity 69%
Wind Speed W 21 G 30 mph
Barometer 29.88 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 11 Feb 12:15 pm EST
Extended Forecast for

3 Miles S Kersey PA

  • This Afternoon

    This Afternoon: Cloudy, with a high near 30. West wind around 17 mph, with gusts as high as 31 mph.

    High: 30 °F

    Cloudy

  • Tonight

    Tonight: A slight chance of snow showers and freezing rain before 8pm, then snow showers likely. Cloudy, with a low around 18. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Wintry Mix
    Likely then
    Chance Snow
    Showers

  • Thursday

    Thursday: A slight chance of snow showers before 1pm. Cloudy, with a high near 24. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 14. Northwest wind 6 to 9 mph.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 29. West wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 29 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

This Afternoon
Cloudy, with a high near 30. West wind around 17 mph, with gusts as high as 31 mph.
Tonight
A slight chance of snow showers and freezing rain before 8pm, then snow showers likely. Cloudy, with a low around 18. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of 1 to 2 inches possible.
Thursday
A slight chance of snow showers before 1pm. Cloudy, with a high near 24. Northwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 14. Northwest wind 6 to 9 mph.
Friday
Partly sunny, with a high near 29. West wind 6 to 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Washington's Birthday
Partly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 43.
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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:
1:06 pm EST Feb 11, 2026
Forecast Valid:
1pm EST Feb 11, 2026-6pm EST Feb 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation