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Hazardous Weather Conditions

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

2 Miles W Kersey PA

Cold Weather Advisory until February 9, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until February 9, 09:00am

    NOW until 9:00am Mon

    Cold Weather Advisory

  • Tonight

    Low: -13 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 27. Wind chill values as low as -15. Calm wind.

    High: 27 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow and freezing rain before 1pm. Mostly cloudy, with a high near 38. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Wintry Mix

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 1am. Cloudy, with a low around 23. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A slight chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 20%.

    High: 28 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around -13. Calm wind.
Monday
Mostly sunny, with a high near 27. Wind chill values as low as -15. Calm wind.
Monday Night
Mostly cloudy, with a low around 14. Calm wind.
Tuesday
A slight chance of snow and freezing rain before 1pm. Mostly cloudy, with a high near 38. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow before 1am. Cloudy, with a low around 23. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 16.
Thursday
Mostly cloudy, with a high near 25.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Mostly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
A chance of snow. Partly cloudy, with a low around 17. Chance of precipitation is 30%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 35. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Kersey PA
 41.33°N 78.65°W (Elev. 1752 ft)
Last Update:
11:06 pm EST Feb 8, 2026
Forecast Valid:
11pm EST Feb 8, 2026-6pm EST Feb 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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