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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

6 Miles SW Cross Fork PA

  • Overnight

    Overnight: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49. Calm wind becoming southwest around 6 mph.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. Light south wind.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51. West wind 3 to 6 mph.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow likely after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Partly Cloudy
    then Snow
    Likely

  • Sunday

    Sunday: A slight chance of snow showers before 1pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow before 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.

    High: 30 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 20. Calm wind.
Friday
Sunny, with a high near 49. Calm wind becoming southwest around 6 mph.
Friday Night
Mostly clear, with a low around 34. Light south wind.
Saturday
Mostly sunny, with a high near 51. West wind 3 to 6 mph.
Saturday Night
Snow likely after 1am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A slight chance of snow showers before 1pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 14.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
A chance of snow showers before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Tuesday Night
Rain showers, snow showers, and freezing rain likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Cross Fork PA
 41.42°N 77.9°W (Elev. 1407 ft)
Last Update:
1:21 am EST Feb 27, 2026
Forecast Valid:
1am EST Feb 27, 2026-6pm EST Mar 5, 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