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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

5 Miles SSW Cross Fork PA

Winter Weather Advisory until February 25, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 25, 09:00am

    NOW until 9:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 23 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of rain and snow before 11am, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 41. West wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 18. West wind 5 to 7 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Calm wind becoming west around 5 mph in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. Calm wind.

    Low: 17 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow likely. Cloudy, with a low around 23. Southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of rain and snow before 11am, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 41. West wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 18. West wind 5 to 7 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 35. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 17. Calm wind.
Friday
Sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 35.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Monday
A chance of snow showers. Partly sunny, with a high near 29. Chance of precipitation is 40%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.
Tuesday
A chance of snow showers. Partly sunny, with a high near 34. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Cross Fork PA
 41.41°N 77.87°W (Elev. 1736 ft)
Last Update:
1:21 am EST Feb 25, 2026
Forecast Valid:
5am EST Feb 25, 2026-6pm EST Mar 3, 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