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.

Fair

45°F

7°C

Humidity 66%
Wind Speed SE 8 G 17 mph
Barometer 30.06 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 9 Jan 2:55 am EST
Extended Forecast for

5 Miles SSW Cross Fork PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. South wind around 8 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Periods of rain, mainly before 4pm. High near 50. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 7pm. Mostly cloudy, with a low around 33. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: A chance of rain and snow before 10am, then rain. High near 40. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow
    then Rain

  • Saturday Night

    Saturday Night: Rain before 1am, then a slight chance of showers after 1am. Low around 31. Southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 31 °F

    Rain

  • Sunday

    Sunday: A chance of snow showers. Partly sunny, with a high near 34. Chance of precipitation is 40%.

    High: 34 °F

    Chance Snow
    Showers

  • Sunday Night

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

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

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

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. South wind around 8 mph.
Friday
Periods of rain, mainly before 4pm. High near 50. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain before 7pm. Mostly cloudy, with a low around 33. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain and snow before 10am, then rain. High near 40. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday Night
Rain before 1am, then a slight chance of showers after 1am. Low around 31. Southeast wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A chance of snow showers. Partly sunny, with a high near 34. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Thursday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 30%.
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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:
2:06 am EST Jan 9, 2026
Forecast Valid:
3am EST Jan 9, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation