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

43°F

6°C

Humidity 71%
Wind Speed SE 9 mph
Barometer 30.12 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 8 Jan 10:35 pm EST
Extended Forecast for

8 Miles NW Cross Fork PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. South wind 5 to 9 mph, with gusts as high as 26 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Rain likely, mainly before 3pm. Mostly cloudy, with a high near 50. South wind 8 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely

  • Friday Night

    Friday Night: A slight chance of rain before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 32. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain, mainly after 1pm. High near 40. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: Rain showers likely before 4am, then a slight chance of snow showers. Mostly cloudy, with a low around 29. South wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 29 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of snow showers, mainly after 7am. Partly sunny, with a high near 35. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 35. South wind 5 to 9 mph, with gusts as high as 26 mph.
Friday
Rain likely, mainly before 3pm. Mostly cloudy, with a high near 50. South wind 8 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A slight chance of rain before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 32. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Saturday
Rain, mainly after 1pm. High near 40. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain showers likely before 4am, then a slight chance of snow showers. Mostly cloudy, with a low around 29. South wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
A chance of snow showers, mainly after 7am. Partly sunny, with a high near 35. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cross Fork PA
 41.55°N 77.94°W (Elev. 1726 ft)
Last Update:
7:06 pm EST Jan 8, 2026
Forecast Valid:
10pm EST Jan 8, 2026-6pm EST Jan 15, 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