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.

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

  • Tonight

    Tonight: Partly cloudy, with a low around 28. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 23 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 46. South wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A chance of rain showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 29. West wind 9 to 11 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 44. West wind around 9 mph, with gusts as high as 26 mph.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 8am, then a slight chance of snow between 8am and 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.

    High: 52 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Chance Rain
    then Rain
    Likely

  • Monday

    Monday: Rain. High near 63. Chance of precipitation is 90%.

    High: 63 °F

    Rain

  • Monday Night

    Monday Night: A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 23 mph.
Friday
Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 46. South wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of rain showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 29. West wind 9 to 11 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 44. West wind around 9 mph, with gusts as high as 26 mph.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
A chance of snow showers before 8am, then a slight chance of snow between 8am and 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Sunday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
Rain. High near 63. Chance of precipitation is 90%.
Monday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Mostly cloudy, with a high near 43.
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Forecast Area
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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:
8:41 pm EDT Mar 12, 2026
Forecast Valid:
9pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation