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

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 38. Northwest wind around 11 mph, with gusts as high as 31 mph.

    High: 38 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 47. South wind 5 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 47 °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 28. West wind 10 to 13 mph, with gusts as high as 40 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 44. West wind around 10 mph, with gusts as high as 28 mph.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 29 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Sunday

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

    High: 52 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 38. Northwest wind around 11 mph, with gusts as high as 31 mph.
Tonight
Partly cloudy, with a low around 27. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Friday
Rain and snow showers likely, becoming all rain after 4pm. Mostly cloudy, with a high near 47. South wind 5 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
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 28. West wind 10 to 13 mph, with gusts as high as 40 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 10 mph, with gusts as high as 28 mph.
Saturday Night
A chance of snow showers, mainly after 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow showers before 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Monday
Showers. High near 59. Chance of precipitation is 80%.
Monday Night
Showers likely before 8pm. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Cross Fork PA
 41.44°N 77.93°W (Elev. 1411 ft)
Last Update:
11:51 am EDT Mar 12, 2026
Forecast Valid:
12pm EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation