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.

Overcast

18°F

-8°C

Humidity 73%
Wind Speed W 18 G 26 mph
Barometer 29.63 in
Dewpoint 10°F (-12°C)
Visibility 7.00 mi
Wind Chill2°F (-17°C)
Last update 15 Jan 9:35 pm EST
Extended Forecast for

5 Miles SSW Cross Fork PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. West wind around 10 mph, with gusts as high as 22 mph.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 5pm. Partly sunny, with a high near 29. West wind around 7 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 29 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow, mainly after 1am. Mostly cloudy, with a low around 25. South wind around 6 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

  • Saturday

    Saturday: Snow showers likely. Mostly cloudy, with a high near 36. South wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 14. West wind around 10 mph, with gusts as high as 22 mph.
Friday
A chance of snow, mainly after 5pm. Partly sunny, with a high near 29. West wind around 7 mph becoming south in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of snow, mainly after 1am. Mostly cloudy, with a low around 25. South wind around 6 mph. Chance of precipitation is 40%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 36. South wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. West wind around 6 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 23.
Sunday Night
Mostly cloudy, with a low around 14.
M.L.King Day
Partly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 3.
Tuesday
Partly sunny, with a high near 11.
Tuesday Night
Mostly cloudy, with a low around 5.
Wednesday
Mostly cloudy, with a high near 25.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 28.
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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:
7:06 pm EST Jan 15, 2026
Forecast Valid:
9pm EST Jan 15, 2026-6pm EST Jan 22, 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