National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

36°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 29.39 in
Dewpoint 34°F (1°C)
Visibility 0.50 mi
Last update 14 Jan 9:15 pm EST
Extended Forecast for

6 Miles SW Cross Fork PA

  • Tonight

    Tonight: Rain showers before 10pm, then rain and snow showers between 10pm and 1am, then snow showers likely after 1am. Low around 19. Calm wind becoming northwest 5 to 9 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 19 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers, mainly before noon. Mostly cloudy, with a high near 24. West wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 24 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. West wind around 9 mph, with gusts as high as 29 mph.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow showers after 1pm. Partly sunny, with a high near 30. West wind around 6 mph becoming south in the afternoon. Chance of precipitation is 40%.

    High: 30 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: A slight chance of snow showers. Mostly cloudy, with a low around 25. South wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: Snow showers likely. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain showers before 10pm, then rain and snow showers between 10pm and 1am, then snow showers likely after 1am. Low around 19. Calm wind becoming northwest 5 to 9 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers, mainly before noon. Mostly cloudy, with a high near 24. West wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 15. West wind around 9 mph, with gusts as high as 29 mph.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 30. West wind around 6 mph becoming south in the afternoon. Chance of precipitation is 40%.
Friday Night
A slight chance of snow showers. Mostly cloudy, with a low around 25. South wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
Partly sunny, with a high near 21.
Sunday Night
Mostly cloudy, with a low around 11.
M.L.King Day
A chance of snow showers after 1pm. Partly sunny, with a high near 21. Chance of precipitation is 30%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 7. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 16.
Tuesday Night
Partly cloudy, with a low around 7.
Wednesday
Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Cross Fork PA
 41.42°N 77.9°W (Elev. 1407 ft)
Last Update:
7:06 pm EST Jan 14, 2026
Forecast Valid:
9pm EST Jan 14, 2026-6pm EST Jan 21, 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

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation