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

34°F

1°C

Humidity 93%
Wind Speed S 8 mph
Barometer 29.50 in
Dewpoint 32°F (0°C)
Visibility 3.00 mi
Wind Chill27°F (-3°C)
Last update 10 Dec 5:35 am EST
Extended Forecast for

Ridgway PA

Winter Weather Advisory December 10, 07:28am until December 12, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 10, 07:28am until December 12, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • Today

    High: 37 °F

    Snow then
    Rain/Snow

  • Tonight

    Tonight: Snow before 10pm, then snow showers likely, mainly between 10pm and 3am. Low around 19. Northwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Snow then
    Snow Showers
    Likely

  • Thursday

    Thursday: Snow showers. The snow could be heavy at times. High near 25. West wind 15 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 25 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: A chance of snow showers. Mostly cloudy, with a low around 18. West wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers. Mostly cloudy, with a high near 29. West wind around 6 mph. Chance of precipitation is 30%.

    High: 29 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.

    High: 28 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: Snow showers. Low around 13. Chance of precipitation is 80%.

    Low: 13 °F

    Snow Showers

Detailed Forecast

Today
Rain and snow. High near 37. Southwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow before 10pm, then snow showers likely, mainly between 10pm and 3am. Low around 19. Northwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers. The snow could be heavy at times. High near 25. West wind 15 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 18. West wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Friday
A chance of snow showers. Mostly cloudy, with a high near 29. West wind around 6 mph. Chance of precipitation is 30%.
Friday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.
Saturday Night
Snow showers. Low around 13. Chance of precipitation is 80%.
Sunday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 20. Chance of precipitation is 60%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.
Monday
Mostly cloudy, with a high near 23.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 10. Chance of precipitation is 40%.
Tuesday
Mostly cloudy, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ridgway PA
 41.43°N 78.72°W (Elev. 1404 ft)
Last Update:
7:05 am EST Dec 10, 2025
Forecast Valid:
7am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation