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

32°F

0°C

Humidity 69%
Wind Speed W 9 mph
Barometer 29.91 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 27 Nov 10:35 am EST
Extended Forecast for

8 Miles WSW Galeton PA

Winter Weather Advisory until November 29, 01:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until November 29, 01:00am

    NOW until 1:00am Sat

    Winter Weather Advisory

  • Thanksgiving Day

    High: 33 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers, mainly after 7pm. Low around 24. West wind 13 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow Showers

  • Friday

    Friday: Snow showers, mainly before 1pm. High near 33. West wind 13 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 23. West wind 8 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 23 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 33. West wind around 6 mph becoming calm in the afternoon.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 1am. Cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Snow
    Showers
    Likely

  • Sunday

    Sunday: Snow showers likely before 1pm, then rain and snow showers. High near 37. Chance of precipitation is 80%.

    High: 37 °F

    Snow Showers
    Likely then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers likely before 1am. Cloudy, with a low around 23. Chance of precipitation is 60%.

    Low: 23 °F

    Rain/Snow
    Likely

Detailed Forecast

Thanksgiving Day
A chance of snow showers, mainly after 4pm. Cloudy, with a high near 33. West wind around 14 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Tonight
Snow showers, mainly after 7pm. Low around 24. West wind 13 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow showers, mainly before 1pm. High near 33. West wind 13 to 15 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 23. West wind 8 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 33. West wind around 6 mph becoming calm in the afternoon.
Saturday Night
Snow showers likely, mainly after 1am. Cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely before 1pm, then rain and snow showers. High near 37. Chance of precipitation is 80%.
Sunday Night
Rain and snow showers likely before 1am. Cloudy, with a low around 23. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 31.
Monday Night
A chance of snow after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 32.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Galeton PA
 41.69°N 77.77°W (Elev. 1699 ft)
Last Update:
7:50 am EST Nov 27, 2025
Forecast Valid:
10am EST Nov 27, 2025-6pm EST Dec 3, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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