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

7 Miles SSE Coudersport PA

  • Tonight

    Tonight: Mostly clear, with a low around 44. Southwest wind 3 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 63. Southwest wind 3 to 8 mph.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 7pm, then a chance of showers after 2am. Mostly cloudy, with a low around 54. South wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 5pm. High near 65. South wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 28. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers, mainly before 8am. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: Snow showers likely, mainly before 8pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

    Low: 24 °F

    Snow Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 44. Southwest wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 63. Southwest wind 3 to 8 mph.
Tuesday Night
A slight chance of showers before 7pm, then a chance of showers after 2am. Mostly cloudy, with a low around 54. South wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 5pm. High near 65. South wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 28. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers, mainly before 8am. Mostly cloudy, with a high near 35. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.
Friday Night
Snow showers likely, mainly before 8pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 49. Chance of precipitation is 50%.
Sunday Night
Rain and snow showers. Low around 25. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 34. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSE Coudersport PA
 41.68°N 77.94°W (Elev. 2057 ft)
Last Update:
2:26 pm EDT Mar 9, 2026
Forecast Valid:
5pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
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