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

2 Miles NE Penfield PA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 56. West wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 56 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Clear, with a low around 41. Southwest wind around 7 mph.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 64. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. Southwest wind 3 to 5 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68. Southwest wind 3 to 8 mph.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Partly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 70. Chance of precipitation is 90%.

    High: 70 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 2am, then rain and snow showers. Low around 34. Chance of precipitation is 90%.

    Low: 34 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Snow showers, mainly before 8am. High near 35. Chance of precipitation is 80%.

    High: 35 °F

    Snow Showers
    then Chance
    Snow Showers

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 56. West wind 8 to 11 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 41. Southwest wind around 7 mph.
Monday
Sunny, with a high near 64. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 45. Southwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 68. Southwest wind 3 to 8 mph.
Tuesday Night
Showers likely after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. High near 70. Chance of precipitation is 90%.
Wednesday Night
Rain showers before 2am, then rain and snow showers. Low around 34. Chance of precipitation is 90%.
Thursday
Snow showers, mainly before 8am. High near 35. Chance of precipitation is 80%.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A chance of rain and snow showers. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Penfield PA
 41.24°N 78.58°W (Elev. 1598 ft)
Last Update:
6:11 am EDT Mar 8, 2026
Forecast Valid:
6am EDT Mar 8, 2026-6pm EDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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