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 60%
Wind Speed W 20 G 30 mph
Barometer 29.85 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 11 Jan 12:35 pm EST
Extended Forecast for

2 Miles NE Penfield PA

  • This Afternoon

    This Afternoon: Snow showers, mainly after 2pm. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 33. West wind 13 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Tonight

    Tonight: Snow showers likely, mainly before 10pm. Areas of blowing snow between 8pm and 9pm. Mostly cloudy, with a low around 23. West wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 35. Southwest wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. West wind around 8 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. South wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers. High near 39. Chance of precipitation is 80%.

    High: 39 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 30%.

    High: 25 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
Snow showers, mainly after 2pm. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 33. West wind 13 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly before 10pm. Areas of blowing snow between 8pm and 9pm. Mostly cloudy, with a low around 23. West wind 13 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 35. Southwest wind 10 to 13 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 27. West wind around 8 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 41. South wind 6 to 9 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. High near 39. Chance of precipitation is 80%.
Wednesday Night
Rain and snow showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Thursday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
A chance of snow showers. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Partly sunny, with a high near 31. Chance of precipitation is 50%.
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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:
8:11 am EST Jan 11, 2026
Forecast Valid:
12pm EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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