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.

Overcast

54°F

12°C

Humidity 82%
Wind Speed NW 6 mph
Barometer 30.19 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Oct 9:55 am EDT
Extended Forecast for

2 Miles NE Penfield PA

  • Today

    Today: A chance of showers, mainly before noon. Mostly cloudy early, then gradual clearing, with a high near 63. Northwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 3 to 6 mph.

    Low: 35 °F

    Clear then
    Areas Frost

  • Thursday

    Thursday: Areas of frost before 9am. Otherwise, sunny, with a high near 60. North wind 5 to 9 mph.

    High: 60 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 4am. Otherwise, clear, with a low around 29. North wind around 6 mph becoming calm in the evening.

    Low: 29 °F

    Clear then
    Frost

  • Friday

    Friday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 63 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 38. Chance of precipitation is 20%.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of showers, mainly before noon. Mostly cloudy early, then gradual clearing, with a high near 63. Northwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 3 to 6 mph.
Thursday
Areas of frost before 9am. Otherwise, sunny, with a high near 60. North wind 5 to 9 mph.
Thursday Night
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 29. North wind around 6 mph becoming calm in the evening.
Friday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 38. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 69.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Sunday Night
Showers. Low around 44. Chance of precipitation is 80%.
Monday
Showers likely. Partly sunny, with a high near 59. Chance of precipitation is 60%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Penfield PA
 41.24°N 78.58°W (Elev. 1598 ft)
Last Update:
10:01 am EDT Oct 15, 2025
Forecast Valid:
10am EDT Oct 15, 2025-6pm EDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation