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Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

21°F

-6°C

Humidity 86%
Wind Speed W 5 mph
Barometer 30.14 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 13 Feb 2:15 am EST
Extended Forecast for

3 Miles NW Sinnamahoning PA

  • Overnight

    Overnight: A slight chance of snow showers before 3am, then a chance of flurries after 3am. Cloudy, with a low around 14. Northwest wind around 8 mph. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 29. West wind around 8 mph.

    High: 29 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow between 10pm and 4am. Increasing clouds, with a low around 22. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 38 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 22. West wind around 6 mph becoming light and variable in the evening.

    Low: 22 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow after 1pm. Partly sunny, with a high near 41. Chance of precipitation is 20%.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow showers before 3am, then a chance of flurries after 3am. Cloudy, with a low around 14. Northwest wind around 8 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 29. West wind around 8 mph.
Friday Night
A slight chance of snow between 10pm and 4am. Increasing clouds, with a low around 22. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 22. West wind around 6 mph becoming light and variable in the evening.
Sunday
A slight chance of snow after 1pm. Partly sunny, with a high near 41. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 28.
Washington's Birthday
Partly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Rain likely. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Thursday
A chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Sinnamahoning PA
 41.41°N 78.11°W (Elev. 2169 ft)
Last Update:
1:26 am EST Feb 13, 2026
Forecast Valid:
2am EST Feb 13, 2026-6pm EST Feb 19, 2026
 
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Additional Resources

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Chance of Precipitation