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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
4 Miles NW Sinnamahoning PA
This Afternoon

High: 27 °F
Partly Sunny
Tonight

Low: 15 °F
Mostly Cloudy
Tuesday
High: 40 °F
Cloudy then
Chance
Rain/SnowTuesday Night
Low: 26 °F
Chance
Rain/Snow
then Chance
SnowWednesday

High: 31 °F
Slight Chance
SnowWednesday Night

Low: 20 °F
Slight Chance
SnowThursday

High: 27 °F
Mostly Cloudy
Thursday Night

Low: 14 °F
Mostly Cloudy
Friday

High: 30 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Partly sunny, with a high near 27. Calm wind.
Tonight
Mostly cloudy, with a low around 15. Light southeast wind.
Tuesday
A slight chance of rain and snow between 1pm and 3pm, then a chance of rain. Mostly cloudy, with a high near 40. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of rain before 7pm, then a chance of rain and snow between 7pm and 10pm, then a chance of snow after 10pm. Cloudy, with a low around 26. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of snow. Mostly cloudy, with a high near 31. West wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 27.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Mostly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Snow likely. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles NW Sinnamahoning PA
41.44°N 78.1°W (Elev. 1818 ft)
41.44°N 78.1°W (Elev. 1818 ft)
1:05 pm EST Feb 9, 2026
2pm EST Feb 9, 2026-6pm EST Feb 15, 2026


