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Hazardous Weather Conditions
Current conditions at
St Marys Municipal Airport (KOYM)
Lat: 41.41°NLon: 78.5°WElev: 1934ft.
Overcast
39°F
4°C
| Humidity | 93% |
| Wind Speed | SE 7 mph |
| Barometer | 29.80 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 7.00 mi |
| Wind Chill | 34°F (1°C) |
| Last update | 10 Jan 6:35 pm EST |
Extended Forecast for
6 Miles ESE Sinnamahoning PA
Tonight
Low: 28 °F
Rain then
Mostly CloudySunday

High: 33 °F
Chance Snow
ShowersSunday Night
Low: 25 °F
Breezy.
Slight Chance
Snow Showers
then Mostly
CloudyMonday

High: 34 °F
Mostly Sunny
Monday Night

Low: 28 °F
Mostly Cloudy
Tuesday

High: 41 °F
Partly Sunny
Tuesday Night
Low: 35 °F
Mostly Cloudy
then Chance
RainWednesday
High: 40 °F
Chance Rain
then
Rain/Snow
LikelyWednesday Night

Low: 19 °F
Chance Snow
Detailed Forecast
Tonight
Rain, mainly before 11pm. Low around 28. Southeast wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A chance of snow showers, mainly after 11am. Increasing clouds, with a high near 33. West wind 11 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of snow showers before 10pm. Mostly cloudy, with a low around 25. Breezy, with a west wind 17 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 34. West wind around 14 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 28. West wind 9 to 15 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
A chance of rain before 1pm, then rain and snow likely. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
Partly cloudy, with a low around 16.
Friday
A chance of snow showers. Partly sunny, with a high near 29. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 31. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
6 Miles ESE Sinnamahoning PA
41.35°N 77.94°W (Elev. 1998 ft)
41.35°N 77.94°W (Elev. 1998 ft)
5:06 pm EST Jan 10, 2026
6pm EST Jan 10, 2026-6pm EST Jan 17, 2026



