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Hazardous Weather Conditions
Current conditions at
St Marys Municipal Airport (KOYM)
Lat: 41.41°NLon: 78.5°WElev: 1934ft.
Overcast
5°F
-15°C
| Humidity | 85% |
| Wind Speed | W 6 mph |
| Barometer | 30.07 in |
| Dewpoint | 1°F (-17°C) |
| Visibility | 7.00 mi |
| Wind Chill | -6°F (-21°C) |
| Last update | 28 Jan 7:55 am EST |
Extended Forecast for
6 Miles ESE Sinnamahoning PA
Cold Weather Advisory January 29, 01:00am until January 29, 10:00am
Cold Weather Advisory January 28, 08:14am until January 28, 10:00am
NOW until 10:00am Wed

Cold Weather Advisory
Today

High: 12 °F
Slight Chance
Snow ShowersTonight

Low: 0 °F
Flurries
Thursday

High: 14 °F
Slight Chance
Snow ShowersThursday Night

Low: -5 °F
Partly Cloudy
Friday

High: 13 °F
Mostly Sunny
Friday Night

Low: -8 °F
Partly Cloudy
Saturday

High: 15 °F
Partly Sunny
Saturday Night

Low: 3 °F
Partly Cloudy
Detailed Forecast
Today
Flurries before noon, then a slight chance of snow showers after noon. Mostly cloudy, with a high near 12. Wind chill values as low as -10. West wind 8 to 10 mph. Chance of precipitation is 20%.
Tonight
Flurries. Mostly cloudy, with a low around 0. Wind chill values as low as -15. West wind around 9 mph.
Thursday
Flurries before 1pm, then a slight chance of snow showers after 1pm. Partly sunny, with a high near 14. Wind chill values as low as -15. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around -5. Wind chill values as low as -20. West wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 13. Northwest wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around -8.
Saturday
Partly sunny, with a high near 15.
Saturday Night
Partly cloudy, with a low around 3.
Sunday
Mostly sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 26.
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)
7:11 am EST Jan 28, 2026
8am EST Jan 28, 2026-6pm EST Feb 3, 2026



