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Hazardous Weather Conditions
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
Saint Marys PA
Cold Weather Advisory February 9, 06:41am until February 9, 09:00am
NOW until 9:00am Mon

Cold Weather Advisory
Today

High: 27 °F
Mostly Sunny
Tonight

Low: 14 °F
Mostly Cloudy
Tuesday

High: 40 °F
Slight Chance
Rain/SnowTuesday Night

Low: 23 °F
Slight Chance
Snow ShowersWednesday

High: 28 °F
Slight Chance
Snow ShowersWednesday Night

Low: 17 °F
Slight Chance
Snow ShowersThursday

High: 26 °F
Mostly Cloudy
Thursday Night

Low: 11 °F
Mostly Cloudy
Detailed Forecast
Today
Mostly sunny, with a high near 27. Wind chill values as low as -15. Calm wind.
Tonight
Mostly cloudy, with a low around 14. Calm wind.
Tuesday
A slight chance of snow showers before 10am, then a slight chance of rain and snow showers between 10am and 1pm, then a slight chance of rain showers after 1pm. Mostly cloudy, with a high near 40. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow showers. Cloudy, with a low around 23. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of snow showers. Mostly cloudy, with a high near 28. West wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Mostly sunny, with a high near 29.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Marys PA
41.44°N 78.57°W (Elev. 1795 ft)
41.44°N 78.57°W (Elev. 1795 ft)
2:06 am EST Feb 9, 2026
6am EST Feb 9, 2026-6pm EST Feb 15, 2026



