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Hazardous Weather Conditions
Current conditions at
St Marys Municipal Airport (KOYM)
Lat: 41.41°NLon: 78.5°WElev: 1934ft.
Mostly Cloudy
7°F
-14°C
| Humidity | 72% |
| Wind Speed | SW 12 G 17 mph |
| Barometer | 30.25 in |
| Dewpoint | 0°F (-18°C) |
| Visibility | 10.00 mi |
| Wind Chill | -9°F (-23°C) |
| Last update | 20 Jan 10:15 am EST |
Extended Forecast for
6 Miles WNW Driftwood PA
Winter Storm Watch January 21, 12:00pm until January 22, 10:00am
Cold Weather Advisory January 20, 10:19am until January 20, 12:00pm
NOW until 12:00pm Tue
Cold Weather Advisory
Today
High: 17 °F
Partly Sunny
Tonight
Low: 9 °F
Mostly Clear
Wednesday
High: 36 °F
Partly Sunny
then Snow
Showers
LikelyWednesday Night
Low: 27 °F
Rain/Snow
LikelyThursday
High: 35 °F
Partly Sunny
Thursday Night
Low: 12 °F
Partly Cloudy
Friday
High: 21 °F
Partly Sunny
Friday Night
Low: 0 °F
Mostly Cloudy
Detailed Forecast
Today
Partly sunny, with a high near 17. Wind chill values as low as -5. West wind 8 to 10 mph, with gusts as high as 24 mph.
Tonight
Mostly clear, with a low around 9. West wind around 5 mph becoming calm in the evening.
Wednesday
Snow showers likely after 1pm. Increasing clouds, with a high near 36. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers likely before 10pm, then snow showers likely, possibly mixed with rain between 10pm and 1am, then a chance of snow showers after 1am. Mostly cloudy, with a low around 27. Southwest wind 6 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday
Partly sunny, with a high near 35. West wind 7 to 11 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 12.
Friday
Partly sunny, with a high near 21.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
Partly sunny, with a high near 14.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 4. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 4. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 21.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
6 Miles WNW Driftwood PA
41.36°N 78.23°W (Elev. 925 ft)
41.36°N 78.23°W (Elev. 925 ft)
7:06 am EST Jan 20, 2026
10am EST Jan 20, 2026-6pm EST Jan 26, 2026
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