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
3 Miles WNW Weedville PA
Wind Advisory until March 16, 11:00am
NOW until 11:00am Mon
Wind Advisory
Tonight
Low: 45 °F
Slight Chance
Showers then
Chance
ShowersMonday
High: 59 °F⇓
Severe
ThunderstormsMonday Night
Low: 18 °F
Rain/Snow
Likely then
Snow Showers
LikelyTuesday

High: 25 °F
Chance Snow
ShowersTuesday Night

Low: 16 °F
Mostly Cloudy
Wednesday

High: 34 °F
Partly Sunny
Wednesday Night

Low: 25 °F
Mostly Cloudy
Thursday

High: 43 °F
Mostly Cloudy
Detailed Forecast
Tonight
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 45. Southeast wind 15 to 17 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers and possibly a thunderstorm. Some of the storms could be severe. Temperature rising to near 59 by 11am, then falling to around 44 during the remainder of the day. South wind around 14 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain and snow showers likely, becoming all snow after 11pm. Mostly cloudy, with a low around 18. West wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
A chance of snow showers, mainly before 2pm. Mostly cloudy, with a high near 25. West wind 16 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 16. West wind 7 to 11 mph, with gusts as high as 24 mph.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Mostly cloudy, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 46.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles WNW Weedville PA
41.28°N 78.57°W (Elev. 1821 ft)
41.28°N 78.57°W (Elev. 1821 ft)
3:06 pm EDT Mar 15, 2026
8pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026



