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 E Sinnamahoning PA
Wind Advisory until March 14, 11:00am
NOW until 11:00am Sat

Wind Advisory
This Afternoon

High: 44 °F
Rain/Snow
LikelyTonight
Low: 28 °F
Rain/Snow
then Mostly
CloudySaturday

High: 40 °F
Becoming
SunnySaturday Night
Low: 29 °F
Partly Cloudy
then Slight
Chance Snow
ShowersSunday

High: 50 °F
Mostly Cloudy
Sunday Night
Low: 44 °F
Slight Chance
Showers then
Showers
LikelyMonday

High: 61 °F
Showers
Monday Night

Low: 19 °F
Snow Showers
Likely
Detailed Forecast
This Afternoon
Snow showers likely before 4pm, then rain and snow showers likely. Mostly cloudy, with a high near 44. South wind around 15 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Rain showers before 9pm, then a chance of snow showers between 9pm and 10pm. Low around 28. West wind 14 to 16 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 40. West wind 10 to 13 mph, with gusts as high as 39 mph.
Saturday Night
A slight chance of snow showers after 2am. Increasing clouds, with a low around 29. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 50. Southeast wind 8 to 14 mph, with gusts as high as 32 mph.
Sunday Night
Showers likely, mainly after 2am. Cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers. High near 61. Chance of precipitation is 100%.
Monday Night
Snow showers likely before 2am. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 44.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles E Sinnamahoning PA
41.38°N 78°W (Elev. 1988 ft)
41.38°N 78°W (Elev. 1988 ft)
2:20 pm EDT Mar 13, 2026
2pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026



