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Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

23°F

-5°C

Humidity 86%
Wind Speed W 8 mph
Barometer 30.08 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 3 Feb 7:15 am EST
Extended Forecast for

6 Miles ESE Sinnamahoning PA

  • Today

    Today: A chance of light snow before 11am, then occasional flurries between 11am and noon.  Cloudy, with a high near 26. West wind around 7 mph.  Chance of precipitation is 30%.

    High: 26 °F

    Chance Light
    Snow then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 6. Wind chill values as low as zero. Northwest wind around 7 mph.

    Low: 6 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25. Wind chill values as low as -5. Northwest wind around 6 mph.

    High: 25 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 5. Wind chill values as low as -5. Northwest wind around 6 mph.

    Low: 5 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Northwest wind around 7 mph.

    High: 24 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Friday

    Friday: Snow.  High near 28. Chance of precipitation is 80%.

    High: 28 °F

    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of light snow before 11am, then occasional flurries between 11am and noon. Cloudy, with a high near 26. West wind around 7 mph. Chance of precipitation is 30%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 6. Wind chill values as low as zero. Northwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 25. Wind chill values as low as -5. Northwest wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 5. Wind chill values as low as -5. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 24. Northwest wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
Snow. High near 28. Chance of precipitation is 80%.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
Mostly sunny, with a high near 13.
Saturday Night
Partly cloudy, with a low around 1.
Sunday
Mostly sunny, with a high near 16.
Sunday Night
Partly cloudy, with a low around -2.
Monday
Sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Sinnamahoning PA
 41.35°N 77.94°W (Elev. 1998 ft)
7:16 am EST Feb 3, 2026
7am EST Feb 3, 2026-6pm EST Feb 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database