National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

27°F

-3°C

Humidity 74%
Wind Speed W 13 G 18 mph
Barometer 30.17 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 11 Jan 10:55 pm EST
Extended Forecast for

3 Miles WNW Weedville PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. West wind 13 to 15 mph, with gusts as high as 32 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 33. West wind 11 to 14 mph, with gusts as high as 29 mph.

    High: 33 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. West wind around 10 mph, with gusts as high as 22 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 34. Southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers. High near 39. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 70%.

    Low: 21 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.

    High: 26 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. West wind 13 to 15 mph, with gusts as high as 32 mph.
Monday
Mostly cloudy, with a high near 33. West wind 11 to 14 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 26. West wind around 10 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 40. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 34. Southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, possibly mixed with snow showers. High near 39. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow likely, becoming all snow after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 70%.
Thursday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Partly sunny, with a high near 29. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Partly sunny, with a high near 24. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Weedville PA
 41.28°N 78.57°W (Elev. 1821 ft)
Last Update:
10:06 pm EST Jan 11, 2026
Forecast Valid:
11pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation