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

Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

34°F

1°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 29.37 in
Dewpoint 34°F (1°C)
Visibility 3.00 mi
Wind Chill29°F (-2°C)
Last update 14 Jan 10:55 pm EST
Extended Forecast for

3 Miles WNW Weedville PA

  • Tonight

    Tonight: Snow showers, possibly mixed with rain, becoming all snow after midnight. Low around 16. West wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.

    Low: 16 °F

    Rain/Snow

  • Thursday

    Thursday: Snow showers likely, mainly between 4pm and 5pm. Mostly cloudy, with a high near 19. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 19 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 13. Wind chill values as low as zero. West wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 13 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow showers likely, mainly after 1pm. Partly sunny, with a high near 29. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 29 °F

    Slight Chance
    Snow Showers
    then Snow
    Showers
    Likely

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 24. Southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 24 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers. High near 32. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.

    Low: 9 °F

    Chance Snow
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers, possibly mixed with rain, becoming all snow after midnight. Low around 16. West wind 8 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Thursday
Snow showers likely, mainly between 4pm and 5pm. Mostly cloudy, with a high near 19. Wind chill values as low as zero. West wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A chance of snow showers, mainly before 7pm. Mostly cloudy, with a low around 13. Wind chill values as low as zero. West wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Friday
Snow showers likely, mainly after 1pm. Partly sunny, with a high near 29. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday
Snow showers. High near 32. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 9. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 16.
Sunday Night
Mostly cloudy, with a low around 8.
M.L.King Day
A chance of snow showers after 1pm. Mostly cloudy, with a high near 17. Chance of precipitation is 40%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 3. Chance of precipitation is 30%.
Tuesday
A chance of snow showers. Partly sunny, with a high near 11. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 4.
Wednesday
Partly sunny, with a high near 20.
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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:
10:46 pm EST Jan 14, 2026
Forecast Valid:
11pm EST Jan 14, 2026-6pm EST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation