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

2 Miles NNW Weedville PA

  • This Afternoon

    This Afternoon: A slight chance of snow. Cloudy, with a high near 31. Northwest wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A slight chance of snow showers before 2am, then flurries likely between 2am and 4am. Mostly cloudy, with a low around 12. Northwest wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 12 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Wind chill values as low as zero. West wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow. Low around 22. Calm wind becoming southwest 5 to 8 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 22 °F

    Snow Likely
    then Snow

  • Wednesday

    Wednesday: A chance of snow before 4pm, then a slight chance of rain. Mostly cloudy, with a high near 40. Southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 50%.

    High: 37 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of snow. Cloudy, with a high near 31. Northwest wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow showers before 2am, then flurries likely between 2am and 4am. Mostly cloudy, with a low around 12. Northwest wind around 9 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 30. Wind chill values as low as zero. West wind 6 to 8 mph, with gusts as high as 20 mph.
Tuesday Night
Snow. Low around 22. Calm wind becoming southwest 5 to 8 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A chance of snow before 4pm, then a slight chance of rain. Mostly cloudy, with a high near 40. Southwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
A chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 50%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 36.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Weedville PA
 41.3°N 78.51°W (Elev. 1306 ft)
Last Update:
1:21 pm EST Feb 23, 2026
Forecast Valid:
2pm EST Feb 23, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation