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Major Winter Storm Impacting Central PA into Monday

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Hazardous Weather Conditions

Current conditions at

St Marys Municipal Airport (KOYM)

Lat: 41.41°NLon: 78.5°WElev: 1934ft.

Overcast

9°F

-13°C

Humidity 78%
Wind Speed E 13 G 21 mph
Barometer 30.08 in
Dewpoint 3°F (-16°C)
Visibility 0.25 mi
Wind Chill-7°F (-22°C)
Last update 25 Jan 10:35 am EST
Extended Forecast for

10 Miles NNW Cross Fork PA

Winter Storm Warning January 25, 10:51am until January 26, 01:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 10:51am until January 26, 01:00pm

    NOW until 1:00pm Mon

    Winter Storm Warning

  • Today

    High: 15 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 10. East wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 10 °F

    Snow then
    Chance Snow

  • Monday

    Monday: A chance of snow before 1pm. Mostly cloudy, with a high near 19. West wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 19 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -1. Wind chill values as low as -15. West wind around 10 mph, with gusts as high as 23 mph.

    Low: -1 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 12. Southwest wind 8 to 10 mph, with gusts as high as 24 mph.

    High: 12 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -1.

    Low: -1 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 14.

    High: 14 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -3.

    Low: -3 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow. The snow could be heavy at times. High near 15. Wind chill values as low as -5. East wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 10 to 14 inches possible.
Tonight
Snow, mainly before midnight. Low around 10. East wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday
A chance of snow before 1pm. Mostly cloudy, with a high near 19. West wind 6 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around -1. Wind chill values as low as -15. West wind around 10 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 12. Southwest wind 8 to 10 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around -1.
Wednesday
Partly sunny, with a high near 14.
Wednesday Night
Mostly cloudy, with a low around -3.
Thursday
Partly sunny, with a high near 13.
Thursday Night
Mostly cloudy, with a low around -3.
Friday
Partly sunny, with a high near 14.
Friday Night
Mostly cloudy, with a low around 1.
Saturday
Partly sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Cross Fork PA
 41.61°N 77.9°W (Elev. 1647 ft)
Last Update:
10:11 am EST Jan 25, 2026
Forecast Valid:
10am EST Jan 25, 2026-6pm EST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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