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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 12 G 18 mph
Barometer 30.18 in
Dewpoint 3°F (-16°C)
Visibility 0.25 mi
Wind Chill-6°F (-21°C)
Last update 25 Jan 8:15 am EST
Extended Forecast for

6 Miles WSW Cross Fork PA

Winter Storm Warning January 25, 08:27am until January 26, 01:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 08:27am until January 26, 01:00pm

    NOW until 1:00pm Mon

    Winter Storm Warning

  • Today

    High: 17 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 12. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 12 °F

    Snow then
    Chance Snow

  • Monday

    Monday: A chance of snow before 1pm. Partly sunny, with a high near 21. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 21 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 0. Wind chill values as low as -10. West wind around 6 mph, with gusts as high as 22 mph.

    Low: 0 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 14. Southwest wind 6 to 9 mph, with gusts as high as 23 mph.

    High: 14 °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 17.

    High: 17 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow. The snow could be heavy at times. High near 17. Wind chill values as low as zero. Southeast wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 9 to 13 inches possible.
Tonight
Snow, mainly before midnight. Low around 12. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 21. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 0. Wind chill values as low as -10. West wind around 6 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 14. Southwest wind 6 to 9 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 1.
Wednesday
Partly sunny, with a high near 17.
Wednesday Night
Mostly cloudy, with a low around -2.
Thursday
Partly sunny, with a high near 16.
Thursday Night
Mostly cloudy, with a low around -2.
Friday
Partly sunny, with a high near 17.
Friday Night
Mostly cloudy, with a low around 2.
Saturday
Partly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Cross Fork PA
 41.44°N 77.93°W (Elev. 1411 ft)
Last Update:
7:19 am EST Jan 25, 2026
Forecast Valid:
8am 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