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

Major Winter Storm Impacting Central PA into Monday

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Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Snow

12°F

-11°C

Humidity 87%
Wind Speed E 6 mph
Barometer 30.50 in (1033.5 mb)
Dewpoint 9°F (-13°C)
Visibility 0.50 mi
Wind Chill2°F (-17°C)
Last update 25 Jan 5:56 am EST
Extended Forecast for

Hallam PA

Winter Storm Warning January 25, 06:10am until January 26, 01:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 06:10am until January 26, 01:00pm

    NOW until 1:00pm Mon

    Winter Storm Warning

  • Today

    High: 23 °F

    Heavy Snow
    then
    Snow/Sleet

  • Tonight

    Tonight: Snow and sleet before 1am, then a slight chance of snow between 1am and 3am. Low around 18. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.

    Low: 18 °F

    Snow/Sleet
    then Chance
    Snow/Sleet

  • Monday

    Monday: Mostly sunny, with a high near 25. West wind 8 to 16 mph, with gusts as high as 29 mph.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 2. Wind chill values as low as -10. West wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 2 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 19. Southwest wind around 9 mph.

    High: 19 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 19.

    High: 19 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow before 2pm, then snow and sleet. The snow could be heavy at times. High near 23. East wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total daytime snow and sleet accumulation of 6 to 10 inches possible.
Tonight
Snow and sleet before 1am, then a slight chance of snow between 1am and 3am. Low around 18. Northeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow and sleet accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 25. West wind 8 to 16 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 2. Wind chill values as low as -10. West wind 11 to 15 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 19. Southwest wind around 9 mph.
Tuesday Night
Mostly clear, with a low around 3.
Wednesday
Mostly sunny, with a high near 19.
Wednesday Night
Mostly cloudy, with a low around 4.
Thursday
Mostly sunny, with a high near 17.
Thursday Night
Mostly clear, with a low around 3.
Friday
Mostly sunny, with a high near 17.
Friday Night
Partly cloudy, with a low around 6.
Saturday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hallam PA
 40.02°N 76.6°W (Elev. 522 ft)
Last Update:
6:06 am EST Jan 25, 2026
Forecast Valid:
6am EST Jan 25, 2026-6pm EST Jan 31, 2026
 
Forecast Discussion
 
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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