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

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fog/Mist

26°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 30.08 in (1019.2 mb)
Dewpoint 25°F (-4°C)
Visibility 6.00 mi
Last update 17 Jan 7:56 pm EST
Extended Forecast for

Mount Wolf PA

Winter Weather Advisory January 18, 03:00am until January 18, 03:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A chance of snow showers between 3am and 5am, then a chance of snow after 5am. Increasing clouds, with a low around 28. Calm wind. Chance of precipitation is 30%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow, mainly before noon. Cloudy, with a high near 33. Northwest wind 3 to 8 mph. Chance of precipitation is 40%.

    High: 33 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17. West wind around 5 mph.

    Low: 17 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 34. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 34 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. West wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of snow showers between 3am and 5am, then a chance of snow after 5am. Increasing clouds, with a low around 28. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of snow, mainly before noon. Cloudy, with a high near 33. Northwest wind 3 to 8 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 17. West wind around 5 mph.
M.L.King Day
Mostly sunny, with a high near 34. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Partly cloudy, with a low around 11. West wind 9 to 11 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 22.
Tuesday Night
Mostly clear, with a low around 9.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Wolf PA
 40.06°N 76.71°W (Elev. 446 ft)
Last Update:
7:53 pm EST Jan 17, 2026
Forecast Valid:
8pm EST Jan 17, 2026-6pm EST Jan 24, 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