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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for portions of the central and southern High Plains. Read More >

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Partly Cloudy

57°F

14°C

Humidity 29%
Wind Speed SW 5 mph
Barometer 30.17 in (1022.0 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 21 Apr 4:56 pm EDT
Extended Forecast for

Mount Wolf PA

  • Tonight

    Tonight: Increasing clouds, with a low around 46. South wind 7 to 10 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of showers before 10am, then a slight chance of showers after 4pm. Partly sunny, with a high near 69. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 70%.

    High: 52 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 46. South wind 7 to 10 mph.
Wednesday
A chance of showers before 10am, then a slight chance of showers after 4pm. Partly sunny, with a high near 69. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 49. Calm wind.
Thursday
Sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 50. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
Showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 70%.
Saturday Night
Showers likely, mainly before 2am. Cloudy, with a low around 43. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 66.
Monday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Tuesday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Wolf PA
 40.06°N 76.71°W (Elev. 446 ft)
Last Update:
2:56 pm EDT Apr 21, 2026
Forecast Valid:
5pm EDT Apr 21, 2026-6pm EDT Apr 28, 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