Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast

34°F

1°C

Humidity 89%
Wind Speed NW 13 mph
Barometer 29.74 in (1007.4 mb)
Dewpoint 31°F (-1°C)
Visibility 9.00 mi
Wind Chill25°F (-4°C)
Last update 2 Dec 3:56 pm EST
Extended Forecast for

2 Miles W Mount Gretna PA

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 37. Northwest wind 5 to 8 mph.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind 3 to 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36. West wind 8 to 16 mph, with gusts as high as 30 mph.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Northwest wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 23 mph.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow after 1pm.  Partly sunny, with a high near 30. Chance of precipitation is 20%.

    High: 30 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am.  Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 37. Northwest wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 36. West wind 8 to 16 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 14. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 23 mph.
Friday
A slight chance of snow after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 20%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 36.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Mostly cloudy, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mount Gretna PA
 40.24°N 76.5°W (Elev. 673 ft)
3:16 pm EST Dec 2, 2025
4pm EST Dec 2, 2025-6pm EST Dec 9, 2025
 
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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