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.

Partly Cloudy

30°F

-1°C

Humidity 49%
Wind Speed NW 18 G 35 mph
Barometer 29.78 in (1008.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 11 Dec 8:56 am EST
Extended Forecast for

2 Miles SE Hummelstown PA

  • Today

    Today: Partly sunny, with a high near 32. West wind 16 to 18 mph, with gusts as high as 36 mph.

    High: 32 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. West wind 8 to 14 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 36. West wind 6 to 8 mph.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 40. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 40 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 1am. Cloudy, with a low around 23. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 32. West wind 16 to 18 mph, with gusts as high as 36 mph.
Tonight
Partly cloudy, with a low around 24. West wind 8 to 14 mph, with gusts as high as 28 mph.
Friday
Partly sunny, with a high near 36. West wind 6 to 8 mph.
Friday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 40. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Snow showers likely, mainly after 1am. Cloudy, with a low around 23. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Hummelstown PA
 40.26°N 76.7°W (Elev. 427 ft)
Last Update:
9:54 am EST Dec 11, 2025
Forecast Valid:
9am EST Dec 11, 2025-6pm EST Dec 17, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation