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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fair

49°F

9°C

Humidity 71%
Wind Speed NW 5 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 10 Nov 9:56 pm EST
Extended Forecast for

2 Miles NNW Hummelstown PA

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind around 5 mph becoming calm after midnight.

    Low: 40 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 65. Calm wind becoming southwest around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers before midnight, then a chance of showers after 1am. Cloudy, with a low around 45. Southeast wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 59. East wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 36. Northwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 1pm. Partly sunny, with a high near 49. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. West wind around 5 mph becoming calm after midnight.
Veterans Day
Mostly sunny, with a high near 65. Calm wind becoming southwest around 5 mph.
Wednesday Night
A chance of showers before midnight, then a chance of showers after 1am. Cloudy, with a low around 45. Southeast wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely. Mostly cloudy, with a high near 59. East wind 5 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 36. Northwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 49. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Hummelstown PA
 40.28°N 76.72°W (Elev. 400 ft)
Last Update:
9:06 pm EST Nov 10, 2026
Forecast Valid:
10pm EST Nov 10, 2026-6pm EST Nov 17, 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