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.

Partly Cloudy

65°F

18°C

Humidity 63%
Wind Speed NW 14 G 24 mph
Barometer 30.07 in (1018.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Oct 3:56 pm EDT
Extended Forecast for

2 Miles NNE Hummelstown PA

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. North wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. North wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. North wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 37. North wind 6 to 9 mph.

    Low: 37 °F

    Clear

  • Friday

    Friday: Areas of frost before 7am. Otherwise, sunny, with a high near 64.

    High: 64 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 67. North wind 8 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 41. North wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 62. North wind 9 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Clear, with a low around 37. North wind 6 to 9 mph.
Friday
Areas of frost before 7am. Otherwise, sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Hummelstown PA
 40.3°N 76.69°W (Elev. 459 ft)
Last Update:
2:05 pm EDT Oct 14, 2025
Forecast Valid:
4pm EDT Oct 14, 2025-6pm EDT Oct 21, 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