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.

Overcast

41°F

5°C

Humidity 76%
Wind Speed SE 8 mph
Barometer 30.18 in (1022.3 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 25 Nov 3:56 am EST
Extended Forecast for

2 Miles SE Hummelstown PA

  • Today

    Today: Rain, mainly after 1pm. High near 54. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Slight Chance
    Rain then
    Rain

  • Tonight

    Tonight: Rain before 3am, then a slight chance of rain after 4am. Low around 48. South wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Rain then
    Slight Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain, mainly after 1pm. Partly sunny, with a high near 65. Southwest wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. West wind around 16 mph, with gusts as high as 29 mph.

    Low: 35 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Partly sunny, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 36 mph.

    High: 40 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40. Breezy.

    High: 40 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly after 1pm. High near 54. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain before 3am, then a slight chance of rain after 4am. Low around 48. South wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain, mainly after 1pm. Partly sunny, with a high near 65. Southwest wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 35. West wind around 16 mph, with gusts as high as 29 mph.
Thanksgiving Day
Partly sunny, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 36 mph.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 40. Breezy.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Monday
A chance of rain. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Hummelstown PA
 40.23°N 76.67°W (Elev. 594 ft)
Last Update:
1:51 am EST Nov 25, 2025
Forecast Valid:
4am EST Nov 25, 2025-6pm EST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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