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

55°F

13°C

Humidity 87%
Wind Speed W 9 mph
Barometer 29.40 in (995.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 12 Nov 3:56 pm EST
Extended Forecast for

2 Miles NW Hummelstown PA

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 55. Northwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly after 3am. Cloudy, with a low around 38. Northwest wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 11am. Cloudy, with a high near 43. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain Likely
    then Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 10pm. Mostly cloudy, with a low around 33. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 47. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 47 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 55. Northwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly after 3am. Cloudy, with a low around 38. Northwest wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly before 11am. Cloudy, with a high near 43. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 33. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 47. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 55.
Tuesday Night
Clear, with a low around 29.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Clear, with a low around 31.
Thursday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Hummelstown PA
 40.28°N 76.72°W (Elev. 400 ft)
Last Update:
2:16 pm EST Nov 12, 2026
Forecast Valid:
4pm EST Nov 12, 2026-6pm EST Nov 19, 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