Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast

66°F

19°C

Humidity 96%
Wind Speed Calm
Barometer 29.95 in (1014.0 mb)
Dewpoint 65°F (18°C)
Visibility 8.00 mi
Last update 27 May 6:56 am EDT
Extended Forecast for

2 Miles NNW Hummelstown PA

  • Today

    Today: Scattered showers and thunderstorms before 11am, then isolated showers between 11am and noon.  Cloudy, with a high near 81. Light southwest wind becoming west 5 to 9 mph in the morning.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 59. Northwest wind around 6 mph.

    Low: 59 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 76. North wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. North wind 5 to 9 mph becoming light northwest  after midnight.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms before 11am, then isolated showers between 11am and noon. Cloudy, with a high near 81. Light southwest wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 59. Northwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 76. North wind 7 to 14 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 52. North wind 5 to 9 mph becoming light northwest after midnight.
Friday
Sunny, with a high near 77. Calm wind becoming west 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Hummelstown PA
 40.28°N 76.72°W (Elev. 400 ft)
6:11 am EDT May 27, 2026
7am EDT May 27, 2026-6pm EDT Jun 2, 2026
 
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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