Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

A Few Clouds

28°F

-2°C

Humidity 81%
Wind Speed N 5 mph
Barometer 30.06 in (1018.2 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 4 Dec 3:56 am EST
Extended Forecast for

Harrisburg International Airport PA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 38. West wind 5 to 14 mph, with gusts as high as 30 mph.

    High: 38 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 14. Northwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 14 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of snow before 1pm.  Mostly cloudy, with a high near 30. Calm wind becoming southeast 5 to 7 mph in the morning.  Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 38. West wind 5 to 14 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 14. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Friday
A slight chance of snow before 1pm. Mostly cloudy, with a high near 30. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 22. Calm wind.
Saturday
Partly sunny, with a high near 39. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Mostly cloudy, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
3:56 am EST Dec 4, 2025
4am EST Dec 4, 2025-6pm EST Dec 10, 2025
 
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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