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.

A Few Clouds

34°F

1°C

Humidity 97%
Wind Speed Calm
Barometer 30.03 in (1017.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 9 Mar 7:56 am EDT
Extended Forecast for

Harrisburg International Airport PA

  • Today

    Today: Sunny, with a high near 67. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Light south wind.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. Light south wind.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 2pm. Mostly cloudy, with a high near 48. Breezy. Chance of precipitation is 40%.

    High: 48 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 67. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 43. Light south wind.
Tuesday
Sunny, with a high near 73. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 53. Light south wind.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers before 2pm. Mostly cloudy, with a high near 48. Breezy. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 28.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Partly cloudy, with a low around 36. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A chance of showers. Cloudy, with a high near 54. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
Last Update:
8:05 am EDT Mar 9, 2026
Forecast Valid:
8am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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