National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast

35°F

2°C

Humidity 72%
Wind Speed Calm
Barometer 29.91 in (1013.3 mb)
Dewpoint 27°F (-3°C)
Visibility 9.00 mi
Last update 6 Dec 3:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.

    High: 40 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. Light and variable wind becoming northwest 5 to 10 mph in the evening.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 30. North wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. Light and variable wind.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 22. Light and variable wind becoming northwest 5 to 10 mph in the evening.
Monday
Mostly sunny, with a high near 30. North wind 8 to 11 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 11. Light and variable wind.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 40%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 42.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 38.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 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
 40.22°N 76.76°W (Elev. 446 ft)
Last Update:
4:20 pm EST Dec 6, 2025
Forecast Valid:
4pm EST Dec 6, 2025-6pm EST Dec 13, 2025
 
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