National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines
Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Overcast

34°F

1°C

Humidity 59%
Wind Speed Calm
Barometer 29.73 in (1007.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 10 Feb 11:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 28. Northwest wind 6 to 9 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 38. Northwest wind 10 to 16 mph, with gusts as high as 30 mph.

    High: 38 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind 13 to 15 mph, with gusts as high as 24 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. Northwest wind 8 to 10 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 28. Northwest wind 6 to 9 mph.
Wednesday
Partly sunny, with a high near 38. Northwest wind 10 to 16 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind 13 to 15 mph, with gusts as high as 24 mph.
Thursday
Partly sunny, with a high near 34. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 18. Northwest wind 8 to 10 mph.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
Sunday Night
A chance of rain or freezing rain. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Washington's Birthday
Mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 47.
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:
11:51 pm EST Feb 10, 2026
Forecast Valid:
12am EST Feb 11, 2026-6pm EST Feb 17, 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