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.

Fair

17°F

-8°C

Humidity 51%
Wind Speed NW 17 mph
Barometer 30.08 in (1019.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 2 Feb 1:56 am EST
Extended Forecast for

Harrisburg International Airport PA

  • Overnight

    Overnight: Mostly clear, with a low around 9. Wind chill values as low as zero. Northwest wind 11 to 13 mph, with gusts as high as 20 mph.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 29. Wind chill values as low as -5. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. West wind around 5 mph becoming calm in the evening.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Calm wind becoming west around 6 mph in the afternoon.

    High: 34 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 19. Light and variable wind. Chance of precipitation is 30%.

    Low: 19 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 9. Wind chill values as low as zero. Northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 29. Wind chill values as low as -5. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 12. West wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 34. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 19. Light and variable wind. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Mostly sunny, with a high near 26.
Thursday Night
Partly cloudy, with a low around 11.
Friday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 18. Blustery.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 22.
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:
2:16 am EST Feb 2, 2026
Forecast Valid:
2am EST Feb 2, 2026-6pm EST Feb 8, 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