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

29°F

-2°C

Humidity 61%
Wind Speed NW 8 mph
Barometer 30.19 in (1022.7 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 4 Feb 4:56 am EST
Extended Forecast for

Harrisburg International Airport PA

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 29. North wind 3 to 6 mph.

    High: 29 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 9. Calm wind.

    Low: 9 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 29. Calm wind becoming northwest around 6 mph.

    High: 29 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow after 1pm. Mostly cloudy, with a high near 30. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A slight chance of snow before 10pm, then a slight chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.

    Low: 13 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Sunny, with a high near 21. Blustery.

    High: 21 °F

    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 29. North wind 3 to 6 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 9. Calm wind.
Thursday
Sunny, with a high near 29. Calm wind becoming northwest around 6 mph.
Thursday Night
Mostly cloudy, with a low around 10. Calm wind.
Friday
A chance of snow after 1pm. Mostly cloudy, with a high near 30. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of snow before 10pm, then a slight chance of snow showers between 10pm and 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 21. Blustery.
Saturday Night
Mostly clear, with a low around 5.
Sunday
Mostly sunny, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Mostly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 34.
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:
4:57 am EST Feb 4, 2026
Forecast Valid:
5am EST Feb 4, 2026-6pm EST Feb 10, 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