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

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fair

9°F

-13°C

Humidity 61%
Wind Speed NW 12 mph
Barometer 30.15 in (1021.5 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 29 Jan 4:56 am EST
Extended Forecast for

Harrisburg International Airport PA

Cold Weather Advisory January 29, 07:00pm until January 30, 10:00am
Cold Weather Advisory January 29, 05:02am until January 29, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
...
  •  
    Cold Weather Advisory January 29, 05:02am until January 29, 10:00am

    NOW until 10:00am Thu

    Cold Weather Advisory

  • Today

    High: 19 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 1. Wind chill values as low as -10. West wind 7 to 9 mph.

    Low: 1 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 18. Wind chill values as low as -10. Northwest wind 6 to 8 mph.

    High: 18 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0. Wind chill values as low as -10. Northwest wind 3 to 6 mph.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 18. Northwest wind 6 to 10 mph.

    High: 18 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 23. Blustery.

    High: 23 °F

    Partly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 19. Wind chill values as low as -10. West wind 10 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 1. Wind chill values as low as -10. West wind 7 to 9 mph.
Friday
Sunny, with a high near 18. Wind chill values as low as -10. Northwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 0. Wind chill values as low as -10. Northwest wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 18. Northwest wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 23. Blustery.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly 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
 40.2°N 76.77°W (Elev. 299 ft)
Last Update:
2:01 am EST Jan 29, 2026
Forecast Valid:
5am EST Jan 29, 2026-6pm EST Feb 4, 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