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.

Mostly Cloudy

32°F

0°C

Humidity 41%
Wind Speed NW 20 G 39 mph
Barometer 29.81 in (1009.8 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 30 Dec 12:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

Wind Advisory December 30, 01:30pm until December 30, 04:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 30, 01:30pm until December 30, 04:00pm

    NOW until 4:00pm Tue

    Wind Advisory

  • This Afternoon

    High: 31 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 24. West wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34. West wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 34 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 23. Southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow
    Showers

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 29. West wind around 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 31. Breezy, with a west wind around 21 mph, with gusts as high as 37 mph.
Tonight
Increasing clouds, with a low around 24. West wind 10 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, with a high near 34. West wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of snow showers, mainly between 7pm and 1am. Mostly cloudy, with a low around 23. Southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
New Year's Day
Mostly sunny, with a high near 29. West wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Mostly cloudy, with a high near 35.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Partly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly cloudy, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.22°N 76.76°W (Elev. 446 ft)
Last Update:
1:16 pm EST Dec 30, 2025
Forecast Valid:
1pm EST Dec 30, 2025-6pm EST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation