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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Mostly Cloudy

55°F

13°C

Humidity 51%
Wind Speed NW 18 G 33 mph
Barometer 29.90 in (1012.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 9 Nov 9:56 am EST
Extended Forecast for

Harrisburg International Airport PA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 60. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 37 mph.

    High: 60 °F

    Decreasing
    Clouds and
    Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 40. West wind 6 to 11 mph.

    Low: 40 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 67. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 67 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. West wind 5 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 65. West wind around 5 mph becoming calm in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 20%.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain, mainly after 1pm. High near 59. Chance of precipitation is 90%.

    High: 59 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Showers. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

    High: 51 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 60. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 37 mph.
Tonight
Increasing clouds, with a low around 40. West wind 6 to 11 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 67. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind 5 to 8 mph.
Veterans Day
Mostly sunny, with a high near 65. West wind around 5 mph becoming calm in the afternoon.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 20%.
Thursday
Rain, mainly after 1pm. High near 59. Chance of precipitation is 90%.
Thursday Night
Showers. Low around 41. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
Last Update:
7:21 am EST Nov 9, 2026
Forecast Valid:
10am EST Nov 9, 2026-6pm EST Nov 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation