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.

Overcast

43°F

6°C

Humidity 76%
Wind Speed Calm
Barometer 29.93 in (1013.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 14 Nov 11:56 pm EST
Extended Forecast for

Harrisburg International Airport PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 58. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 52. Southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Rain Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 54. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 37 mph.

    High: 54 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. West wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. Calm wind.
Saturday
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 58. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 52. Southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 54. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 37 mph.
Sunday Night
Partly cloudy, with a low around 37. West wind 11 to 16 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 47.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Partly sunny, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 30%.
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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:
7:05 pm EST Nov 14, 2025
Forecast Valid:
12am EST Nov 15, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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