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

69°F

21°C

Humidity 76%
Wind Speed Calm
Barometer 29.97 in (1014.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Apr 8:56 am EDT
Extended Forecast for

Harrisburg International Airport PA

  • Today

    Today: Sunny, with a high near 88. Southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 64. West wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 78. West wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 88. Southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 86. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 64. West wind 3 to 6 mph. Chance of precipitation is 20%.
Friday
A chance of showers. Partly sunny, with a high near 78. West wind 6 to 9 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 2am. Partly cloudy, with a low around 37. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 52. Breezy.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 64.
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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:
8:18 am EDT Apr 15, 2026
Forecast Valid:
9am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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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