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

80°F

27°C

Humidity 54%
Wind Speed SW 5 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 15 Apr 11:56 am EDT
Extended Forecast for

Harrisburg International Airport PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. Southwest wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Southwest wind 3 to 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Light south wind becoming southwest 6 to 11 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 64. West wind around 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 7 to 10 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 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 87. Southwest wind 8 to 13 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 64. Southwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 86. Light south wind becoming southwest 6 to 11 mph in the morning.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 64. West wind around 6 mph. Chance of precipitation is 20%.
Friday
A chance of showers. Partly sunny, with a high near 78. West wind 7 to 10 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 53. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 2am. Partly cloudy, with a low around 36. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 53. Breezy.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 63.
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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:
12:31 pm EDT Apr 15, 2026
Forecast Valid:
12pm 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