Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Thunderstorm Light Rain

75°F

24°C

Humidity 90%
Wind Speed SE 6 mph
Barometer 29.91 in (1012.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 30 Jun 10:56 pm EDT
Extended Forecast for

Harrisburg International Airport PA

Flash Flood Warning June 30, 11:50pm until July 1, 12:30am
Click here for hazard details and duration
Flash Flood Warning
  •  
    Flash Flood Warning June 30, 11:50pm until July 1, 12:30am

    NOW until 12:30am Tue

    Flash Flood Warning

  • Tonight

    Low: 73 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm.  High near 86. Southwest wind 6 to 8 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 86 °F

    Slight Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall.  Low around 71. Light west wind.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Heavy Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 85. Northwest wind around 5 mph.

    High: 85 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then a chance of showers between 2am and 3am. Mostly cloudy, with a low around 73. South wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. High near 86. Southwest wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 71. Light west wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Partly sunny, with a high near 85. Northwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 68. Calm wind.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 65.
Independence Day
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 73.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg International Airport PA
 40.2°N 76.77°W (Elev. 299 ft)
11:36 pm EDT Jun 30, 2025
11pm EDT Jun 30, 2025-6pm EDT Jul 7, 2025
 
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Additional Resources

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