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

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

76°F

24°C

Humidity 74%
Wind Speed Calm
Barometer 30.09 in (1018.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 30 Aug 11:56 pm EDT
Extended Forecast for

Harrisburg PA

  • Overnight

    Overnight: A slight chance of showers before 3am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then becoming sunny and hot, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Some of the storms could be severe. Partly sunny and hot, with a high near 92. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    Showers then
    Severe
    Thunderstorms

  • Wednesday Night

    Wednesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 30%.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers before 3am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.
Monday
A slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 71. Calm wind.
Tuesday
Mostly cloudy through mid morning, then becoming sunny and hot, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 73. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Some of the storms could be severe. Partly sunny and hot, with a high near 92. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg PA
 40.28°N 76.87°W (Elev. 394 ft)
Last Update:
8:26 pm EDT Aug 30, 2026
Forecast Valid:
12am EDT Aug 31, 2026-6pm EDT Sep 6, 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