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.

Fair

80°F

27°C

Humidity 51%
Wind Speed Vrbl 7 mph
Barometer 30.27 in (1025.0 mb)
Dewpoint 60°F (16°C)
Visibility 8.00 mi
Heat Index81°F (27°C)
Last update 7 Aug 4:56 pm EDT
Extended Forecast for

3 Miles SW Duncannon PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 59. Southeast wind 3 to 6 mph.

    Low: 59 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Light southeast wind.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Light southeast wind.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Light south wind.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 59. Southeast wind 3 to 6 mph.
Friday
Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. Light southeast wind.
Saturday
Sunny, with a high near 82. Light southeast wind.
Saturday Night
Mostly clear, with a low around 59. Light south wind.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Duncannon PA
 40.36°N 77.06°W (Elev. 889 ft)
Last Update:
3:17 pm EDT Aug 7, 2025
Forecast Valid:
5pm EDT Aug 7, 2025-6pm EDT Aug 14, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation