Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

80°F

27°C

Humidity 35%
Wind Speed Vrbl 5 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 3 Aug 5:56 pm EDT
Extended Forecast for

Duncannon PA

  • Tonight

    Tonight: Clear, with a low around 56. Calm wind.

    Low: 56 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 87. Light north wind.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 2pm.  Mostly cloudy, with a high near 82. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm.  Partly sunny, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 56. Calm wind.
Monday
Sunny, with a high near 87. Light north wind.
Monday Night
Partly cloudy, with a low around 61. Calm wind.
Tuesday
Partly sunny, with a high near 88. Light and variable wind.
Tuesday Night
Mostly cloudy, with a low around 66. Calm wind.
Wednesday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Duncannon PA
 40.4°N 77.02°W (Elev. 413 ft)
12:41 pm EDT Aug 3, 2025
6pm EDT Aug 3, 2025-6pm EDT Aug 10, 2025
 
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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