Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

73°F

23°C

Humidity 64%
Wind Speed NW 8 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 6 Sep 10:56 am EDT
Extended Forecast for

Duncannon PA

  • Today

    Today: Mostly sunny, with a high near 79. North wind around 7 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Light north wind.

    Low: 55 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Patchy fog between 7am and 8am.  Otherwise, mostly sunny, with a high near 79. Calm wind.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 82. Calm wind.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers before 2am.  Partly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 79. North wind around 7 mph.
Tonight
Partly cloudy, with a low around 55. Light north wind.
Labor Day
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 79. Calm wind.
Monday Night
Partly cloudy, with a low around 54. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. Calm wind.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
A chance of showers before 2am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 83.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Duncannon PA
 40.4°N 77.02°W (Elev. 413 ft)
8:05 am EDT Sep 6, 2026
11am EDT Sep 6, 2026-6pm EDT Sep 12, 2026
 
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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