Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

25°F

-4°C

Humidity 39%
Wind Speed NW 13 mph
Barometer 29.88 in (1012.5 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 1 Jan 3:56 pm EST
Extended Forecast for

Duncannon PA

  • Tonight

    Tonight: Increasing clouds, with a low around 19. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 19 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 32. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19. West wind 3 to 5 mph.

    Low: 19 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 32. Light northwest wind.

    High: 32 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 19. West wind 5 to 7 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 32. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 19. West wind 3 to 5 mph.
Saturday
Mostly cloudy, with a high near 32. Light northwest wind.
Saturday Night
Mostly cloudy, with a low around 23. Calm wind.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
Mostly cloudy, with a high near 34.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
Cloudy, with a low around 34.
Wednesday
A chance of showers. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Duncannon PA
 40.4°N 77.02°W (Elev. 413 ft)
1:26 pm EST Jan 1, 2026
4pm EST Jan 1, 2026-6pm EST Jan 8, 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