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Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

28°F

-2°C

Humidity 72%
Wind Speed SW 3 mph
Barometer 30.18 in (1022.5 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 4 Feb 12:56 am EST
Extended Forecast for

Duncannon PA

  • Overnight

    Overnight: Cloudy, then gradually becoming partly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 30. Calm wind becoming north around 5 mph.

    High: 30 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 10. Calm wind.

    Low: 10 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 29. Calm wind becoming north around 5 mph.

    High: 29 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow showers, mainly after 1pm.  Mostly cloudy, with a high near 29. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, then gradually becoming partly cloudy, with a low around 18. Calm wind.
Wednesday
Sunny, with a high near 30. Calm wind becoming north around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 10. Calm wind.
Thursday
Sunny, with a high near 29. Calm wind becoming north around 5 mph.
Thursday Night
Mostly cloudy, with a low around 11. Calm wind.
Friday
A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 21.
Saturday Night
Mostly clear, with a low around 5.
Sunday
Mostly sunny, with a high near 21.
Sunday Night
Mostly cloudy, with a low around 9.
Monday
Mostly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Duncannon PA
 40.4°N 77.02°W (Elev. 413 ft)
1:05 am EST Feb 4, 2026
1am EST Feb 4, 2026-6pm EST Feb 10, 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