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

46°F

8°C

Humidity 63%
Wind Speed W 7 mph
Barometer 29.81 in (1009.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Nov 3:56 am EST
Extended Forecast for

4 Miles NW Duncannon PA

  • Today

    Today: Mostly sunny, with a high near 59. West wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. West wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 64. Light west wind.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain. High near 57. Chance of precipitation is 90%.

    High: 57 °F

    Rain Likely
    then Rain

  • Thursday Night

    Thursday Night: Showers. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Cloudy, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 59. West wind 9 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 34 mph.
Tonight
Increasing clouds, with a low around 38. Southwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 38. West wind around 5 mph becoming calm in the evening.
Veterans Day
Mostly sunny, with a high near 64. Light west wind.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.
Thursday
Rain. High near 57. Chance of precipitation is 90%.
Thursday Night
Showers. Low around 38. Chance of precipitation is 80%.
Friday
Showers likely, mainly before 1pm. Cloudy, with a high near 49. Chance of precipitation is 70%.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Duncannon PA
 40.43°N 77.08°W (Elev. 600 ft)
Last Update:
4:46 am EST Nov 9, 2026
Forecast Valid:
5am EST Nov 9, 2026-6pm EST Nov 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation