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.

Fog/Mist

60°F

16°C

Humidity 96%
Wind Speed E 7 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 59°F (15°C)
Visibility 4.00 mi
Last update 15 Jun 9:56 am EDT
Extended Forecast for

3 Miles ENE Duncannon PA

  • Today

    Today: Isolated showers before 11am, then scattered showers after 2pm. Cloudy, with a high near 67. Light east wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers. Patchy fog after 11pm. Otherwise, cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Scattered
    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers, mainly before 2pm. Cloudy, with a high near 71. East wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 9am, then a chance of showers after 2pm. Mostly cloudy, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Isolated showers before 11am, then scattered showers after 2pm. Cloudy, with a high near 67. Light east wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Scattered showers. Patchy fog after 11pm. Otherwise, cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, mainly before 2pm. Cloudy, with a high near 71. East wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Tuesday
A slight chance of showers before 9am, then a chance of showers after 2pm. Mostly cloudy, with a high near 76. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Wednesday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Juneteenth
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Duncannon PA
 40.42°N 76.99°W (Elev. 367 ft)
Last Update:
9:48 am EDT Jun 15, 2025
Forecast Valid:
10am EDT Jun 15, 2025-6pm EDT Jun 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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