National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Partly Cloudy

82°F

28°C

Humidity 41%
Wind Speed W 14 G 26 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 14 Apr 1:56 pm EDT
Extended Forecast for

Duncannon PA

  • This Afternoon

    This Afternoon: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 7am and 8am. Mostly sunny, with a high near 87. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 85. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 30%.
Wednesday
A slight chance of showers between 7am and 8am. Mostly sunny, with a high near 87. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 85. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Sunday
Showers likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 38. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Duncannon PA
 40.4°N 77.02°W (Elev. 413 ft)
Last Update:
2:22 pm EDT Apr 14, 2026
Forecast Valid:
2pm EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation