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

59°F

15°C

Humidity 96%
Wind Speed E 6 mph
Barometer 30.16 in (1021.5 mb)
Dewpoint 58°F (14°C)
Visibility 3.00 mi
Last update 24 May 10:56 pm EDT
Extended Forecast for

5 Miles SSW Duncannon PA

  • Tonight

    Tonight: Showers. Low around 57. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers

  • Memorial Day

    Memorial Day: Showers likely, mainly before 10am. Mostly cloudy, with a high near 76. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers. Low around 57. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Memorial Day
Showers likely, mainly before 10am. Mostly cloudy, with a high near 76. Calm wind becoming west around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Tuesday
Partly sunny, with a high near 78. Calm wind.
Tuesday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 61. Calm wind.
Wednesday
Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 82.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Duncannon PA
 40.32°N 77.07°W (Elev. 620 ft)
Last Update:
8:06 pm EDT May 24, 2026
Forecast Valid:
11pm EDT May 24, 2026-6pm EDT May 31, 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