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.

Mostly Cloudy with Haze

76°F

24°C

Humidity 85%
Wind Speed SE 10 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 71°F (22°C)
Visibility 6.00 mi
Heat Index77°F (25°C)
Last update 16 Aug 7:56 am EDT
Extended Forecast for

3 Miles S Lower Allen PA

  • Today

    Today: A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87. Light south wind. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 70. Calm wind. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. North wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers after 2pm. Partly sunny, with a high near 79. North wind around 7 mph. Chance of precipitation is 20%.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87. Light south wind. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 70. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. North wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers after 2pm. Partly sunny, with a high near 79. North wind around 7 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Lower Allen PA
 40.19°N 76.89°W (Elev. 597 ft)
Last Update:
6:25 am EDT Aug 16, 2025
Forecast Valid:
8am EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation