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

52°F

11°C

Humidity 86%
Wind Speed SW 3 mph
Barometer 30.29 in (1025.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 24 Sep 9:56 pm EDT
Extended Forecast for

Summerdale PA

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Calm wind becoming north around 6 mph after midnight.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 73. North wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of rain after 2pm. Mostly sunny, with a high near 71. North wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain. Mostly cloudy, with a low around 56. North wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 69. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Calm wind becoming north around 6 mph after midnight.
Friday
Sunny, with a high near 73. North wind 8 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 54. North wind 9 to 11 mph, with gusts as high as 22 mph.
Saturday
A slight chance of rain after 2pm. Mostly sunny, with a high near 71. North wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 56. North wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Sunday
A chance of rain. Mostly cloudy, with a high near 69. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Partly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerdale PA
 40.31°N 76.95°W (Elev. 495 ft)
Last Update:
9:03 pm EDT Sep 24, 2026
Forecast Valid:
10pm EDT Sep 24, 2026-6pm EDT Oct 1, 2026
 
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