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

Heavy to Excessive Rainfall for the Southwest;

Tropical moisture from Priscilla will bring a multi-day thunderstorm, widespread heavy rainfall and flash flooding event across the Southwest/Four Corners region. Flash flooding will be a concern in burn scars, slot canyons, and urban areas. Widespread storms are expected in central/South Florida with some isolated flash flooding possible. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

56°F

13°C

Humidity 46%
Wind Speed N 7 mph
Barometer 30.33 in (1027.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 9 Oct 12:56 am EDT
Extended Forecast for

Summerdale PA

  • Overnight

    Overnight: Clear, with a low around 44. North wind around 6 mph.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 8 to 10 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 36. Light north wind.

    Low: 36 °F

    Clear

  • Friday

    Friday: Areas of frost before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 65 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Southeast wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm. Partly sunny, with a high near 68. Chance of precipitation is 20%.

    High: 68 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 44. North wind around 6 mph.
Thursday
Sunny, with a high near 61. North wind 8 to 10 mph.
Thursday Night
Clear, with a low around 36. Light north wind.
Friday
Areas of frost before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming south 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 46. Southeast wind around 6 mph becoming calm in the evening.
Saturday
A slight chance of showers after 2pm. Partly sunny, with a high near 68. Chance of precipitation is 20%.
Saturday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Columbus Day
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerdale PA
 40.29°N 76.98°W (Elev. 417 ft)
Last Update:
1:16 am EDT Oct 9, 2025
Forecast Valid:
1am EDT Oct 9, 2025-6pm EDT Oct 15, 2025
 
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