Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

73°F

23°C

Humidity 90%
Wind Speed S 3 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 11 Jul 11:56 pm EDT
Extended Forecast for

2 Miles WSW Summerdale PA

  • Overnight

    Overnight: Scattered showers and thunderstorms before 1am.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Scattered
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Calm wind becoming east around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm  after midnight.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. South wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Scattered showers and thunderstorms before 1am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 84. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 65. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny and hot, with a high near 94.
Thursday Night
Mostly clear, with a low around 71.
Friday
Mostly sunny and hot, with a high near 92.
Friday Night
Partly cloudy, with a low around 70.
Saturday
A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Summerdale PA
 40.29°N 76.98°W (Elev. 417 ft)
8:11 pm EDT Jul 11, 2026
12am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database