Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

64°F

18°C

Humidity 60%
Wind Speed SW 12 G 21 mph
Barometer 30.07 in (1018.4 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 30 Mar 10:56 pm EDT
Extended Forecast for

2 Miles SSW Summerdale PA

  • Tonight

    Tonight: A chance of showers, mainly after 5am.  Partly cloudy, with a low around 56. Southwest wind around 6 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 8pm and 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 60. Southwest wind around 7 mph.  Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 76. Southwest wind 7 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then showers likely.  Low around 54. Northeast wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 69. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 2pm.  Mostly cloudy, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 2am.  Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly after 5am. Partly cloudy, with a low around 56. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 78. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
A slight chance of showers between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. Southwest wind around 7 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 76. Southwest wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 54. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Sunday
Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Monday
A chance of showers. Mostly sunny, with a high near 59. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Summerdale PA
 40.27°N 76.99°W (Elev. 400 ft)
8:05 pm EDT Mar 30, 2026
11pm EDT Mar 30, 2026-6pm EDT Apr 6, 2026
 
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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