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Severe Weather of July 18th, 2026

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

76°F

24°C

Humidity	91%
Wind Speed	SW 5 mph
Barometer	29.77 in (1007.8 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	76°F (24°C)
Last update	3 Aug 7:56 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles WNW Lewisberry PA

Today
High: 83 °F
Slight Chance
T-storms then
Mostly Sunny
Tonight
Low: 63 °F
Partly Cloudy
Tuesday
High: 83 °F
Mostly Sunny
Tuesday Night
Low: 65 °F
Mostly Cloudy
Wednesday
High: 84 °F
Slight Chance
T-storms then
Showers
Likely
Wednesday Night
Low: 71 °F
Showers
Likely
Thursday
High: 87 °F
Mostly Sunny
then Showers
Likely
Thursday Night
Low: 71 °F
Showers
Likely
Friday
High: 87 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Today

A slight chance of showers and thunderstorms before 9am. Partly sunny, with a high near 83. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 20%.

Tonight

Partly cloudy, with a low around 63. North wind around 6 mph becoming calm after midnight.

Tuesday

Mostly sunny, with a high near 83. Light and variable wind.

Tuesday Night

Mostly cloudy, with a low around 65. Light and variable wind.

Wednesday

A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

Thursday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Saturday

A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.