Central Pa. forecast: High temperatures will bring heat advisory ahead of storms

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Central Pennsylvania is bracing for an intense heat wave that will reach its peak on Friday.

Today is forecast to be clear and sunny

, with a high temperature around 90. The heat won’t let up for Friday.

The National Weather Service has issued a

heat advisory from 11 a.m. to 8 p.m. Friday

for several counties, including Dauphin, Cumberland, Perry and York. It’ll feel like it’s 100+ degrees, creating potentially life-threatening conditions.

Temperatures are forecast to climb into the 85- to 90-degree range, with high humidity pushing heat index values into the mid to upper 90s.

The heat dome will create persistently hot conditions, with little relief expected until a pattern change arrives by early August.

A cold front approaching from the Lower Great Lakes will introduce the possibility of scattered thunderstorms on Friday, particularly in the evening hours. Additional rounds of thunderstorms are likely Saturday and into the weekend as the front stalls over the region.

Residents should continue to monitor local weather updates and take necessary precautions to protect themselves from the extreme heat, including staying in air-conditioned spaces, drinking plenty of water, and avoiding strenuous outdoor activities during the hottest parts of the day.

Current weather radar

Weather reports


Generative AI was used to produce an initial draft of this story, which was reviewed and edited by PennLive.com staff.

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