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South Carolina braces for dangerously high temperatures and heat index values starting Saturday, prompting warnings across the region.

Weather Alerts Update: Southeast Pa. under an extreme heat warning until Friday night – heat index values up to 107 degrees Updated: Jul. 25, 2025, 12:56 p.m ...

COLUMBIA, S.C. (WIS) - Heat and humidity climb even higher, producing heat index values of 110 or more! A days-long heat wave has prompted six First Alert Weather Days in a row starting this weekend.

South Carolina braces for a heat dome, with dangerous heat index values between 110 and 114 degrees forecasted from Saturday through Thursday.

The weather service adds, "Dangerously hot conditions with heat index values up to 110 degrees expected." "Heat related illnesses increase significantly during extreme heat and high humidity ...

ATLANTA — An intensifying heat dome bring the hottest temperatures of summer to metro Atlanta and north Georgia. Atlanta hit 99 degrees Monday. That's the hottest temperature so far of the summer.

On Thursday at 12:36 p.m. an updated extreme heat warning was issued by the National Weather Service valid for Friday between 10 a.m. and 9 p.m. for Bucks County.

Weather Alerts Update: Extreme heat warning for Southeast Pa. for Friday – heat index values up to 108 degrees Updated: Jul. 24, 2025, 2:07 p.m. | Published: Jul ...

The National Weather Service issued an extreme heat warning at 1:47 a.m. on Thursday valid for Friday between 11 a.m. and 8 p.m. for Passaic, Hudson, Bergen, Essex and Union counties.

The advisory remains in place from noon to 8 p.m. July 23 as temperatures are expected to reach as high as 89 with expected heat index values up to 102.

Heat-related illnesses range from uncomfortable heat cramping to life-threatening heat stroke.