The Treasure Coast is under a heat advisory and many areas at “major heat risk” with heat index values expected to reach up to 108 degrees, according to the National Weather Service.

A gradual warming trend will begin Sunday, with temperatures initially in the upper 70s to low 80s. By Wednesday, a strong upper-level ridge will push temperatures into the low to mid-90s across most of the state. Humidity will increase substantially, with heat index values potentially reaching or exceeding 100 degrees on Thursday.

The National Weather Service issued a Heat Advisory in Oklahoma City, warning of heat index values up to 109 degrees and advising precautionary measures.

A heat advisory was issued for Brevard County and the surrounding areas of Central Florida on July 18 as National Weather Service meteorologists warn of above-normal temperatures heading into the weekend.

The weather forecast for Florida on Sunday is shaping up much the same as it did Saturday. Protect yourself from the blazing heat.

The National Weather Service has issued a new heat advisory today for Central Florida, which includes Walt Disney World Resort and Universal Orlando Resort. Central Florida Heat Advisory A new advisory has been issued by the National Weather Service for all of Central Florida on July 20,

The heat index could get as high as 111 in South Florida, with the strongest heat expected along the southern Gulf Coast.

The NWS is expecting a high of 98 degrees Thursday, which would be the hottest temperature recorded in the region this year. The Metroplex has not crossed into 100 degrees yet; the hottest day of the year thus far was 97 degrees on July 10.