A dangerous heat wave continues across a large part of the United States, with more than 130 million people under extreme heat watches and warnings from South Dakota to Florida.

Another heat advisory has been issued for the Big Bend. Outdoor workers are reporting dizziness, headaches, and hospitalization this summer.

About 200 million people are under some sort of heat alert Monday, including 24 million under the highest alert — extreme heat warning — for scorching conditions.

Bay County, Florida experienced high temperatures and heat indices on July 28, prompting heat advisories. Daily showers and thunderstorms are anticipated after July 29, offering some relief from the extreme heat. PANAMA CITY — July 28 got hot in Bay County, with even higher heat indices expected on July 29.

How low should you set your thermostat for as record-breaking heat sweeps over the country? Here's what experts and other Floridians say.

An intense heat wave threatens millions of people across the Southeast with temperatures reaching 115 degrees through midweek.

A prolonged heat wave continues across east-central Florida on Tuesday, with well-above-normal temperatures and heat index readings. An Extreme Heat Watch (Orlando northward) and a Heat Advisory (elsewhere) take effect at noon.

The National Hurricane Center is tracking four tropical waves. Sweltering temps continue for Florida, heat advisories are in effect..