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.

An Extreme Heat Warning is in effect for Central Florida Tuesday, with highs near 100° and feels-like temps up to 115°.

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

Meteorologists warned that the oppressive heat wave is part of a larger system impacting much of the Southeast and Midwest.

Central Florida faces a sweltering night Monday with lows near 80 degrees and heat index values still in the 90s, followed by another dangerously hot day Tuesday with heat index values expected to soar as high as 118 and only limited relief from scattered afternoon storms.

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.

Heat advisory remains in effect for Brevard. Temperatures are reaching upper 90s, but it will feel much hotter. Is there any relief in sight.

Millions of Americans are under heat alerts Monday as a heat wave brings triple-digit temperatures or heat indices to nearly half the continental United States, according to the National Weather Service—with the heat expected to impact the parts of the Southeast and the Mississippi river the hardest.