A lot of sun or the extreme temperatures of heat wave scan make your body overheat and lead to heat exhaustion. Heat exhaustion is a heat-related illness, like heat rash, heat cramps or heat stroke.

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

The Miami Heat has reached an agreement to bring back Davion Mitchell on a new contract worth $24 million over two seasons ahead of free agency.

Toronto and much of southern Ontario should brace for “dangerous heat and humidity” Sunday and into early next week, an Environment Canada heat warning says.

As Connecticut dealt with its second day of extreme heat, state parks and beaches started closing as their parking lots filled to capacity Monday. Millers Pond in Haddam was the first to fill up ...

The Chicago area will see several waves of rainstorms on Tuesday and Wednesday before a weekend of summer heat, according to the National Weather Service.

During a heatwave, staying hydrated is crucial for health. Prioritize water, coconut water, and homemade lemonade to replenish fluids and electrolytes ...

All of that heat and moisture will put much of Upstate New York, including Syracuse, at “extreme” risk from the effects of the heat, according to the National Weather Service.

She said the max generation alert is to utilities like Appalachian Power who generate electricity to defer any planned maintenance on its units to make sure they are operating at full capacity.

Cleveland officials are encouraging residents to stay safe on the Fourth of July. Heat, fireworks and pet safety are among the chief concerns.

Weather Extreme heat warning issued for NYC ahead of dangerous weather conditions Published: Jun. 21, 2025, 12:19 p.m.