The Latest Breaking News from the National Weather Service

Weather forecasts have gotten quite good over the years, but their temperatures aren’t always spot on — and the result when they underplay extremes can be lethal. Even a 1-degree difference in a forecast’s accuracy can be the difference between life and death, our research shows.

Over a third of Americans under extreme heat warnings as Vermont, still recovering from historic flooding, prepares for more storms

In the daily heat records race. it’s a marathon. And Marathon is in for the win.

Eleven tornadoes have been confirmed from Wednesday’s storms. An EF1 twister tore through Burr Ridge with winds up to 110 mph. Two tornadoes were reported near O’Hare.

Death Valley is expected to hit 123 degrees.

WASHINGTON: Across the US, 103 million people, or just over 30% of the population, from Oregon to Florida are under excessive heat warnings, watches and advisories, according to the National Weather Service.

Latest storm warning comes just days after areas of Vermont and New York were hit with flash flooding, raising concerns over more damage

Weather forecasts have gotten quite good over the years, but their temperatures aren’t always spot on – and the result when they underplay extremes can be lethal. Even a 1-degree difference in a forecast’s accuracy can be the difference between life and death, our research shows.

After a historically wet winter and a cloudy spring, California’s summer is in full swing

At least eight tornadoes were reported in the city amid severe thunderstorms

A tornado touched down Wednesday evening near Chicago's O'Hare International Airport, prompting passengers to take shelter and disrupting hundreds of flights. There were no reports of injuries.