Hail, flash floods, damaging winds, and even tornadoes are among the severe weather threats facing parts of the U.S.

A map shows areas in California where temperatures are expected to surpass 100 this week. There has been an early-season heat ...

The National Weather Service warned of "life ... six If you can't see the map, click here. Dangerously cold wind chill temperatures were also expected in most of North Dakota, which remained ...

A heat wave will settle and persist across the Great Lakes, Ohio Valley and the Northeast through the next few days, according to the National Weather Service. In New England, temperatures are ...

Temperature forecast maps from multiple sources show freezing ... and it's going to last a fairly long period of time." The ...

The sweltering heat felt in the western U.S. is headed to the Northeast with dangerously hot temperatures putting millions of Americans at risk. The National Weather Service warned on Monday that ...

As fires continue to rage in Canada, Lower Hudson Valley residents may notice hazy skies and orange-tinted clouds on top of ...

Climate change is causing the weather to get more erratic ... In recent years, the National Hurricane Center has overhauled the maps and other graphics it uses to warn people about the hazards ...