It will be the hottest day of the year in most of Massachusetts Thursday and the first time Boston has hit the 90 degree mark ...

At 1:41 p.m. on Thursday, the National Weather Service issued a heat advisory valid from Friday 1 p.m. until Saturday 7 p.m.

The National Weather Service has issued a Heat Advisory for Boulder County below 6,000 feet from 11 a.m. Friday to 6 p.m.

What We’re Tracking Plenty of sun Staying humid all week Hot weekend Temperatures tonight will drop into the mid-70s under a ...

On Wednesday at 7:55 a.m. the National Weather Service issued a heat advisory valid for Thursday between 11 a.m. and 8 p.m.

Santa Ana Mountains/Foothills and Orange County are the focus of a heat advisory issued at 9:53 a.m. on Monday by the ...

The National Weather Service issued a heat advisory at 2:52 p.m. on Wednesday valid for Thursday between 11 a.m. and 8 p.m.

Philadelphia's National Weather Service issues heat advisory with high heat index values, advising precautions against ...

New Yorkers can beat the heat and participate in early voting ahead of the Tuesday, June 24, primary election.

For the first time, the state known for glaciers, dogsledding and northern lights issued a heat advisory, with Fairbanks ...