It will be the hottest day of the year in most of Massachusetts Thursday and the first time Boston has hit 90 in 2025.

Several days of record-breaking heat are expected in Denver, and the National Weather Service has issued a heat advisory that ...

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.

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

A heat advisory is in effect through Wednesday for portions of SoCal. Highs in the forecast include 118 degrees in Palm ...

Like water ice and mosquitoes, heat advisories are staples of Philadelphia summers. But usually the National Weather Service ...

In the high glare of a summer evening in Fairbanks, Alaska, Ciara Santiago watched the mercury climb. A meteorologist at the ...

On Tuesday at 2:33 p.m. the National Weather Service issued a heat advisory valid for Thursday between 11 a.m. and 8 p.m. for ...

A heat advisory was issued by the National Weather Service on Tuesday at 2:33 p.m. valid for Thursday between 11 a.m. and 8 p ...

At 2:38 p.m. on Tuesday, the National Weather Service issued an updated heat advisory valid for Thursday between 11 a.m. and ...

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

An updated heat advisory was issued by the NWS San Diego CA on Tuesday at 12:38 p.m. in effect until Wednesday at 8 p.m. The ...