A major heatwave is sweeping across the U.S., prompting the NWS to issue multiple heat alerts. Here’s what they mean and how ...

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.

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

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.

The first ever heat advisory has been issued in the state of Alaska. The National Weather Service is warning that ...

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

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 ...

Dangerous heat and chances of strong afternoon and evening storms are on their way to New Jersey for Wednesday and Thursday.

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

The National Weather Service office in Fairbanks, Alaska, has issued a heat advisory for Sunday. This is the first of its ...