Much of the state is under an excessive heat warning, which is issued when high heat poses a major threat to life. Other parts of the state are under a heat advisory for heat that could threaten life.

CHARLESTON, S.C. (WCSC) - A three-digit heat index, or “feels like” temperature expected across the Lowcountry and the Midlands Monday prompted an excessive heat warning and a heat advisory ...

There goes that theory. Might just be a bug. You may have received an Excessive Heat Warning on your iPhone today even if you’re nowhere near the affected area. This is probably why. iPhone ...

NAPA, Calif. - An excessive heat warning will remain in place in the Bay Area through late Friday evening as hot temperatures continue to scorch the region. Inland temperatures could reach as high ...

A reinforcing shot of chilly weather settles in for the rest of the week. Some spots will dip into the 30s for the first time this season. We’re giving you the First Alert to a CHILL in the air ...

The city of Phoenix Parks Board added all trails at South Mountain Park and Preserve to the Phoenix Trails and Heat Safety ...

With the return of summer-like temperatures, including triple digits for some areas, the National Weather Service has issued an Excessive Heat Warning for some parts of the Southland, including ...

Shortly before noon Tuesday, the National Weather Service extended its excessive heat warning to last an entire week, in effect until 11 p.m. next Tuesday, July 9, for wide swaths of inland Northern ...

Phoenix should have one more day in the 80s, a high of 88 degrees for Monday, before we are back above average and into the 90s by Tuesday. Arizona First Alert Forecast Update at 7 a.m. for Sunday ...

A national emergency has been declared after a red extreme heat warning was issued for the first time, as temperatures could hit 40C (104F). The Met Office's highest warning covers an area ...

The Met Office amber warning for extreme heat could be extended to cover a larger part of Scotland, the Scottish government has said. Temperatures are expected to hit 30C (86F) in parts of ...