On Sunday at 1:11 p.m. an extreme heat warning was issued by the National Weather Service in effect until Tuesday at 10 p.m.

An extreme heat warning for Portland is issued by NWS, expecting temperatures up to 105 degrees. The public is advised to ...

Temperatures could reach up to 118 degrees in one of the first extreme heat waves of the summer. The heat will likely be ...

At 1:40 a.m. on Monday, the NWS Las Vegas NV released an updated extreme heat warning valid from 10 a.m. until Tuesday 8 p.m.

At 4 p.m. on Tuesday, the National Weather Service released an updated extreme heat warning in effect until Wednesday at 2 ...

The warning had been issued for Death Valley, Western Mojave Desert, Eastern Mojave Desert, Including the Mojave National ...

The extreme heat warning for northwest Oregon has been extended into Aug. 12 due to temperatures that will continue to ...

An Extreme Heat Warning remains in effect for central and southwestern Arizona through 8 p.m. Tuesday. For the Grand Canyon ...

An excessive heat warning means that a dangerous level of heat is coming in the next 12 to 24 hours. The Red Cross says this means it is time to “take precautions immediately to avoid heat ...

Heat waves are deadly, killing more people in the U.S. than hurricanes, tornadoes and floods combined, according to an article published by Scientific American. And the number of deaths has been ...

Richard Nunn, News4JAX Chief Meteorologist Published: July 28, 2025 at 3:24 PMUpdated: July 28, 2025 at 8:56 PM Tags: Hot, Heat Index, Feel like Temperatures, Forecast, Extreme Heat ...

Extreme heat warning issued for east central Florida At 1:05 a.m., the NWS issued a statement saying dangerously hot conditions with heat index values reaching as high as 115 are expected.