We’re on the verge of what will probably be one of the hottest Northern Hemisphere summers in human history. In early May, the water in the English Channel was already so hot that octopuses invaded it ...

Here’s how to find reliable information and keep safe during the summer heat and hurricane season following the unprecedented ...

With Wednesday heating and Thursday cooling, dew points will edge into the low 60s, adding more humidity to the air, but well shy of true muggification. A slow-moving cool front will crawl across our ...

The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality ...

Extreme Heat Warning issued for the Mojave Desert due to high temperatures, with rains expected from Tropical Storm Alvin.

Hospitals have been bracing themselves for a surge of patients with heat-related illnesses as the heatwave hits this weekend ...

What’s the difference between heat exhaustion and heat stroke? Who’s most at risk? A California doctor answers your questions.