California heat could threaten long-standing temperature records. How long will warm weather last?This week, state officials ...

California braces for its first widespread heat wave as temps could soar above 100 from Sacramento to the Central Valley to ...

Meteorologists are projecting high temperatures in Southern California this week, with the heat predicted to top 100 degrees in the San Fernando Valley.

Extreme heat significantly increased the chance of heat-related illnesses across three states in the U.S. Southwest on ...

The National Weather Service in Spokane is warning of “hot conditions with high temperatures between 95 and 105 degrees” and ...

CalHeatScore, in the works for years, is designed to help officials and residents better anticipate the risks of heat-related ...

Southern California is entering summer with San Diego expecting milder weather compared to hotter inland regions.

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