Northern California's first heat wave of the summer is expected to begin later this week, bringing a stretch of sweltering temperatures above 100 degrees.

An unbearable heat wave gripping much of the southwestern United States is expected to peak Thursday, Aug. 7, as temperatures climb well over triple digits.

ABC 10News brings you team coverage of the heat wave's peak throughout San Diego County expected on Thursday. The heat advisories for the inland and mountain areas will last until 8 p.m. Friday, as ...