Excessive Heat in Mojave Desert, California

Daytime highs generally ranged between 108 and 113 degrees each day between September 1 and September 7.

A large area of high pressure that was centered over the Great Basin area built westward into California on August 31st and brought a period of hot and dry weather to the area which prevailed across the area through much of early September. An Excessive Heat Warning was issued for a large portion of the area including all of the San Joaquin Valley, the West Side Hills, the Sierra Foothills, Yosemite Valley, The Kern River Valley and the Kern County desert areas and remained in effect until the evening hours of September 9. The large high pressure area finally broke down on September 9 and temperatures remained below dangerous levels on September 10.