Heat Advisory issued June 20 at 2:23PM PDT until June 20 at 9:00PM PDT by NWS

...Extended period of very hot temperatures expected across the interior portions of southwest California through the week... .Strong high pressure over Arizona will continue to bring very hot weather in many parts of interior southwest California through the week. The hottest temperatures are expected to be in the Antelope Valley through Friday with highs between 106 and 112

from Current Watches, Warnings and Advisories for the United States Issued by the National Weather Service http://ift.tt/2snIATw