The !SoCal #High_Desert (elevation 3000 feet and higher) and #Intermediate_Desert (below 3000 feet, but still higher and more northerly than the low deserts), which are portions of the #Mojave_Desert, are expecting peak temperatures of 100⁰F / 38⁰C and up, while the #Low_Desert (including the Colorado Desert, Sonoran Desert, and a couple of other smaller deserts) are expecting 110⁰F / 43⁰C and up.

Excessive heat warnings issued across much of desert areas of #CA, #NV, #AZ. Stay out of the heat as much as possible.

https://www.weather.gov/vef/
https://www.weather.gov/sgx/
https://www.weather.gov/psr/