Expect dangerous heat in the Desert Southwest and Southern Calif.

Record-breaking, dangerous heat will continue on Monday in parts of the southwestern U.S., especially in the deserts where temperatures of 120 degrees will be possible early this week, according to the National Weather Service.

Excessive Heat Warnings and Heat Advisories are in effect across southern Calif., southern Nevada and southern Arizona. These extreme temperatures can be life-threatening.

www.weather.gov