LAS VEGAS (AP) — An excessive heating warning for dangerously hot temperatures remained in effect into Saturday evening for Las Vegas and other desert areas of southern Nevada.

Excessive heating warnings also remained in effect for parts of northwestern Arizona and southeastern California.

The National Weather Service said high temperatures Saturday in the Las Vegas valley will range between 109 degrees (43 Celsius) and 114 degrees (46 Celsius).

Forecasters say heat-related illnesses such as heat exhaustion and heat stroke are possible and that the people most vulnerable include young children, the elderly, people with chronic ailments and those who spend a lot of time outdoors.