The Ventura County Sheriff's Office of Emergency Services said it will monitor conditions throughout the heat wave. The warmer conditions are expected to bring a higher risk of heat-related illnesses. In excessive heat, authorities urge the public to avoid daytime outdoor activities, stay hydrated and find a cool, indoor spot.

Government warnings about extreme heat are in danger of withering under President Donald Trump, as he pushes to eliminate programs designed to help people survive a warmer planet. North Carolina will soon lose a Centers for Disease Control and Prevention grant that helps state officials alert people to extreme heat conditions.

On Wednesday at 7:34 a.m. an extreme heat warning was issued by the NWS Las Vegas NV valid from 8 a.m. until Saturday 11 p.m. The warning is for Owens Valley, Death Valley, Western Mojave Desert, Eastern Mojave Desert,