An extreme heat watch has also been issued from Wednesday afternoon through Saturday evening for much of the Southern California region. Weather officials say the hot conditions will increase the risk of heat illness for everyone, especially vulnerable populations, including young children, the elderly and those without air conditioning.

Long-term watches and warnings have been issued across most of Southern California in anticipation of the extreme heat and fire danger set to hit the region on Wednesday. “This is a nasty forecast for a number of reasons,