As Hurricane Kay is expected to make landfall in parts of Southern California, other parts of the state are under excessive-heat warnings. RELATED: Deadly wildfire in Hemet, California fueled by hot conditions | USA TODAY https://bit.ly/3x7tBxZ The National Weather Service said temperatures in California, particularly over interior valley regions, were expected to stretch "well into the triple digits" through Friday. Temperatures are expected to cool this weekend, with Hurricane Kay making its way toward the southern part of the state. Another flex alert, this time from 3 to 10 p.m., was issued by the California Independent System Operator in an effort to avoid rolling blackouts. » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and other topics from USA TODAY: https://bit.ly/3KtpSjh » USA TODAY delivers current local and national news, sports, entertainment, finance, technology, and more through award-winning journalism, photos, videos and VR. #california #wildfire #hurricanekay