The strongest tornado to impact the Los Angeles metro area in 40 years touched down at 11:14 a.m. for two to three minutes, according to the National Weather Service.
A late-February blast of arctic air produced a rare blizzard east of Los Angeles in the San Bernardino Mountains, where thousands of people live in forest communities or visit for recreation.
Parts of Southern California were lashed by severe winds from a tropical storm Friday that brought high humidity, rain and possible flooding after a heat wave.
The man on Friday went to the Encino hospital, where he asked for treatment for anxiety before stabbing the doctor and nurses, authorities said. All three were later listed in stable condition.
Officials have ordered evacuations for nearly 8,000 people in southern California, as the state continues to grapple with a rapidly growing number of COVID-19 cases.