Temperatures should be in between 5-10 degrees cooler than seasonal averages on Tuesday, according to NWS reports. “This is beneficial in the short term, but it’s not enough to completely alleviate the risk of fire, as we may have highs of 82 and the return of onshore winds by Thursday.” “Any rain is good, but we’re in a multi-year drought,” Dumas said. A high pressure system will form over the region in its wake, resulting in clear skies and a warming trend that should last from Tuesday through Thursday. The storm generating showers Monday was expected to pass over Southern California by 9 p.m. It may persist through the end of the year, as early weather models predict a drier than average winter. It’s too early to say how much of an dent recent rains can make on the state’s drought, Sullivan said. Communities in Los Angeles County have gotten about three-fourths of the typical 1 inch of rain they would receive in October during a non-drought year however the heaviest precipitation in that area doesn’t usually arrive till January or February, Dumas said. So far this year, portions of the Inland Empire and Orange County have received only about half of the amount of precipitation they would typically get in a normal year, Brotherton said. San Bernardino County Fire October 26, 2021 Rainfall expected to persist over the area through at least 7:30pm. NWS radar depicts a band of heavy #rain moving across the San Bernardino mountains, rainfall rates are 0.5 to 0.8 inches per hour and this can be enough for mud, rock, debris and flash floods near the El Dorado burn scar including highway 38 #CAWX during the next 90 minutes /Hcv9SSyHdXĪNGELUS OAKS: Highway 38 has been closed between Lake Williams and Valley of the Falls Dr due to numerous mud and debris flows. And Highway 38 was shut down between Lake Williams and Valley of the Falls Drive due to sliding mud and debris, San Bernardino County Fire Department officials said in a tweet at 6:03 p.m. Those hazards led to a mandatory evacuation order for residents in North Bench, Forest Falls and Angelus Oaks, Cal Fire officials said on social media at 6:25 p.m. And between 0.6 and 0.7 inches came down near the burn scar of the El Dorado and Apple fires in the Yucaipa area, causing flash floods and falling rocks and debris in the area.
In San Bernardino County, more than 2 inches fell in the area surrounding the Cajon Pass, Sullivan said. A total of 0.67 inches of precipitation was recorded in Coto de Caza, 0.59 inches fell in Lower Silverado Canyon and 0.43 inches came down in Anaheim Hills and Temecula, NWS meteorologist Stephanie Sullivan said. Rainfall was less pronounced in Riverside and Orange counties.
That resulted in slick roads and some local flooding, but rain did not fall hard enough to cause concerns over potential mudslides at the site of previous wildfires in Los Angeles County, Dumas said. in La Canada Flintridge and East Pasadena. In Los Angeles County, over 1.3 inches of precipitation had fallen by 6 p.m. As it moved south and weakened in intensity, the storm was expected to drop between a half-inch and 1.5 inches of precipitation over some communities on Monday, NWS meteorologist John Dumas said. The storm system was the same one that brought extremely heavy rain to parts of Northern California on Sunday. “High pressure begins building over the area on Tuesday for slightly warmer temperatures and under sunny skies,” forecasters said. “Winds are gusting behind the front out of the west and southwest, but by this evening they should diminish this evening in all areas except for the I-5 corridor,” according to the NWS.
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