

because of what the weather service described as evaporative cooling - the physical basis of sweating. The storm had the effect of cooling the air Riverside, which had been near 100 degrees, was down to 74 at 4 p.m. Related: Lake Elsinore: Western Riverside County’s tornado alleyįire departments throughout the Inland Empire chased fires on utility poles and palm trees in the late afternoon that were touched off by lightning.

The warning indicated that damage to roofs, siding and trees was possible.Īt the Meadows Mobile Home Park in Riverside, Judie Kemp said she heard a large boom, and when she went outside, saw that metal roofs had been ripped from a couple of homes.Ī weather service spokesman said it was not a tornado, but more likely a microburst, in which air moving quickly down to the surface causes damage. The system was bringing everything from light drizzle and thunder in Temecula to heavy rain and hail in Wildomar.Ī severe thunderstorm warning was in effect for Riverside County and locations such as Lake Elsinore, Temescal Valley, Lake Mathews were being advised to anticipate 60 mph wind gusts and penny-sized hail. Radar from the National Weather Service showed a large storm system hovering over the southwest portion of Riverside County on Thursday afternoon. The shower bursts led to flooding in some areas, including Redlands and Rialto, as well as Highway 18 and Green Lake Valley Road near Arrowhead, according to California Highway Patrol reports. The rainy weather began Thursday morning as a fast-moving storm cell dropped rain on areas such as Colton, Redlands, Corona, portions of San Bernardino and some mountain communities before 7 a.m. “Temperatures will lower a few degrees next week, but will remain above average,” the heat warning reads.ĭespite the rain Chino tied desert community Thermal for the hottest spot in the nation Thursday - both topping out at a blistering 115 degrees, three degrees above Death Valley’s high. 2 in the Inland valleys. The Weather Service is also predicting a slight chance of showers and thunderstorms for Friday morning. Though flash flood and thunderstorm warnings expired by the evening, the National Weather Service has an excessive heat warning in place through 10 p.m. Thunderstorms and heat combined to make for miserable weather in the Inland area Thursday, Aug.
