HAPPINESS

IS A WARM CUP

October 24, 2021, 5:17 PM PDT

Southern California Overview:

A cold front moving down the coast tonight will bring rain Monday, mainly in the afternoon and evening. Strong gusty winds will occur Monday in parts of the mountains and deserts. Tuesday will be a dry, cool day, followed by warmer weather and weak offshore flow the second half of this week.

United States Overview:

There is a High Risk of excessive rainfall over the Sierra
Nevada Mountains and a Moderate Risk of excessive rainfall over the Middle Mississippi and Ohio Valleys through Monday morning. Heavy snow for the Sierra Nevada Mountains. There is an Enhanced Risk of severe thunderstorms over parts of the Middle/Lower Mississippi and Ohio Valleys through Monday morning.

Heavy storms coming from tropical moisture occurred in the mountains and desert. They started on 11/22 and ended on 11/25. Storm totals: 20 inches at Mt. San Gorgonio, 16 inches at Mt. San Jacinto, six to nine inches at Banning-Cabezon, over four inches at Palm Springs, and less than one inch near the Salton Sea. A one day total was over nine inches at Snow Creek. 15 died all over Southern California. The entire region was hit hard with severe flooding, including road and bridge washouts and debris flows. Santee was inundated. Two drowned attempting to cross the Whitewater River. Five died in Tijuana. One died in Rancho Cucamonga, another drowned in San Bernardino and three drowned in Lytle Creek flooding. Record flood levels on Tahquitz Creek. Spring Valley Creek floods in southeast San Diego. The Sweetwater River floods parts of National City and Chula Vista. Record flood levels were recorded at Tahquitz Creek. It was the largest flood on the Whitewater River since 1938.