HAPPINESS

IS A WARM CUP

January 21, 2025 2:54 am

Southern California Overview:

A moderate to strong Santa Ana wind event will affect Ventura and Los Angeles Counties through Tuesday, with weaker offshore flow Wednesday and then another bump up in winds Thursday. Temperatures during the day will warm through Thursday, with continued very low humidities. Frost or freezing temperatures are likely in wind sheltered areas each night through Thursday. There is a developing chance of rain next weekend.

United States Overview

Dangerously cold temperatures and wind chill values to linger for much of the South and eastern U.S. through mid-week. Rare winter storm to bring heavy snow as well as areas of sleet and freezing rain to the Gulf Coast and Southeast with widespread travel impacts expected. Extremely Critical Risk of fire weather for southern California will continue into Tuesday.

A very wet and dynamic series of storms started on 1/18 and ended on 1/22. Rainfall ranged from two to four inches in the deserts, to four to eight inches west of the mountains, to six to 12 inches on the coastal slopes. Widespread flooding resulted across the region. Snowfall of 40 to 60 inches was reported at the higher resorts, with up to seven feet at the highest ski resorts. On this day Big Bear reported 29 inches of snow, a daily record for the month. Some of the worst flash flooding occurred in the high desert on this day due to the prolonged heavy rainfall. Scores of homes and several schools sustained damage, and many roads were washed out in Hesperia, Apple Valley, Victorville and Adelanto. Numerous swift water rescues were needed, one of which likely saved four teens trapped in a storm water drain. On 1/19 a tornado went through Seal Beach and Huntington Beach causing local damage including boats in Huntington Harbor, and wind gusts reached 60 mph in San Clemente. Several waterspouts and very strong winds of 93 mph were also reported in Newport Beach and Huntington Beach. On this day the surface pressure fell to an all-time record low of 29.15 inches (987.1 mb) at San Diego Lindbergh Field, the lowest since reliable pressure records began in 1880. Two deaths in Tijuana were attributed to the flooding. A tree fell onto a mobile home in Lakeside, causing one fatality on 1/19.

Southland WX

HAPPINESS

IS A WARM CUP

Southern California Overview:

United States Overview