A heavy rainstorm struck Southern California on January 1, causing significant disruption across the region. The storm resulted in mudslides, road closures, and emergency rescues, particularly in the Los Angeles and San Diego areas.
Impact on Highways in Southern California
California’s transportation agency, Caltrans, closed all lanes of the 5 Freeway in the San Fernando Valley. The closure was necessary between Tuxford Street and Lankershim Boulevard due to flooding concerns. Additionally, Big Tujunga Canyon Road in Angeles National Forest was shut down because of a mudslide.
Rescue Operations in San Diego
In San Diego, authorities worked diligently to assist motorists trapped in flooded conditions. The San Diego Fire Department reported active rescues, including a father and daughter who were rescued safely from their vehicle by swiftwater rescue teams.
- Emergency crews focused on flooded areas like Fashion Valley Road and Riverwalk Drive.
- The public was urged to avoid flooded zones and stay safe.
Rainfall Statistics
The storm began at approximately 3:45 a.m. on January 1. By late morning, rainfall measurements indicated:
| Location | Rainfall (inches) |
|---|---|
| East Pasadena | 1.21 |
| Downtown Los Angeles | 1.33 |
Historically, January 1 is a dry day in Los Angeles, with rainfall recorded on only 10% of New Year’s Days since 1878. The highest recorded rainfall for the holiday occurred in 1934, with 3.12 inches in Pasadena.
Unusual Storm Pattern and Changes
This rainy season has already delivered above-average precipitation. As of January 1, downtown Los Angeles recorded 11.64 inches of rain, exceeding the normal by 7.8 inches since the rainy season commenced on October 1. Meteorologist Mike Wofford noted that the effects of this storm may also affect attendance at events like the Rose Parade.
Despite the weather, many spectators managed to attend the Rose Parade, although crowds were noticeably smaller. Attendees utilized umbrellas and ponchos to shield against the rain.
Looking Ahead
Although the storms subsided around 10 a.m., meteorologists forecasted more rain for the following days. Light rain was expected late January 2 and another storm system could arrive over the weekend, keeping Southern California on alert.
