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LOS ANGELES - After weeks of critical fire weather, Southern California braced for a winter storm that will bring widespread rain and mountain snow to the region.
While wet weather is often welcomed in the region, there is concern of possible mudslides and land movement in recent burn scar areas.
Get the latest updates below.
Extended weather alerts
6:00 p.m.: A Flood Advisory was issued for southeast Los Angeles County including the Eaton burn scar, from Burbank to eastern LA County and south to Compton, in effect until 8:30 p.m. Sunday.
Altadena braces for mudslide threat
5:40 p.m.: A flood watch took effect at 10 a.m. Sunday and was set to continue through 4 p.m. Monday for the burned areas of the Eaton fire in the Altadena and Pasadena areas.
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Rain totals
5:30 p.m.:
Palisades debris flow
5:00 p.m.: Rain in the Palisades Fire area is causing concerns for mudslides and debris flow. There is a hard road closure at Sunset Blvd and Palisades Drive as the dozers work to clear the road.
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Ventura County Flood Advisory
4:20 p.m.: A Flood Advisory has been issued for portions of Ventura County until 6:30 p.m. Sunday from Oxnard to Point Mugu and northward to Topatopa Peak, including the Mountain Fire Burn Scar.
San Bernardino Mountains see heavy snow
3:15 p.m.: According to the National Weather Service, much of the San Bernardino Mountains remains under a winter storm warning until 4 p.m. Monday. This includes areas such as Big Bear Lake, Big Bear City, Lake Arrowhead, Wrightwood, and Crestline.
Elevations above 5,000 feet could see up to a foot of snow, according to the latest forecast.
RELATED: Winter storm brings heavy snow to Southern California mountains
Expanded weather alerts
1:45 p.m.: A Flood Advisory has been issued for SW Ventura County, including the cities of Ventura, Oxnard, and Ojai. A Flood Advisory is also in effect until 4 p.m. Sunday for a portion of LA County from Van Nuys & Hollywood extending to Chatsworth, including the Hurst and Sunset burn scars.
Lightning and small hail has been reported.
Flood Advisory
12:45 p.m.: A Flood Advisory has been issued for eastern portions of the Franklin and Palisades burn scars from Malibu to E. Santa Monica, extending into the Santa Monica Mountains, according to the National Weather Service.
Snowfall Totals
12:15 p.m.: A Winter Weather Advisory has been added to the Antelop Valley floor and foothills from 10 p.m. Sunday until 2 p.m. Monday for snow accumulations of 2-4 inches.
Snow levels are expected to fall as low as 3,500 feet, with occasionally down to 2,500 feet in heavier showers, according to the NWS.
Snowfall totals of up to 2 inches of snow are possible along the I-5 Grapevine including Tejon Pass and along higher sections of the 14 near Acton.
Ocean Water Quality Advisory Warning
10:50 a.m.: The County of Los Angeles Public Health has issued a statement to say that there's an ocean water quality rain advisory for all L.A. beaches, in effect until 8 a.m. Thursday, January 30. Rain advisories remain in effect for 72 hours after the rainfall ends, according to officials.
Marine Warning
10:06 a.m.:
Flood Watch in effect
10 a.m.: A Flood watch is in effect through 4 p.m. Monday for the Eaton, Palisades, Franklin, Bridge, and Hughes burn scars in Los Angeles County, according to the National Weather Service.
Rain timeline for Sunday
7 a.m.: Below is a forecast rain timeline for Southern California.
- Rain will increase in coverage and intensity overnight into Sunday morning.
- Moderate to heavy rain is expected throughout the day, particularly in Ventura and Los Angeles Counties.
- Snow levels will rise to 4,000–5,000 feet in the morning, then lower to 3,500–4,000 feet by evening.
- The heaviest rain is expected late Sunday into early Monday, with rain rates of 0.1 to 0.25 inches per hour, and localized rates of up to 0.75 inches per hour.
Mud/rockslide warning issued for Altadena and Malibu
5 a.m.: The Los Angeles County Sheriff’s Department issued a warning for residents in Altadena and Malibu. Due to recent wildfires, the areas are at high risk for mud and rockslides. Officials are asking residents to:
- Stay informed about weather forecasts and emergency alerts
- Have a family emergency plan in place
- Keep a battery-powered radio, flashlight and first aid kit
- Stay away from burned areas and avoid travel during heavy rainfall
- Follow evacuation orders
Weather Alerts
What We Know: A flood watch is in effect from Sunday afternoon through Monday afternoon for several areas, including the Santa Clarita Valley, Malibu Coast, and the San Gabriel Mountains. Flash flooding and debris flows are possible due to excessive rainfall, especially near the Palisades, Eaton, Bridge, and Hughes burn scars. Rain rates are expected to increase, potentially exceeding USGS thresholds for debris flows.
Winter Weather Warnings: A winter storm warning is in place for the Eastern San Gabriel Mountains from 4 p.m. Saturday to 4 p.m. Monday. Heavy snow is expected, with total accumulations up to 14 inches and winds gusting as high as 45 mph. Snow levels are around 4000 feet, and travel could be very difficult, impacting the Monday morning commute.
Additionally, a winter weather advisory is in effect for the same time frame, for the Western San Gabriel Mountains and Highway 14 Corridor, as well as the Santa Barbara County Interior Mountains and Ventura County Mountains. Snow accumulations up to 8 inches are expected, with gusty winds potentially bringing down tree branches.
Chances of thunderstorms: The National Weather Service said it expects heavier rain and increased chances of thunderstorms in coastal areas south of Point Conception. The advisory includes areas of Ventura County south of Ojai, and Los Angeles County south of Santa Clarita. The NWS says the particular time for concern is from Sunday afternoon to Monday afternoon.
Be prepared to take action
Impacts and Precautions: Residents in areas prone to flooding should monitor forecasts and be prepared to take action if flooding develops. Those traveling in affected areas should exercise caution, as hazardous conditions could make travel difficult or impossible. It is advised to keep an extra flashlight, food, and water in vehicles in case of emergencies.
What’s Next: Residents should stay informed by checking the latest weather updates and road conditions. The National Weather Service advises calling 511 for state-specific road conditions.