Tropical Storm Rachel remnants flood Southern California coast
Remnants of Tropical Storm Rachel and another storm system caused coastal flooding in Southern California. Newport Beach declared a local emergency, while a coastal flood warning covered Orange County beaches through Tuesday afternoon.
By DoomRadar · Published on DoomRadar . Updated .
Based on two sources with available article excerpts. Source-linked claims are not independent confirmation.
Event date: Tropical Storm Rachel made landfall in Baja California on Saturday night, and flooding continued across Southern California through Sunday. [1][2]
What happened
Newport Beach declared a local emergency on Saturday after elevated surf and unusually high ocean water levels flooded coastal areas. The city said the declaration would help crews obtain resources to protect homes, property and public safety. [1]
References for this detail (1)
- Newport Beach flooding: Some California beaches forced to close after 'unusually high' ocean water levels from Tropical Storm Rachelabc13.com · Article published: Oct 11, 2026, 8:29 PM UTC
Large swells associated with Rachel, combined with prolonged swells partly linked to an El Niño-enhanced Kelvin wave, breached sand berms along the coast. Oceanfront homes in Long Beach and Newport Beach were partially submerged. [1][2]
References for this detail (2)
- Newport Beach flooding: Some California beaches forced to close after 'unusually high' ocean water levels from Tropical Storm Rachelabc13.com · Article published: Oct 11, 2026, 8:29 PM UTC
- Tropical Storm Rachel downgraded as high winds and rain turn inwardktep.org · Article published: Oct 11, 2026, 7:54 PM UTC
The National Weather Service issued a coastal flood warning for Orange County beaches from 3 p.m. Sunday through Tuesday afternoon. Officials warned that high tides and continuing swells could cause significant flooding, beach erosion and seawater on beach roads and paths. [1]
References for this detail (1)
- Newport Beach flooding: Some California beaches forced to close after 'unusually high' ocean water levels from Tropical Storm Rachelabc13.com · Article published: Oct 11, 2026, 8:29 PM UTC
After Rachel was downgraded to a post-tropical storm, its remnants moved inland across the desert Southwest. The National Weather Service still warned of flash floods, heavy rain, wind gusts and high surf affecting several communities. [2]
References for this detail (1)
- Tropical Storm Rachel downgraded as high winds and rain turn inwardktep.org · Article published: Oct 11, 2026, 7:54 PM UTC
The inland effects included temporary road blockages from rockslides and heavy rain in Las Vegas, which broke a daily rainfall record. A flood watch also covered much of Utah, including Salt Lake City, for rain expected Sunday evening. [2]
References for this detail (1)
- Tropical Storm Rachel downgraded as high winds and rain turn inwardktep.org · Article published: Oct 11, 2026, 7:54 PM UTC
Context from the sources
Forecasters said the storm may be a preview of a potentially severe California winter, with a strong El Niño pattern associated with hotter ocean temperatures, heavy rainfall, surf and mudslides. This seasonal outlook is not a confirmation of future impacts. [2]
Explore the sources and reporting timeline
2 source links · 2 domains
These counts describe the references, not independent confirmations. Different outlets can repeat the same original report.
Source timeline
Oldest to newest among the available source dates, not a chronology of the incident. Article publication dates come from the source; other recorded dates may reflect when a link was found.
- [2] Tropical Storm Rachel downgraded as high winds and rain turn inwardktep.orgReferenced for: detail 2, detail 4, detail 5
- [1] Newport Beach flooding: Some California beaches forced to close after 'unusually high' ocean water levels from Tropical Storm Rachelabc13.comReferenced for: detail 1, detail 2, detail 3
Questions answered by the reporting
Which areas faced continuing flood hazards?
Orange County beaches faced a coastal flood warning through Tuesday afternoon, while inland areas including parts of Utah were placed under a flood watch. [1][2]
What happened as Rachel moved inland?
Some areas experienced rockslides that temporarily blocked roads, while Las Vegas recorded a daily rainfall record. [2]
What this could mean for you
Beach access and some road journeys may be disrupted.
High surf, seawater flooding and rockslides can close beach paths, roads or coastal facilities.
Reported basis: [1][2] · The possible effect is interpretation.
Depends on: Flooding, erosion or slides continue during the warning and subsequent rainfall.
Possible time frame: days, if those conditions hold.
People near exposed coastlines may face dangerous surf and flooding conditions.
High tides and large swells can overtop berms and push seawater onto roads and paths.
Reported basis: [1] · The possible effect is interpretation.
Depends on: Elevated water levels and swells persist.
Possible time frame: days, if those conditions hold.
Possible consequences, not a forecast. Their relevance depends on your location and the conditions above.
For your country
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What changes the outlook
Risk increases if…
Higher tides or continuing large swells could deepen coastal flooding and erosion.
Further heavy rain could trigger additional flash flooding or rockslides inland.
Pressure eases if…
Flooding risk would ease as swells and tides decline.
Road access could improve after rockslide clearance and rainfall weakens.
Still unclear
The full extent of damage to homes, roads and public infrastructure was not established.
The duration of individual beach closures and road blockages remains unclear.
Market implications
Market impact
Sources (2)
References for the reported details. Separate links do not necessarily mean independent confirmation.
Available excerpt
NEWPORT BEACH, Calif. -- The remnants of Tropical Storm Rachel, along with a separate storm system over the Western United States, continued to sweep across…A short excerpt from our source record; open the original for the full article.
Available excerpt
The National Weather Service said on Sunday that Rachel has been downgraded to a post-tropical storm after causing flooding and damage in southern California over…A short excerpt from our source record; open the original for the full article.
First tracked by DoomRadar: . AI-assisted analysis · . Based on linked headlines and available excerpts. Methodology · Report an error.