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Science · Distant Swell

The Storm That Never Landed Wrecked the Coast

Tropical Storm Marie never made landfall, but its swell on high tides wrecked homes from Dana Point to Malibu and forced 20 evacuations in Long Beach.

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Twenty homes emptied in minutes. Not because a hurricane hit Southern California — it never did — but because a storm hundreds of miles offshore sent the ocean through a seawall and into a neighborhood street, turning asphalt into a lake before residents could move their cars 3 7. That is the scale of what Tropical Storm Marie did from roughly September 6 through September 8: no landfall, no tropical-storm watch or warning for California, and still houses smashed, a driveway gone, and dozens of red tags across more than 50 miles of coast 12 13.

Key facts

  1. 20Homes evacuated in Long Beach 3
  2. 12 ftWaves that breached Long Beach seawall 7
  3. 31Malibu properties later red-tagged 11
  4. ~30 ftDepth of Malibu sinkhole collapse 4

Marie stayed offshore, swell came ashore

  1. Thu Sep 3

    Hurricane Marie peaks southwest of Baja with sustained winds near 80 knots.

    19
  2. Sat Sep 5

    Still a hurricane at 80 knots, moving northwest offshore.

    16
  3. Mon Sep 7, 0900 UTC

    Weakens to tropical storm with 55-knot winds and 986 mb pressure near 24.4N 123.7W.

    12
  4. Tue Sep 8

    National Hurricane Center issues last advisory, classifying Marie post-tropical.

    13

Marie, designated EP132026, peaked as a hurricane southwest of the Baja peninsula with maximum sustained winds near 80 knots and gusts to 100 knots 16 19. By the morning of September 7 it was centered near 24.4N 123.7W, moving northwest at 7 knots, with 55-knot winds gusting to 65 knots and minimum pressure of 986 mb 12. It was classified post-tropical in the last advisory on September 8 13. What struck California was never wind or rain from the center. It was long-period south swell arriving on top of Labor Day high tides, the combination that lets 10-foot offshore waves become 12-foot breakers against walls and bluffs 2 5.

In Dana Point, the damage fell house by house along Beach Road in Capistrano Beach. Aerial views showed flooding smashed through oceanfront homes, leaving at least one nearly or completely demolished and several others severely damaged 6 10. The city declared a local emergency and crews began placing hundreds of boulders along the shore to shield what remained 6. No injuries were reported in Dana Point 8. The count of uninhabitable homes is where certainty breaks down: CBS Los Angeles reported seven homes red-tagged 8, later city-linked reporting put it at nine red-tagged and seven yellow-tagged in the Capistrano Bay and Beach Road area after another high tide 2, while another tally counted 14 beachfront homes damaged across Orange County, about a dozen uninhabitable 9.

Conditions were normal, and within five minutes the entire street became a lake.

Evelina Mardirossian 7

Long Beach saw the largest single evacuation, along Seaside Walk on the Peninsula between about 63rd and 67th Place 3. Twelve-foot waves smashed through the seawall, shredded the boardwalk, flooded homes, destroyed cars and left the street under water within minutes 7. Resident Evelina Mardirossian, 77, described normal conditions flipping in five minutes to a lake 7. Officials pulled roughly 20 homes, described in some reports as 19 structures housing 24 dwelling units 3. The evacuation order was lifted Wednesday morning, September 9 2. No homes there were red-tagged and one was yellow-tagged, but the boardwalk between 63rd and 68th Place remained closed 2.

Malibu lost the ground itself

In Malibu, early Tuesday, September 8, a beachfront driveway on the 31600 block of Sea Level Drive East collapsed into a sinkhole roughly 30 by 30 to 30 by 60 feet and up to about 30 feet deep 4. The property was widely reported as belonging to actor Nicolas Cage 4. Waves were visible through the hole beneath the house, which remained standing on its pilings 4. A gas main ruptured and SoCalGas shut off service, while water service was also shut off to prevent a break 4. Five homes were initially red-tagged for hazardous conditions, a figure that later rose to 31 properties red-tagged and evacuated, mainly because the private road’s only access was blocked 4 11. The homeowners association began permitted repairs, officials said the hole did not grow much overnight, and work was expected to take about five weeks 2.

Where

  1. 1Sea Level Drive East, Malibu
  2. 2Seaside Walk, Long Beach
  3. 3Beach Road, Dana Point

The same erosion stripped the beach around the Malibu homes, leaving a roughly 10-foot sand drop-off that exposed about a dozen pilings 2. A drainage pipe that broke on Sunday drifted offshore before lifeguards removed it, and a lifeguard tower was relocated about a quarter mile inland 2. Those details describe the wider loss of sand and infrastructure, though they were not confirmed as a single official account tied to the driveway site 2. By late September 9 the damaging swell was subsiding, but a beach hazards statement covered portions of the Los Angeles County coast with lingering rip currents, a coastal flood advisory ran into Wednesday evening for Orange and San Diego county beaches, and small craft advisories were up on some waters 2. The next dominant threat was not surf at all but extreme heat, with a developing El Nino pattern raising the prospect of more distant-storm swells in the months ahead 2 28.

Known

  • Marie never made landfall and no tropical-storm watch or warning was issued for California. 13
  • About 20 Long Beach homes were evacuated after the seawall was compromised. 3
  • At least seven Dana Point homes were red-tagged, with later tallies higher. 8

Unknown

  • No official total cost of repairs has been established.
  • The definitive red-tag counts remain unsettled across Dana Point and Malibu sources.

Next

  • Whether Malibu bluff repairs hold to the five-week estimate.
  • When the Long Beach boardwalk fully reopens and access normalizes.
As aired 15 lines
  1. A storm that never touched California's coast destroyed a beachfront home and emptied a neighborhood.
  2. The swell from Tropical Storm Marie, riding the highest tides of the year, drove twelve-foot waves into the seawalls and stripped the beaches from Dana Point to Malibu.
  3. Tonight, the question is exactly how many homes are now too dangerous to enter.
  4. That's the scene in Long Beach, where the waves smashed through the seawall and turned the street into a lake within minutes.
  5. Marie formed as a hurricane southwest of Baja, peaking with sustained winds near eighty knots. It weakened to a tropical storm, stayed hundreds of miles offshore, and was finally declared post-tropical on September eighth. It never made landfall, and no watch or warning was ever issued for California.
  6. The damage stretched across two counties and more than fifty miles of coastline.
  7. In Dana Point's Capistrano Beach, flooding devastated the homes along Beach Road. At least one home was nearly destroyed, and several others were severely damaged. The city declared a local emergency and has been placing hundreds of boulders along the shore to protect what's left.
  8. In Dana Point, seven homes were red-tagged, but later tallies put the figure at nine, with seven yellow-tagged. Fourteen beachfront homes were damaged across Orange County, about a dozen uninhabitable. In Malibu, the red-tag list grew from five to thirty-one after the private access road was blocked.
  9. In Long Beach, the evacuation was the largest. Officials pulled about twenty homes off the Peninsula after twelve-foot waves compromised the seawall and shredded the boardwalk.
  10. The water rose so fast that cars were destroyed and the boardwalk was left in pieces.
  11. In Malibu, the ground itself gave way. A driveway collapsed into a sinkhole up to thirty feet deep, with waves visible through the hole beneath the house.
  12. The storm stripped about ten feet of sand, exposing a dozen pilings under the house. A broken drainage pipe drifted offshore before lifeguards removed it, and a lifeguard tower was moved a quarter-mile inland. A gas main ruptured, and utilities were shut off. The city declared a local emergency, and the repair is expected to take about five weeks.
  13. The surf is subsiding, but hazards remain. Rip currents and lingering swell are under a beach hazards statement, and a coastal flood advisory covers Orange and San Diego beaches. Small craft advisories are up on some waters. And the next threat isn't surf at all — it's extreme heat.
  14. So how many homes are too dangerous to enter? The honest answer is that officials can't agree. In Dana Point, counts range from seven to nine red-tagged. In Malibu, the number grew from five to thirty-one, but many were evacuated simply because the only access road was blocked. The repair bill isn't priced yet, and the boardwalk is still closed.
  15. And with El Niño developing, more distant-storm swells like this one are expected in the months ahead.

Sources

  1. Hurricane Lowell wreaks havoc on Hawaii with flooding, rain, windABC News · Sep 8 · video
  2. SoCal coastline battered by Marie as El Niño is just getting started - Los Angeles Timeswww.latimes.com
  3. Dozens of homes evacuated in Long Beach due to storm damage, high surf - Los Angeles Timeswww.latimes.com
  4. California coastal erosion forces evacuations, opens sinkhole at celebrity home | Fox Weatherwww.foxweather.com
  5. Waves demolished this beach and tore at Long Beach homes’ foundations. Why this storm was different | LAistlaist.com
  6. Powerful surf damages beachfront homes in Dana Point – NBC Los Angeleswww.nbclosangeles.com
  7. Long Beach homeowners flee as 12-foot waves smash seawall, flood homes and destroy carsnypost.com
  8. 7 Dana Point homes red-tagged due to damage from high surf - CBS Los Angeleswww.cbsnews.com
  9. Tropical Storm Marie damages 14 beachfront homes in Orange Countynypost.com
  10. Powerful surf damages beachfront homes in Dana Pointwww.nbclosangeles.com
  11. Beachfront Homeowners in LA, Orange County Slammed by Marie - MyNewsLA.commynewsla.com
  12. www.nhc.noaa.govwww.nhc.noaa.gov
  13. Tropical Storm Marie Forecast Advisorywww.nhc.noaa.gov
  14. Tropical Storm Marie Forecast Advisorywww.nhc.noaa.gov
  15. Tropical Storm Marie Forecast Discussionwww.nhc.noaa.gov
  16. Hurricane Marie Forecast Advisorywww.nhc.noaa.gov
  17. www.nhc.noaa.govwww.nhc.noaa.gov
  18. www.nhc.noaa.govwww.nhc.noaa.gov
  19. Hurricane Marie Forecast Advisorywww.nhc.noaa.gov
  20. www.nhc.noaa.govwww.nhc.noaa.gov
  21. www.nhc.noaa.govwww.nhc.noaa.gov
  22. Marie set to reach hurricane strength. What Southern California can expect | KTLAktla.com
  23. Hurricane Marie destroys beaches, homes and prompts hundreds of rescues – Orange County Registerwww.ocregister.com
  24. Southern California coastlines are reeling from the effects of Tropical Storm Marie | LAistlaist.com
  25. Hurricane Marie brings rain and thunderstorms to Southern California, with more heat to come – Daily Newswww.dailynews.com
  26. Marie Just Got Downgraded — Here's Why California, Baja and the Grand Canyon Still Aren't in the Clearwww.latintimes.com
  27. Future Hurricane Marie: 5 ways it could impact Southern California on Labor Day - Los Angeles Timeswww.latimes.com
  28. Dangerous Heat to Follow Rain, Thunderstorms in Southland | KFI AM 640kfiam640.iheart.com
  29. Hurricane Marie Brings 10-Foot Waves To California Beaches (Photos)www.forbes.com
  30. Huge waves from hurricane blast Southern California beacheswww.sfchronicle.com
  31. Marie-driven waves flood Southern California, force evacuationswww.yahoo.com
  32. Hurricane Marie is spinning far out in the Pacific while its swell is already breaking on Southern California beaches, KTLA 5 reports, with the surf arriving days ahead of a storm that never comes ashorespacedaily.com

Revision log

  1. r1First published.