ARGENTINA NOW | THE SEA ENTERED THE STREETS: Cyclone Brings Giant Waves & Snow-Like Foam

Added: 2026-05-11

[00:01:09]Argentina's Atlantic coastline endured a  punishing 48 hours as nature unleashed a one-two punch. First, a fierce psudatada  hammered Monte Armoso on May 8th. Then a powerful extratropical cyclone swept southward  bringing 7 meter waves, destructive winds, and an almost surreal seafoam phenomenon that blanketed  beaches from Ken to Nikkoa by Saturday morning.

[00:01:58]The sequence began Thursday night into Friday,  May 8th, when a southeasterly storm surge, locally known as a Sudistada,  made landfall at Monte Hermoso.

[00:02:09]Unlike typical storms, this system drove  water directly against the coast for hours, overwhelming containment  barriers along the waterfront.

[00:03:00]Wow.

[00:03:18]The sea didn't just rise, it invaded.  Water breached the Costanara, flooding the pedestrianfriendly Dufour  area and spreading into streets normally bustling with tourists and locals. What  happened next shocked residents. The force of the wave scattered debris across  the prominade. Cables, wood planks, nails, construction materials, all ripped from  coastal structures and strewn about like toys.

[00:04:06]Heat. Heat.

[00:04:26]A lifeguard station was filmed being swept away  by the churning surf. Dragged from its foundation, though fortunately without causing injuries,  guard stations and Rambla Paradoris suffered direct impacts with some structures partially  collapsing under the relentless assault. Heat.

[00:05:25]By Friday evening, much of Monte Hermoso sat  in darkness as power lines failed across large sections of the city. Local authorities  issued urgent warnings. It is extremely dangerous to be on or travel along the  coastal road. The message was clear.

[00:05:42]Stay away from the waterfront. The sudistada  linked to the developing extratropical cyclone wasn't done. Its effects rippled north  and south affecting powwin coinierro white and other coastal communities  with similar flooding and wine damage.

[00:06:10]Heat. Heat.

[00:06:43]Then came Saturday morning, May 9th, and  with it something nobody expected. as the broader cyclone system intensified, bringing  sustained winds of 45 kilometers per hour and gusts hitting 88 km per hour along  the coast. Residents in Cain and parts of Nekosia stepped outside to an alien  landscape. Beaches weren't just wet, they were buried under thick white foam exceeding  60 cm in depth. Social media exploded with video showing the foam flying in strong gusts,  swirling around beach umbrellas near the iconic La Helis landmark and creating what look  like snow drifts along kilometers of coastline.

[00:07:56]Tourists laughed in disbelief as clouds of foam  billowed past them. But beneath the spectacle lay serious science. The cyclone's violent wave  action, producing swells up to 7 meters offshore, had churned organic matter in the seawater,  proteins, lipids, decomposing algae into a natural surfactant, creating exceptionally  dense, persistent bubbles that accumulated on mass on shore. Inepth specialists noted this  phenomenon, while visually stunning, signaled something concerning. The increasing frequency  and intensity of such compound weather events linked to climate change. Strong winds, elevated  seas, and storm surges are becoming more volatile, more unpredictable. While Koken marveled at  nature's odd artistry, other communities faced harsher realities. Necoa's Ramon Santa Marina  district recorded 180 mm of rainfall, forcing the evacuation of 10 residents to agricultural school  number one. In Mardell Plata, the port consortium activated emergency protocols, closing the south  breakwater and suspending all maritime activities.

[00:09:45]The naval prefecture locked down Nikicochia's  Harbor. Schools closed across multiple districts.

[00:09:51]Roads flooded. Trees fell. Monte Hermoso's  municipality took the drastic step of cutting power to the entire coastal zone, citing downed  cables and hazardous materials washed ashore.

[00:10:15]Acting Mayor Agugustine Ne of General  Pueradon emphasized the coordinated response. We are working with civil  defense and the municipal team. The coast is where we are suffering the most and we  are keeping people away. By Saturday afternoon, the National Meteorological Service downgraded  alerts from orange to yellow, though wind warnings persisted. Gusts up to 70 km per hour  remained possible along the coast. The forecast offered cautious optimism. Winds would ease by  evening, Sunday would bring calmer conditions, and recovery could begin in earnest. Yet the  dual impact of these events, the Sudistada's destructive surge, and the cyclones foam-filled  aftermath raises uncomfortable questions, Monte Hermoso's breached barriers, Nikicocha's  evacuations, Mardell Plata's port closures, and Ken's unpreced uncedented foam accumulation  aren't isolated incidents. They're symptoms of a coastline increasingly vulnerable to  intensifying weather systems where high tides, strong winds, heavy rains, and storm  surges converge with devastating effect.