Abc7ny iconAbc7nySep 24, 2026 ~4 min source read

Long Island prepares for nor'easter threat: coastal flooding, beach erosion, and damaging winds expected

Officials and coastal businesses are taking routine and emergency steps as a nor'easter approaches, with high tides, 40–55 mph gusts, rough surf, and localized flooding forecast for south shore communities.

Long Island bracing for coastal flooding, beach erosion, and wind damage from weekend nor'easter

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South Shore communities should expect coastal flooding, beach erosion, and peak wind gusts in the 50–55 mph range late Friday into Saturday.

Coastal businesses and mariners are following established flood plans: elevating equipment, sandbagging, securing boats, and readying cleanup tools.

The useful part

ABC7 New York Weather Long Island braces for nor'easter coastal flooding, beach erosion and wind damage Stay with the Eyewitness News AccuWeather team for continuing updates. Krista McNally has the details on how Long Island is preparing for the nor'easter. By Eyewitness News Share LONG ISLAND, New York (WABC) -- Businesses in coastal areas of Long Island are preparing for potential flooding as an expected storm threatens rain, wind and coastal flooding impacts.

How it works

  • "We are going to slow down on production of food because we might be closed a few days," said Lynda Nenninger, co-owner of the Chowder Bar.
  • Patrick Eagan of Seaford said his experience during Superstorm Sandy has influenced how he prepares for severe weather.
  • In Howard Beach, water was already high in Shellbank Basin, a channel lined with docks behind Lenny's Clam Bar.
  • RELATED | Visit National Water Prediction Service for water level, flood impact information Follow the Weather or Not podcast with Lee Goldberg Please fill out the form below to submit weather photos and...
  • MORE ACCUWEATHER RESOURCES Check AccuTrack Radar Air Quality Tracker NWS Advisories, Watches and Warnings School closings and delays For weather updates wherever you go, please download the AccuWeather app.

What to take from it

"We have a few pieces of equipment that is permanently on milk crates because we flood pretty often," Nenninger said. On the South Shore in Suffolk County, some business owners say flood preparations have become routine. Nenninger said the restaurant, which has been in business for 38 years, has flood plans in place.

Example or evidence

  • She added, "We are kind of built like a boat, we have no insulation in the walls, no rugs." Boaters are also preparing for the storm.
  • "We are going to bat all the hatches down and put up the canvases and try to tie it up the best we can and hopefully everyone can weather the storm," said Janna O'Grady of Bay Shore.
  • George Gorman said conditions along the coast were already beginning to change.
  • "The surf is coming up now, it's already starting, it's rougher you can see higher wave heights," Gorman said.

Details worth keeping

At Jones Beach, crews built large piles of sand to help protect the shoreline and infrastructure. According to Gorman, the Long Island regional director at the New York State Office of Parks, natural dune defenses can help prevent flooding. Not everyone was convinced the preparations would be enough.

Related coverage

  • Nbcnewyork: A coastal low will meander offshore just east of the tri-state and New England this weekend, bringing gusty wind, rough surf and rain.
  • Abc7ny: Flooding continues across parts of Long Island as coastal communities brace for another high tide after a powerful nor'easter caused widespread outages and beach erosion.
  • Abc7ny: Floodwaters that inundated parts of Long Beach on Saturday morning began receding as the high tide passed, offering some relief to residents in a community long plagued by chronic flooding.
  • Abc7ny: A strong storm will develop offshore later in the week and could impact the Jersey Shore and Long Island, bringing some rain to the Tri-State area this weekend.

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