King Tides and Slow-Moving Storm Threaten Southeast Coast With Severe Flooding Ahead of Halloween

The Atlantic may have a few tropical tricks before Halloween, as a slow-moving Atlantic storm and some of the highest tides of the year threaten to flood coastal communities, erode beaches, and disrupt businesses along the Southeast coast this week.

AccuWeather expert meteorologists warn that persistent onshore winds, rough surf, and unusually high king tides are expected to bring repeated coastal flooding, dangerous rip currents, and beach erosion from Florida to South Carolina through the final week of October.

“Coastal communities, including Miami and Charleston, South Carolina, are vulnerable to multiple rounds of tidal floodings as high astronomical tides associated with the full moon combine with onshore winds pushing ocean water toward the coast,” said AccuWeather expert meteorologist Tyler Roys.

Coastal Impacts Along the Southeast Atlantic Coast This Week

• Coastal flooding: Repeated high tides could inundate low-lying roads, waterfront properties, and flood-prone neighborhoods
• Beach erosion and dangerous surf: Persistent wave action could accelerate shoreline erosion while strong rip currents threaten swimmers
• Business and transportation disruptions: Flooded roads, rough seas, and hazardous beach conditions could disrupt coastal tourism, port operations, cruise itineraries, marine transportation, and waterfront businesses

Atlantic Tropical Developments Being Monitored

AccuWeather hurricane experts are monitoring an area of low pressure moving northward from the Caribbean near the Bahamas, with a low risk of tropical development from October 27-30.

Rapid intensification is not expected, but gradual development could bring additional gusty winds to Florida and the Bahamas. Moisture associated with a nearby front could further increase rainfall and flooding concerns in communities experiencing elevated water levels from the king tides.

Regardless of whether tropical development occurs, coastal flooding, dangerous surf, and beach erosion are expected to persist along Florida’s Atlantic coast this week, with hazardous conditions extending northward into Georgia and South Carolina.

AccuWeather hurricane experts are also monitoring a low risk of tropical rain and wind impacts through November 8 across much of the Caribbean, Bermuda, and portions of the southeastern United States.