A tropical wind and rainstorm along the Atlantic coast will strengthen while moving northward and deliver damaging winds, major coastal flooding and heavy rainfall on par with a hurricane or powerful nor'easter from Sunday to Tuesday, AccuWeather meteorologists warn.

The tail end of king tides and the ramp-up of the storm have already been producing flooding along parts of the southern Atlantic Coast from Friday to Saturday. Conditions will worsen farther north as the storm strengthens and begins to move.

"It is possible this storm may evolve into a sub-tropical or hybrid storm that is part tropical and part non-tropical in nature. If it becomes a subtropical storm, it would be named Lorenzo, as that is the next storm name on the list for the 2025 Atlantic season," AccuWeather Lead H

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