“As the week goes on, we’re focusing on the impacts from Hurricane Erin via rip currents, beach erosion, high surf, and coastal flooding,” the National Weather Service said.

Hurricane Erin has rapidly intensified to a Category 4 storm as it tracks above the northeastern Caribbean, churning up rough surf and sending rain and gusty winds to islands south of its path.

The Hurricane Center warned that heavy rain in some areas could trigger flash flooding, landslides and mudslides.

These coastal areas, including New York City beaches, will see dangerous rip currents, high surf, waves that could reach 12 feet, flooding, beach erosion and wind gusts between 20-40 mph.

Erin strengthened into a Category 1 hurricane with sustained winds of 85 mph on Friday evening and is more than 300 miles east of the northeastern Caribbean’s Leeward Islands, according to the Nation...