As of Saturday morning, Hurricane Erin had strengthened into a Category 4 storm -- but is on the cusp of becoming a Category 5 storm -- with maximum sustained winds of up to 155 mph, the National Hurricane Center said. The hurricane is forecast to become a Category 5 storm later on Saturday.

The first hurricane of the 2025 season has intensified into a Category 4 storm and will turn north just before the U.S. east coast next week. Forecasters are also tracking a new system in the

Hurricane Erin is rapidly intensifying as it tracks above the northeastern Caribbean Saturday, churning up rough surf and sending rain and gusty winds to islands south of its path.