Hurricane Erin strengthened 85 mph in 24 hours to a 160 mph Category 5 hurricane putting in fourth place for rapidly intensifying storms.

Hurricane Erin was a Category 4 storm again Monday morning and is expected to grow even larger and stronger, according to the latest advisory from the National Hurricane Center. Although Erin is forecast to move north between the U.S. and Bermuda, life-threatening surf and rip currents are likely across the Atlantic coast from Florida to Canada.

Hurricane Erin is expected to bring life-threatening surf and rip currents across the U.S. eastern seaboard this week, according to the National Hurricane Center. It is now a Category 4 storm with maximum sustained winds of 130 mph.