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

Forecasters expect Hurricane Erin, one of the fastest rapidly intensifying storms in history, to bring flooding and dangerous currents as the Category 4 hurricane travels to the U.S. East Coast this week.

Hurricane Erin dazzled forecasters over the weekend, putting on a spectacular show of strength rarely observed, becoming only the 43rd Atlantic-basin Category 5 hurricane on record and tying Camille in 1969 for the 4th earliest-forming Category 5 ever recorded.

The Atlantic’s first hurricane of 2025 wasted no time making history. Hurricane Erin will be remembered as one of the fastest-strengthening Atlantic hurricanes on record, with perhaps the fastest intensification rate for any storm earlier than September 1, CNN reports.

The first Atlantic hurricane of the season is forecast to bring heavy rain and life-threatening surf and rip currents to the U.S. East Coast this week.

Over the weekend, Erin strengthened into powerful category 5 hurricane with winds that reached 160 miles per hour. The forecast track will keep Erin over water, but as the storm makes an approach to the US coastline, there will still be impacts felt along South Carolina beaches.

Hurricane Erin, the first hurricane of 2025 in the Atlantic, sprung up over the weekend and quickly raced to Category 5 status with maximum sustained

Forecasters said Erin should begin to slowly weaken as it increased wind shear. However, it's predicted to remain a major hurricane until late next week.

Erin is a Category 3 hurricane, the National Hurricane Center said in its 8 p.m. ET update Sunday, with sustained winds of 125 mph and tropical storm-force winds reaching out 205 miles. The storm is expected to continue to fluctuate in intensity and could double or even triple in size as it moves north and west,