Despite changes in intensity, Erin’s size will drive dangerous surf and massive seas along much of the United States East Coast, as well as Atlantic Canada and Bermuda waters.

Axios Visuals Hurricane Erin's threats prompted North Carolina's governor to declare a state of emergency as the massive storm began bringing huge swells that were impacting the N.C. Outer Banks on Tuesday.

Hurricane Erin is causing dangerous swimming conditions along the East Coast even as the strength of the storm weakened.