When on the water, dressing for success means dressing for the water temperature, not the air temperature. Not sure what that looks like? Cold water gear, including a life jacket, can protect from eventual hypothermia. So says the U.S. Coast Guard, which is reminding boaters and paddlers of the fundamental dangers of cold-water temps as the days grow longer and the sun a little warmer.

“Not only do life jackets keep you afloat, they provide insulation and make you visible to responders,” said Lt.