Despite being over the warm waters of the Gulf Stream, Alberto is not expected to intensify much over the next couple of days.

CNN: Tropical Storm Alberto forms in the Atlantic

The author of that work, Glen MacDonald of UCLA, has noted that the only way to get that region so warm is with a massive influx of Gulf Stream water from the Atlantic.

FORBES: Global Warming: Hotheads, Flatliners and Lukewarmers, Part One

Warm conditions in the Atlantic and cooler conditions than normal in the Pacific Ocean also have forced the jet stream farther north and created a corridor for newly born hurricanes to move unimpeded from the ocean waters up the Atlantic coast, Liu said.

CNN: graphic