The hurricane center's forecast for Helene's rapid transition from unnamed storm to Cat 3 hurricane may be the fastest ever.
Helene was expected to strengthen into a hurricane today, and it could become a major hurricane before it arrives on ...
Spaghetti models, like the NOAA cone model, visualize mathematical possibilities.
A storm system could soon become Hurricane Helene, and strike Florida later this week with winds as high as 115 mph.