Florida braces as Helene is expected to strengthen before landfall

Tornado warnings have been issued and flash flooding is already being seen ahead of Hurricane Helene. The storm is expected to deliver winds topping 125 mph and a potentially deadly storm surge at landfall. » Subscribe to NBC News: » Watch more NBC video: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features , , , Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! NBC News App: Breaking News Alerts: Visit : F