BREAKING: National Weather Service officially issues hurricane warning for South Florida as Irma takes aims at U.S.

Having trouble viewing this email? | View it in your browser   The National Hurricane Center said Irma was maintaining Category 5 strength with sustained winds of 165 miles per hour on Thursday night. An official storm surge warning was also issued. FOR MORE ON THIS STORY, GO TO:   USATODAY.COM     Help | Advertise | Home Delivery | Privacy Policy - Your California Privacy Rights     © 2017 USA TODAY, a division of Gannett Satellite Information Network, LLC. 7950 Jones Branch Drive, McLean, VA 22108