Severe Thunderstorm Warning issued April 15 at 3:41PM EDT expiring April 15 at 4:30PM EDT in effect for: Saint Lucie Severe Thunderstorm Watch issued April 15 at 3:18PM EDT expiring April 15 at 10:00PM EDT in effect for: Brevard, Indian River, Martin, Okeechobee, Osceola, Saint Lucie Severe Thunderstorm Watch issued April 15 at 3:15PM EDT expiring April 15 at 10:00PM EDT in effect for: Broward, Collier, Glades, Hendry, Miami-Dade, Monroe, Palm Beach This Friday, May 16 2014, file photo, shows the General Motors logo at the company's world headquarters in Detroit. On Monday, Jan. 4, 2016, General Motors Co.