@abc13houston: Tropical Storm Isaias is expected to strengthen into a category two hurricane as the system tracks north through the central Gulf before making landfall somewhere between New Orleans and Pensacola late Friday night. #tropicalstormisaias #hurricaneisaias #hurricane #gulfcoast #gulfofmexico #stormwatch #landfall #pensacola #florida #alabama #mississippi #biloxi #mobile #weather #abc13 #gulfofamerica #gulf