(Photo: Tropical storms Marco, left, and Laura, right. | NASA)National Weather Service forecasters on Saturday have issued a hurricane watch for all of coastal Mississippi and Louisiana, including New Orleans, as two back-to-back tropical storms are expected to reach Louisiana as hurricanes next week. in a matter of hours. Update: 11:20 p.m. CST: National Weather … Continue reading UPDATED Tropical storms Marco and Laura forecast to reach Louisiana as hurricanes