Flash flood watches and warnings stretched from Lake Charles, La., to Evansville, Ind., as of late afternoon Thursday. More than 80 river gauges in the region reported flooding Thursday. The flood threat will last across the region even after the rain stops, as water seeps into the ground and works its way into progressively larger rivers, AccuWeather reported.

In Louisiana, 3,000 homes were under mandatory evacuations, FEMA said. At least 9,000 customers were without power, schools were closed in several parishes and many roads were closed. Quickly rising floodwaters forced mandatory evacuations of neighborhoods near swollen tributaries. Louisiana Gov. John Bel Edwards called in the state National Guard to assist rescues by boat and in big military trucks. “There has been an awful lot of damage and a lot of people affected,” Edwards said. “Our thoughts and prayers and resources are with north Louisiana.” READ MORE