Police say they were able to rescue some people, but a woman and 12-year-old boy were found dead. Large swaths of Oklahoma remain under a National Weather Service flood watch through Sunday, along with parts of Missouri,

Flash floods led to two deaths in Moore, Oklahoma as severe storms hit parts of that state and Texas Saturday night. The storm system also spawned multiple tornado reports across both states.

Two people died after their vehicle was trapped in floodwaters. Hail and strong winds were possible in parts of Arkansas, Missouri and Oklahoma on Sunday, forecasters said.