What you need to know May 4 Severe storms are possible this morning. The main threats are the possibility for tornadoes, large hail and damaging winds. (Source: WAVE 3 News) By Marsha Heller | May 4, 2021 at 2:11 AM CDT - Updated May 4 at 2:11 AM (KFVS) - Good morning, it is Tuesday, May 4. First Alert Weather A First Alert Action Day continues this morning due to the threat for tornadoes, large hail and damaging winds. We are watching a complex of storms develop across northeast Oklahoma. The storms are about to move into a favorable environment for severe weather. This complex of storms will enter our western counties shortly after midnight, move towards the Mississippi River between 3 a.m. and 4 a.m., and exit the area around 6 a.m.