Apr 2, 2024
Through the day of April 1, a warm front left much of the area in a warm, moist, and increasingly unstable airmass. This environment supported multiple waves of severe thunderstorms from the evening of April 1st through the early morning of April 2nd. Notable reports include large hail up to 2 inches in diameter, isolated damaging winds, a brief EF-0 tornado, and instances of flash flooding.
Source: NOAA National Weather Service Storm Events Database (event 1172345). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in St. Louis County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.