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Flash Flood — Pettis, MO

Jul 1, 2015

Several rounds of severe thunderstorms developed during the early morning hours and during the afternoon and evening hours of July 1st. Within a northwest flow pattern, extreme instability developed. As a shortwave tracked southeast over the region, increasing mid to upper level winds allowed for strong shear to develop. The greatest combination of instability and shear occurred during the afternoon and evening hours when supercell thunderstorms, producing several relatively weak tornadoes occur

Source: NOAA National Weather Service Storm Events Database (event 593838). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Pettis, MO

This event is one of many recorded floods in Pettis County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Pettis County flood data →

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