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Flash Flood — Pocahontas, IA

Jun 11, 2008

An unseasonably strong storm system aloft was located over the northern Rockies. This produced a very strong northward push of moisture into Iowa. After the initial convection from the morning moved out of the area, some clearing spread into the southwest, west central, and parts of central Iowa. The atmosphere became very unstable with lifted indices falling to between -5 and -8 C. MUCAPE increased to around 4000 J/kg by evening. The low level jet increased to around 75 kts, feeding the st

Source: NOAA National Weather Service Storm Events Database (event 93707). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Pocahontas, IA

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

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