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Flash Flood — Dallas, IA

Aug 23, 2002

A nearly stationary front extended east to west across Iowa during the afternoon of the 22nd. The airmass was primed with dew point temperatures in the mid 70s south of the front and precipitable water values around 2 inches. Thunderstorms erupted during the early evening hours over Nebraska and advanced east into Iowa along the front. The storms were generally speaking now severe. Gusty winds and heavy rain was produced by most of them. Just as the storms approached central Iowa, a bow ech

Source: NOAA National Weather Service Storm Events Database (event 5311459). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Dallas, IA

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

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