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Flood — Union, SD

Mar 30, 2020

A significant early spring storm wrapped up while moving from Kansas on the morning of Saturday, March 28 to Wisconsin early morning March 29. While temperatures were, in general, too warm for snowfall with the exception of some higher elevation locations receiving 1 to 3 inches of snowfall during the afternoon and evening of March 28, there was appreciable rainfall from 1 to 2 inches from far eastern South Dakota into parts of northwest Iowa and southwest Minnesota.

Source: NOAA National Weather Service Storm Events Database (event 875534). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Union, SD

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

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