Feb 20, 2018
A prolonged period of freezing drizzle and freezing rain on February 19th and 20th produced a coating of ice on untreated surfaces across western Wisconsin. The precipitation fell with temperatures below freezing as a slow moving area of low pressure moved from the Missouri River Valley toward the Great Lakes. Ice accumulations up to a quarter of an inch were reported by a COOP observer in Osseo (Trempealeau County) and most schools were either closed or delayed on the 20th. In addition, with th
Source: NOAA National Weather Service Storm Events Database (event 739836). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Grant County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.