National Weather Service United States Department of Commerce
Winter Storms (updated 1/20/16)
Thunderstorms and Tornadoes (updated 1/20/16)
Floods and Flash Floods (updated 1/20/16)
  • December 13-14, 2015 - Strong and unseasonably warm storm system bringing widespread 1-3 inch rainfall and major flooding
  • June 30, 2014 - Bow echo with widespread flash flooding
  • Spring 2013 - Spring Snowmelt of 2013
  • July 27-28, 2011 - Record rainfall and catastrophic flash flooding in Dubuque and Jo Daviess Counties
  • June 23, 2010 - Highway 20 Corridor Record Flooding and Lake Delhi Dam Break
  • Flood of 2008 - Record River Flooding on the Cedar and Iowa Rivers, including Iowa City and Cedar Rapids
  • October 7, 2007 - Delaware County Flash Flood
  • April 2001 - Spring Snowmelt Flood of 2001
  • Summer 1993 - Great Flood of 1993
  • April 1965 - Spring Snowmelt Flood of 1965
Other Events of Interest