Storm History: Mills County, Iowa
Every storm the National Weather Service has filed in Mills County, Iowa: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.
The record
- Events
- 516
- Deaths
- 1
- Injuries
- 8
- Damage
- $14 million
- Episodes
- 394
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Every year
By kind of event
Counted under the kind that heads each episode.
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Hail | 145 | 0 | 5 | $165,000 |
| Tornado | 109 | 0 | 3 | $3.2 million |
| Thunderstorm Wind | 64 | 0 | 0 | $18,000 |
| Winter Storm | 38 | 0 | 0 | |
| Cold/Wind Chill | 23 | 0 | 0 | |
| High Wind | 21 | 0 | 0 | |
| Flood | 21 | 0 | 0 | $9.1 million |
| Blizzard | 16 | 0 | 0 | |
| Heat | 15 | 0 | 0 | |
| Excessive Heat | 15 | 0 | 0 | |
| Flash Flood | 12 | 0 | 0 | $117,000 |
| Extreme Cold/Wind Chill | 10 | 0 | 0 | |
| Drought | 10 | 0 | 0 | |
| Heavy Snow | 7 | 0 | 0 | $1.1 million |
| Winter Weather | 4 | 1 | 0 | |
| Ice Storm | 3 | 0 | 0 | |
| Funnel Cloud | 2 | 0 | 0 | |
| Lightning | 1 | 0 | 0 | $250,000 |
The deadliest
The costliest
Damage within this county, in the dollars of its year.
- Flood, August 1, 2011
- Flood, June 9, 1998
- Tornado, May 5, 2007
- Heavy Snow, October 25, 1997
- Tornado, August 22, 1988
- Tornado, September 4, 1989
- Lightning, July 8, 2009
- Tornado, April 14, 1994
- Hail, June 25, 1994
- Flash Flood, August 10, 2025
- Hail, July 12, 1994
- Tornado, April 11, 2001
- Flood, June 11, 2010
- Tornado, October 31, 2000
- Tornado, June 16, 1992
- Flood, July 1, 2011
- Tornado, April 11, 2001
- Flash Flood, May 6, 2007
- Thunderstorm Wind, April 11, 2001
- Flood, July 1, 2010
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
- Hail, August 18, 2011
- Hail, September 17, 2022
- Hail, June 15, 2017
- Hail, July 24, 1986
- Flash Flood, June 24, 2024
- Hail, August 6, 2011
- Hail, April 30, 2024
- Tornado, May 7, 2023
- Hail, April 13, 2018
- Hail, June 29, 2017
- Hail, April 6, 1998
- Hail, May 9, 1990
- Hail, May 12, 1986
- Hail, April 23, 2022
- Hail, March 6, 2017
The strongest tornadoes
- Tornado, May 27, 1995
- Tornado, August 28, 1979
- Tornado, June 16, 1992
- Tornado, April 14, 1994
- Tornado, April 26, 2024
- Tornado, September 26, 1973
- Tornado, May 1, 1983
- Tornado, May 6, 1983
- Tornado, April 26, 1984
- Tornado, May 5, 2007
- Tornado, April 14, 2012
- Tornado, October 4, 2013
- Tornado, June 3, 2014
- Tornado, December 15, 2021
Every episode, newest first
- Thunderstorm Wind, June 30, 2026
- Heat, June 28, 2026
- Hail, June 13, 2026
- Tornado, June 11, 2026
- Hail, June 5, 2026
- Hail, May 15, 2026
- Thunderstorm Wind, April 9, 2026
- High Wind, March 15, 2026
- Hail, March 6, 2026
- Winter Storm, February 19, 2026
- High Wind, January 21, 2026
- High Wind, December 28, 2025
- High Wind, December 18, 2025
- High Wind, December 9, 2025
- High Wind, November 25, 2025
- Hail, October 5, 2025
- Flash Flood, August 10, 2025
- Excessive Heat, July 29, 2025
- Excessive Heat, July 27, 2025
- Thunderstorm Wind, July 10, 2025
- Excessive Heat, June 20, 2025
- Thunderstorm Wind, June 20, 2025
- Thunderstorm Wind, June 16, 2025
- Tornado, April 17, 2025
- Thunderstorm Wind, April 1, 2025
- Thunderstorm Wind, March 14, 2025
- Blizzard, March 4, 2025
- Thunderstorm Wind, February 25, 2025
- Extreme Cold/Wind Chill, February 19, 2025
- Extreme Cold/Wind Chill, February 17, 2025
- High Wind, December 19, 2024
- Excessive Heat, August 25, 2024
- Excessive Heat, July 29, 2024
- Excessive Heat, July 15, 2024
- Flood, July 1, 2024
- Flash Flood, June 24, 2024
- Tornado, May 24, 2024
- Tornado, May 6, 2024
- Hail, April 30, 2024
- Tornado, April 26, 2024
- Extreme Cold/Wind Chill, January 12, 2024
- Blizzard, January 11, 2024
- Excessive Heat, August 19, 2023
- Hail, July 17, 2023
- Tornado, May 7, 2023
- Tornado, April 19, 2023
- Winter Storm, February 16, 2023
- Extreme Cold/Wind Chill, December 22, 2022
- Hail, September 17, 2022
- Tornado, June 14, 2022
- Hail, June 7, 2022
- Hail, April 23, 2022
- Tornado, April 12, 2022
- Thunderstorm Wind, March 29, 2022
- Tornado, March 5, 2022
- Tornado, December 15, 2021
- Thunderstorm Wind, August 25, 2021
- Extreme Cold/Wind Chill, February 14, 2021
- Winter Storm, January 25, 2021
- Blizzard, January 14, 2021
- Winter Storm, December 29, 2020
- Thunderstorm Wind, October 11, 2020
- Thunderstorm Wind, June 9, 2020
- Winter Storm, April 16, 2020
- Flood, May 28, 2019
- Flood, April 1, 2019
- Flash Flood, March 12, 2019
- Blizzard, February 23, 2019
- Heavy Snow, February 16, 2019
- Cold/Wind Chill, January 29, 2019
- Winter Storm, January 22, 2019
- Winter Storm, January 12, 2019
- High Wind, January 1, 2019
- Winter Storm, December 1, 2018
- Blizzard, November 25, 2018
- Tornado, June 18, 2018
- Hail, June 6, 2018
- Hail, April 13, 2018
- Heavy Snow, January 11, 2018
- Hail, June 29, 2017
- Hail, June 22, 2017
- Tornado, June 16, 2017
- Hail, June 15, 2017
- Hail, April 15, 2017
- Hail, March 6, 2017
- Hail, June 27, 2016
- Hail, April 24, 2016
- Thunderstorm Wind, August 22, 2015
- Hail, August 2, 2015
- Thunderstorm Wind, July 24, 2015
- Hail, May 7, 2015
- Winter Storm, February 1, 2015
- Winter Storm, January 31, 2015
- Cold/Wind Chill, January 7, 2015
- Cold/Wind Chill, December 30, 2014
- Hail, July 7, 2014
- Tornado, June 3, 2014
- Cold/Wind Chill, March 2, 2014
- Cold/Wind Chill, February 5, 2014
- Winter Storm, February 4, 2014
- High Wind, January 26, 2014
- Cold/Wind Chill, January 22, 2014
- Extreme Cold/Wind Chill, January 5, 2014
- Tornado, October 4, 2013
- Hail, May 30, 2013
- Hail, May 19, 2013
- Drought, April 1, 2013
- Blizzard, March 10, 2013
- Drought, March 1, 2013
- Heavy Snow, February 21, 2013
- Drought, February 1, 2013
- Heavy Snow, January 29, 2013
- Drought, January 1, 2013
- Blizzard, December 19, 2012
- Drought, December 1, 2012
- Drought, November 1, 2012
- Drought, October 1, 2012
- Drought, September 1, 2012
- Hail, August 15, 2012
- Hail, August 8, 2012
- Drought, August 1, 2012
- Drought, July 24, 2012
- Heat, July 17, 2012
- Excessive Heat, July 3, 2012
- Heat, June 27, 2012
- Thunderstorm Wind, May 6, 2012
- Tornado, April 14, 2012
- Hail, March 26, 2012
- Winter Storm, February 4, 2012
- Winter Weather, January 11, 2012
- Flood, September 1, 2011
- Flash Flood, August 22, 2011
- Hail, August 18, 2011
- Hail, August 6, 2011
- Excessive Heat, August 1, 2011
- Flood, August 1, 2011
- Heat, July 26, 2011
- Excessive Heat, July 15, 2011
- Heat, July 10, 2011
- Flood, July 1, 2011
- Heat, June 30, 2011
- Tornado, June 26, 2011
- Hail, June 19, 2011
- Hail, June 14, 2011
- Hail, June 9, 2011
- Flood, June 1, 2011
- Hail, May 21, 2011
- Flood, May 1, 2011
- Tornado, March 22, 2011
- Winter Weather, February 24, 2011
- Cold/Wind Chill, February 8, 2011
- Winter Storm, February 1, 2011
- Winter Storm, January 31, 2011
- Winter Storm, January 22, 2011
- Winter Weather, January 9, 2011
- Blizzard, December 11, 2010
- Excessive Heat, August 8, 2010
- Hail, August 3, 2010
- Heat, August 2, 2010
- Flood, August 1, 2010
- Heat, July 22, 2010
- Heat, July 17, 2010
- Thunderstorm Wind, July 14, 2010
- Heat, July 14, 2010
- Flood, July 1, 2010
- Heat, June 26, 2010
- Flood, June 11, 2010
- Hail, April 29, 2010
- Winter Weather, January 24, 2010
- Winter Storm, January 6, 2010
- Blizzard, December 24, 2009
- Blizzard, December 7, 2009
- Lightning, July 8, 2009
- Thunderstorm Wind, June 24, 2009
- Excessive Heat, June 22, 2009
- Cold/Wind Chill, January 14, 2009
- Ice Storm, December 18, 2008
- Cold/Wind Chill, December 14, 2008
- Hail, September 23, 2008
- Thunderstorm Wind, July 15, 2008
- Funnel Cloud, July 8, 2008
- Hail, June 27, 2008
- Tornado, June 20, 2008
- Hail, June 19, 2008
- Flood, June 7, 2008
- Tornado, June 5, 2008
- Tornado, June 4, 2008
- Flood, June 1, 2008
- Tornado, May 29, 2008
- Thunderstorm Wind, May 25, 2008
- High Wind, May 24, 2008
- Hail, April 21, 2008
- Extreme Cold/Wind Chill, February 20, 2008
- Ice Storm, December 10, 2007
- Ice Storm, December 1, 2007
- Hail, August 20, 2007
- Thunderstorm Wind, August 12, 2007
- Thunderstorm Wind, August 6, 2007
- Flash Flood, May 6, 2007
- Tornado, May 5, 2007
- Hail, March 31, 2007
- Hail, March 21, 2007
- Blizzard, March 1, 2007
- Cold/Wind Chill, February 14, 2007
- Heavy Snow, January 20, 2007
- Hail, July 13, 2006
- Thunderstorm Wind, July 13, 2006
- Thunderstorm Wind, July 13, 2006
- Hail, June 27, 2006
- Hail, June 27, 2006
- Hail, May 8, 2006
- Hail, May 8, 2006
- Hail, April 15, 2006
- Hail, April 11, 2006
- Hail, April 11, 2006
- Thunderstorm Wind, July 25, 2005
- Thunderstorm Wind, July 25, 2005
- Heat, July 22, 2005
- Thunderstorm Wind, June 28, 2005
- Thunderstorm Wind, April 20, 2005
- Winter Storm, January 4, 2005
- Hail, August 26, 2004
- Hail, August 3, 2004
- Thunderstorm Wind, August 3, 2004
- Hail, July 12, 2004
- Thunderstorm Wind, May 30, 2004
- Flood, May 24, 2004
- Hail, May 22, 2004
- Hail, May 17, 2004
- Hail, May 17, 2004
- Hail, May 8, 2004
- Winter Storm, February 5, 2004
- Winter Storm, February 1, 2004
- Cold/Wind Chill, January 28, 2004
- Cold/Wind Chill, January 27, 2004
- Winter Storm, January 25, 2004
- Cold/Wind Chill, January 5, 2004
- Winter Storm, January 3, 2004
- Winter Storm, December 9, 2003
- Hail, August 10, 2003
- Hail, August 10, 2003
- Thunderstorm Wind, July 5, 2003
- Thunderstorm Wind, July 5, 2003
- Hail, June 24, 2003
- Thunderstorm Wind, June 24, 2003
- Hail, June 24, 2003
- High Wind, June 23, 2003
- Hail, May 4, 2003
- Hail, May 4, 2003
- Hail, May 4, 2003
Earlier years, state by state:
More
Tornadoes in Mills CountyEvery warning in Mills County since 1986Every county in Iowa
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.