Storm History: Dallas County, Iowa
Every storm the National Weather Service has filed in Dallas 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
- 1,181
- Deaths
- 0
- Injuries
- 9
- Damage
- $181 million
- Episodes
- 583
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 |
|---|---|---|---|---|
| Tornado | 386 | 0 | 5 | $15 million |
| Hail | 229 | 0 | 1 | $2.3 million |
| Flash Flood | 213 | 0 | 0 | $5.1 million |
| Flood | 114 | 0 | 3 | $33 million |
| Thunderstorm Wind | 42 | 0 | 0 | $349,000 |
| Winter Storm | 30 | 0 | 0 | $575,000 |
| High Wind | 28 | 0 | 0 | $935,000 |
| Drought | 25 | 0 | 0 | $110 million |
| Heavy Snow | 24 | 0 | 0 | $6.9 million |
| Blizzard | 21 | 0 | 0 | $900,000 |
| Heavy Rain | 13 | 0 | 0 | |
| Ice Storm | 12 | 0 | 0 | $848,000 |
| Extreme Cold/Wind Chill | 10 | 0 | 0 | |
| Frost/Freeze | 9 | 0 | 0 | $4.0 million |
| Funnel Cloud | 8 | 0 | 0 | |
| Cold/Wind Chill | 7 | 0 | 0 | $294,000 |
| Winter Weather | 3 | 0 | 0 | |
| Lightning | 3 | 0 | 0 | $37,000 |
| Excessive Heat | 3 | 0 | 0 | $135,000 |
| Heat | 1 | 0 | 0 |
The deadliest
None recorded.
The costliest
Damage within this county, in the dollars of its year.
- Drought, July 1, 2012
- Drought, August 1, 2013
- Flood, June 12, 2010
- Drought, August 1, 2003
- Drought, August 1, 2001
- Tornado, June 29, 1998
- Heavy Snow, October 26, 1997
- Drought, August 1, 2012
- Drought, September 1, 2000
- Drought, August 14, 2000
- Drought, July 20, 1999
- Tornado, November 12, 2005
- Frost/Freeze, October 10, 2009
- Flood, June 25, 2010
- Frost/Freeze, April 11, 2012
- Flood, June 25, 2015
- Flash Flood, August 8, 2010
- Tornado, June 7, 2008
- Flood, June 20, 1996
- Hail, July 21, 2008
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
- Flash Flood, June 23, 2015
- Hail, July 9, 2021
- Flash Flood, August 19, 2022
- Hail, July 14, 2009
- Hail, August 9, 2009
- Flash Flood, June 25, 2008
- Hail, May 24, 2024
- Tornado, April 19, 2023
- Hail, October 1, 2019
- Hail, April 15, 2017
- Hail, April 12, 2014
- Hail, May 17, 2004
- Hail, June 27, 1976
- Hail, June 29, 2012
- Hail, May 25, 1964
The strongest tornadoes
- Tornado, June 13, 1976
- Tornado, May 25, 2008
- Tornado, June 22, 1964
- Tornado, June 28, 1979
- Tornado, June 7, 1984
- Tornado, July 28, 1986
- Tornado, March 13, 1990
- Tornado, April 8, 1999
- Tornado, May 7, 1962
- Tornado, May 13, 1974
- Tornado, June 28, 1990
- Tornado, April 14, 1994
- Tornado, April 11, 2001
- Tornado, November 12, 2005
- Tornado, August 19, 2019
Every episode, newest first
- Heavy Snow, February 19, 2026
- Thunderstorm Wind, August 10, 2025
- Thunderstorm Wind, July 10, 2025
- Hail, May 19, 2025
- Hail, March 14, 2025
- Blizzard, March 4, 2025
- Winter Storm, February 11, 2025
- Extreme Cold/Wind Chill, January 20, 2025
- Winter Weather, January 2, 2025
- Flash Flood, July 31, 2024
- Tornado, June 25, 2024
- Tornado, June 4, 2024
- Hail, May 24, 2024
- Tornado, May 24, 2024
- Flash Flood, May 20, 2024
- Tornado, May 6, 2024
- Tornado, April 30, 2024
- Tornado, April 26, 2024
- Tornado, April 16, 2024
- Drought, March 1, 2024
- Drought, February 1, 2024
- Extreme Cold/Wind Chill, January 13, 2024
- Blizzard, January 11, 2024
- Winter Weather, January 10, 2024
- Winter Storm, January 8, 2024
- Drought, January 1, 2024
- Drought, December 1, 2023
- Drought, November 1, 2023
- Drought, October 1, 2023
- Hail, September 19, 2023
- Drought, September 5, 2023
- Hail, June 17, 2023
- Tornado, April 19, 2023
- Tornado, March 31, 2023
- Winter Storm, February 15, 2023
- Blizzard, December 22, 2022
- Heavy Rain, November 4, 2022
- Drought, November 1, 2022
- Drought, October 18, 2022
- Hail, September 17, 2022
- Hail, August 27, 2022
- Flash Flood, August 19, 2022
- Tornado, July 7, 2022
- Flood, June 5, 2022
- Tornado, April 23, 2022
- Flash Flood, April 21, 2022
- Winter Storm, January 14, 2022
- Winter Storm, January 1, 2022
- Tornado, December 15, 2021
- Hail, August 30, 2021
- Hail, July 30, 2021
- Funnel Cloud, July 19, 2021
- Hail, July 9, 2021
- Drought, July 1, 2021
- Funnel Cloud, June 25, 2021
- Hail, June 22, 2021
- Drought, June 15, 2021
- Tornado, May 20, 2021
- Cold/Wind Chill, February 13, 2021
- Heavy Snow, January 25, 2021
- Winter Storm, December 29, 2020
- Drought, October 1, 2020
- Drought, September 1, 2020
- Tornado, August 10, 2020
- Drought, August 1, 2020
- Drought, July 14, 2020
- Hail, June 4, 2020
- Hail, June 2, 2020
- Tornado, May 26, 2020
- Extreme Cold/Wind Chill, February 12, 2020
- Blizzard, January 17, 2020
- Frost/Freeze, October 11, 2019
- Hail, October 1, 2019
- Hail, September 14, 2019
- Tornado, September 9, 2019
- Tornado, August 19, 2019
- Heavy Rain, August 17, 2019
- Hail, July 20, 2019
- Excessive Heat, July 17, 2019
- Hail, July 17, 2019
- Flash Flood, July 3, 2019
- Flash Flood, June 22, 2019
- Tornado, June 15, 2019
- Tornado, May 29, 2019
- Flood, May 27, 2019
- Flash Flood, May 23, 2019
- Flood, May 22, 2019
- Hail, May 16, 2019
- Hail, April 28, 2019
- Frost/Freeze, April 28, 2019
- Flash Flood, March 13, 2019
- Flood, March 11, 2019
- Blizzard, February 23, 2019
- Winter Storm, February 16, 2019
- Extreme Cold/Wind Chill, January 29, 2019
- Winter Storm, January 22, 2019
- Frost/Freeze, October 15, 2018
- Flood, October 9, 2018
- Flood, October 5, 2018
- Flood, September 7, 2018
- Flash Flood, September 1, 2018
- Flash Flood, July 1, 2018
- Flash Flood, June 30, 2018
- Flood, June 20, 2018
- Tornado, June 20, 2018
- Flash Flood, June 18, 2018
- Flood, June 10, 2018
- Hail, June 6, 2018
- Tornado, May 29, 2018
- Hail, May 13, 2018
- Hail, May 11, 2018
- Tornado, May 3, 2018
- Hail, May 1, 2018
- Hail, April 13, 2018
- Winter Storm, February 5, 2018
- Extreme Cold/Wind Chill, January 15, 2018
- Extreme Cold/Wind Chill, January 1, 2018
- Extreme Cold/Wind Chill, December 30, 2017
- High Wind, December 4, 2017
- Frost/Freeze, October 28, 2017
- Thunderstorm Wind, September 25, 2017
- Tornado, August 20, 2017
- Hail, July 20, 2017
- Tornado, June 28, 2017
- Flood, May 21, 2017
- Hail, May 17, 2017
- Hail, May 16, 2017
- Hail, May 10, 2017
- Hail, April 15, 2017
- Tornado, March 6, 2017
- Ice Storm, January 15, 2017
- Extreme Cold/Wind Chill, December 17, 2016
- Frost/Freeze, October 13, 2016
- Flash Flood, September 15, 2016
- Flash Flood, September 9, 2016
- Heavy Rain, September 7, 2016
- Hail, August 11, 2016
- Flash Flood, August 10, 2016
- Heavy Rain, August 1, 2016
- Excessive Heat, July 20, 2016
- Tornado, July 19, 2016
- Flash Flood, July 17, 2016
- Flash Flood, June 14, 2016
- Hail, May 30, 2016
- Flash Flood, May 25, 2016
- Flood, May 1, 2016
- Heavy Rain, April 30, 2016
- Tornado, April 27, 2016
- Hail, March 30, 2016
- Flash Flood, February 20, 2016
- Blizzard, February 2, 2016
- Winter Storm, December 28, 2015
- Flood, December 13, 2015
- Heavy Rain, December 12, 2015
- Winter Storm, November 20, 2015
- High Wind, November 11, 2015
- Tornado, November 11, 2015
- Flash Flood, September 6, 2015
- Flood, September 1, 2015
- Flash Flood, August 27, 2015
- Tornado, August 2, 2015
- Flash Flood, July 28, 2015
- Flash Flood, July 27, 2015
- Flash Flood, July 5, 2015
- Flood, June 25, 2015
- Flash Flood, June 23, 2015
- Flash Flood, June 14, 2015
- Flood, June 12, 2015
- Flash Flood, June 10, 2015
- Funnel Cloud, May 26, 2015
- Tornado, May 17, 2015
- Tornado, May 10, 2015
- Winter Storm, February 1, 2015
- Extreme Cold/Wind Chill, January 6, 2015
- Heavy Snow, January 5, 2015
- Flood, October 1, 2014
- Flash Flood, September 9, 2014
- Flood, September 1, 2014
- Tornado, August 31, 2014
- Heavy Rain, August 28, 2014
- Flash Flood, August 23, 2014
- Hail, August 20, 2014
- Heavy Rain, August 6, 2014
- Tornado, June 30, 2014
- Flash Flood, June 26, 2014
- Flash Flood, June 18, 2014
- Tornado, June 16, 2014
- Flash Flood, May 20, 2014
- Tornado, May 11, 2014
- Hail, April 28, 2014
- Hail, April 12, 2014
- Winter Storm, February 20, 2014
- Winter Storm, February 4, 2014
- High Wind, January 26, 2014
- Blizzard, January 16, 2014
- Extreme Cold/Wind Chill, January 5, 2014
- Hail, October 4, 2013
- Hail, October 4, 2013
- Hail, September 19, 2013
- Thunderstorm Wind, September 10, 2013
- Drought, August 1, 2013
- Hail, July 22, 2013
- Hail, July 2, 2013
- Funnel Cloud, June 29, 2013
- Flash Flood, June 24, 2013
- Flood, June 1, 2013
- Flash Flood, May 29, 2013
- Flash Flood, May 28, 2013
- Flood, May 26, 2013
- Hail, May 20, 2013
- Tornado, May 19, 2013
- Funnel Cloud, May 9, 2013
- Flash Flood, April 17, 2013
- Winter Storm, March 10, 2013
- Heavy Snow, February 26, 2013
- Heavy Snow, February 21, 2013
- Winter Storm, January 29, 2013
- Blizzard, December 20, 2012
- Winter Storm, December 19, 2012
- Drought, October 1, 2012
- Drought, September 1, 2012
- Hail, August 16, 2012
- Hail, August 8, 2012
- Drought, August 1, 2012
- Drought, July 1, 2012
- Hail, June 29, 2012
- Thunderstorm Wind, June 20, 2012
- Flash Flood, May 6, 2012
- High Wind, April 15, 2012
- Tornado, April 14, 2012
- Frost/Freeze, April 11, 2012
- High Wind, February 29, 2012
- Lightning, February 28, 2012
- Heavy Snow, February 4, 2012
- Heavy Snow, November 9, 2011
- Thunderstorm Wind, July 22, 2011
- Lightning, July 17, 2011
- Excessive Heat, July 15, 2011
- Hail, July 5, 2011
- Hail, July 1, 2011
- Tornado, June 26, 2011
- Flood, June 20, 2011
- Tornado, June 19, 2011
- Funnel Cloud, June 18, 2011
- Flash Flood, June 13, 2011
- Hail, June 13, 2011
- Hail, June 9, 2011
- Flood, June 9, 2011
- Thunderstorm Wind, May 24, 2011
- Tornado, March 22, 2011
Earlier years, state by state:
More
Tornadoes in Dallas CountyEvery warning in Dallas 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.