Storm History: Lyon County, Iowa

Events

774

Deaths

1

Injuries

3

Damage

$56 million

Episodes

597

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.

Open the live radar over Lyon County

• Tornado, April 26, 19861 death · 2 injured · $5.0 million · F2 · 2 events here

• Flood, June 20, 2024$13 million · 7 events here
• Drought, October 1, 2023$5.5 million · 1 event here
• Drought, October 18, 2022$5.4 million · 1 event here
• Tornado, April 26, 19861 death · 2 injured · $5.0 million · F2 · 2 events here
• Winter Storm, April 9, 2013$5.0 million · 1 event here
• Flash Flood, June 12, 2001$4.0 million · 2.5 in hail · 3 events here
• Flood, June 1, 2019$4.0 million · 1 event here
• Flood, June 15, 2014$3.0 million · 1 event here
• Tornado, July 6, 1978$2.5 million · F2 · 2 events here
• Flood, March 13, 2019$1.9 million · 1 event here
• Drought, August 25, 2020$900,000 · 1 event here
• Tornado, April 25, 1994$600,000 · F1 · 3 events here
• Hail, August 28, 2021$540,000 · 4 in hail · 6 events here
• Tornado, June 25, 2010$520,000 · EF4 · 3 events here
• Tornado, April 21, 1985$500,000 · F1 · 2 events here
• Tornado, May 7, 1993$500,000 · F2 · 1 event here
• Drought, July 1, 2021$459,000 · 1 event here
• Tornado, June 12, 1994$251,000 · F2 · 4 events here
• Tornado, July 25, 1960$250,000 · F1 · 1 event here
• Winter Storm, January 27, 2023$250,000 · 1 event here

• Hail, August 28, 2021$540,000 · 4 in hail · 6 events here
• Flash Flood, July 9, 20094 in hail · 5 events here
• Hail, September 22, 20102.75 in hail · 5 events here
• Hail, June 27, 19982.75 in hail · 2 events here
• Flash Flood, June 12, 2001$4.0 million · 2.5 in hail · 3 events here
• Hail, June 19, 1996$200,000 · 2.5 in hail · 1 event here
• Hail, April 28, 20252 in hail · 5 events here
• Hail, August 6, 2000$10,000 · 2 in hail · 3 events here
• Hail, August 24, 19982 in hail · 3 events here
• Hail, July 28, 19732 in hail · 1 event here
• Hail, July 29, 19732 in hail · 1 event here
• Flash Flood, June 2, 20251.75 in hail · 2 events here
• Hail, August 26, 20211.75 in hail · 1 event here
• Hail, May 25, 20151.75 in hail · 2 events here
• Hail, September 9, 20151.75 in hail · 4 events here

• Tornado, May 24, 1989F4 · 1 event here
• Tornado, June 25, 2010$520,000 · EF4 · 3 events here
• Tornado, May 30, 1985F3 · 1 event here
• Tornado, August 7, 1994$6,000 · F3 · 1 event here
• Tornado, April 26, 19861 death · 2 injured · $5.0 million · F2 · 2 events here
• Tornado, June 19, 1954$25,000 · F2 · 1 event here
• Tornado, April 19, 1973$25,000 · F2 · 1 event here
• Tornado, July 6, 1978$2.5 million · F2 · 2 events here
• Tornado, May 29, 1980F2 · 3 events here
• Tornado, June 16, 1990F2 · 1 event here
• Tornado, June 19, 1990F2 · 1 event here
• Tornado, May 7, 1993$500,000 · F2 · 1 event here
• Tornado, June 12, 1994$251,000 · F2 · 4 events here
• Tornado, May 1, 2008$10,000 · EF2 · 3 events here
• Tornado, June 11, 2008EF2 · 1 event here

Every tornado in Lyon County, with its track

• Excessive Heat, June 29, 20261 event here
• Drought, June 1, 20261 event here
• Hail, May 24, 20261.25 in hail · 2 events here
• Tornado, May 17, 2026EF1 · 1 event here
• Drought, May 1, 20261 event here
• Drought, April 1, 20261 event here
• Drought, March 31, 20261 event here
• Blizzard, March 15, 20261 event here
• Blizzard, January 21, 202659 kt wind · 2 events here
• High Wind, January 16, 202650 kt wind · 1 event here
• Blizzard, December 28, 202551 kt wind · 1 event here
• Blizzard, December 18, 202555 kt wind · 2 events here
• Cold/Wind Chill, December 13, 20252 events here
• High Wind, December 9, 202561 kt wind · 1 event here
• Winter Storm, December 6, 20251 event here
• Winter Storm, November 28, 20251 event here
• High Wind, November 25, 202558 kt wind · 1 event here
• Winter Weather, November 8, 20251 event here
• Excessive Heat, August 15, 20251 event here
• Excessive Heat, August 8, 20251 event here
• Tornado, July 28, 2025EF1 · 8 events here
• Excessive Heat, July 27, 20251 event here
• Flash Flood, July 27, 202561 kt wind · 1 event here
• Excessive Heat, July 21, 20251 event here
• Excessive Heat, June 20, 20251 event here
• Hail, June 11, 20251 in hail · 7 events here
• Flash Flood, June 2, 20251.75 in hail · 2 events here
• High Wind, May 19, 202563 kt wind · 1 event here
• High Wind, May 19, 202563 kt wind · 1 event here
• Hail, April 28, 20252 in hail · 5 events here
• Winter Weather, March 6, 20251 event here
• High Wind, February 28, 202554 kt wind · 1 event here
• Extreme Cold/Wind Chill, February 17, 20251 event here
• Extreme Cold/Wind Chill, February 13, 20251 event here
• Winter Weather, February 10, 20251 event here
• Extreme Cold/Wind Chill, January 20, 20251 event here
• Strong Wind, December 19, 20241 event here
• High Wind, December 4, 202450 kt wind · 1 event here
• Strong Wind, November 20, 20241 event here
• Drought, November 1, 20241 event here
• Drought, October 15, 20241 event here
• Excessive Heat, August 25, 20241 event here
• Excessive Heat, August 5, 20241 event here
• Heat, August 2, 20241 event here
• Excessive Heat, July 31, 20241 event here
• Thunderstorm Wind, July 14, 202470 kt wind · 1 event here
• Excessive Heat, July 13, 20241 event here
• Flood, July 1, 20241 event here
• Flash Flood, June 20, 20242 events here
• Flood, June 20, 2024$13 million · 7 events here
• Strong Wind, June 6, 20241 event here
• Thunderstorm Wind, May 6, 202470 kt wind · 1 event here
• Tornado, April 16, 2024EF1 · 2 events here
• Winter Weather, February 27, 20241 event here
• Cold/Wind Chill, January 19, 20241 event here
• Winter Weather, January 18, 20241 event here
• Blizzard, January 11, 20243 events here
• Winter Storm, January 8, 20241 event here
• Ice Storm, December 24, 20231 event here
• Strong Wind, December 9, 20231 event here
• Drought, November 1, 20231 event here
• Drought, October 1, 2023$5.5 million · 1 event here
• Heat, September 2, 20231 event here
• Drought, September 1, 20231 event here
• Excessive Heat, August 21, 20231 event here
• Excessive Heat, August 19, 20231 event here
• Drought, August 1, 20231 event here
• Excessive Heat, July 25, 20231 event here
• Drought, July 1, 20231 event here
• Thunderstorm Wind, June 24, 202370 kt wind · 1 event here
• Drought, June 1, 20231 event here
• High Wind, April 30, 202352 kt wind · 1 event here
• Hail, April 19, 20231.5 in hail · 1 event here
• Flood, April 10, 20232 events here
• Flood, April 10, 20231 event here
• Winter Weather, March 16, 20231 event here
• Winter Weather, March 8, 20231 event here
• Cold/Wind Chill, February 23, 20231 event here
• Blizzard, February 21, 20231 event here
• High Wind, February 15, 202350 kt wind · 1 event here
• Winter Storm, January 27, 2023$250,000 · 1 event here
• Winter Storm, January 18, 20231 event here
• Ice Storm, January 2, 20231 event here
• Blizzard, December 22, 20221 event here
• Extreme Cold/Wind Chill, December 21, 20221 event here
• Blizzard, December 15, 20221 event here
• Ice Storm, December 12, 20221 event here
• Winter Storm, December 8, 20221 event here
• Drought, December 1, 20221 event here
• Winter Storm, November 29, 20221 event here
• Drought, November 1, 20221 event here
• Thunderstorm Wind, October 23, 202252 kt wind · 1 event here
• Drought, October 18, 2022$5.4 million · 1 event here
• Thunderstorm Wind, July 5, 2022$16,000 · 78 kt wind · 2 events here
• Tornado, May 30, 2022EF1 · 4 events here
• Hail, May 29, 2022$135,000 · 1.5 in hail · 3 events here
• Tornado, May 12, 2022$8,000 · 78 kt wind · 4 events here
• Wildfire, April 23, 202259 kt wind · 1 event here
• High Wind, April 14, 202252 kt wind · 1 event here
• High Wind, March 25, 202251 kt wind · 1 event here
• Winter Weather, March 5, 20221 event here
• Cold/Wind Chill, February 22, 20221 event here
• Winter Weather, February 21, 20221 event here
• Winter Storm, January 14, 20221 event here
• Extreme Cold/Wind Chill, January 5, 20221 event here
• Cold/Wind Chill, January 1, 20221 event here
• Cold/Wind Chill, December 31, 20211 event here
• Tornado, December 15, 2021EF2 · 1 event here
• Winter Storm, December 10, 20211 event here
• Hail, August 28, 2021$540,000 · 4 in hail · 6 events here
• Hail, August 26, 20211.75 in hail · 1 event here
• Hail, August 24, 20211 in hail · 1 event here
• Thunderstorm Wind, July 5, 202156 kt wind · 1 event here
• Drought, July 1, 2021$459,000 · 1 event here
• Drought, June 1, 2021$68,000 · 1 event here
• Drought, May 1, 20211 event here
• Hail, April 5, 20211.25 in hail · 4 events here
• Drought, April 1, 20211 event here
• Winter Storm, March 14, 20211 event here
• Drought, March 1, 20211 event here
• Extreme Cold/Wind Chill, February 13, 20211 event here
• Winter Weather, February 4, 20211 event here
• Drought, February 1, 20211 event here
• Winter Weather, January 23, 20211 event here
• Blizzard, January 14, 20211 event here
• Drought, January 1, 20211 event here
• Winter Weather, December 29, 20201 event here
• Blizzard, December 23, 20201 event here
• Drought, December 1, 20201 event here
• Ice Storm, November 9, 20201 injured · $4,000 · 1 event here
• Drought, November 1, 2020$5,000 · 1 event here
• Winter Weather, October 24, 20201 event here
• Hail, October 11, 202054 kt wind · 1 event here
• Drought, October 1, 2020$22,000 · 1 event here
• Drought, September 1, 2020$20,000 · 1 event here
• Drought, August 25, 2020$900,000 · 1 event here
• Hail, August 10, 20201 in hail · 1 event here
• Thunderstorm Wind, August 9, 2020$1,000 · 56 kt wind · 1 event here
• Flood, July 6, 20201 event here
• Winter Storm, April 12, 20201 event here
• Flood, April 1, 20201 event here
• Flood, March 28, 20202 events here
• Winter Weather, March 19, 20201 event here
• Flood, March 8, 20201 event here
• Extreme Cold/Wind Chill, February 12, 20201 event here
• Winter Weather, February 12, 20201 event here
• Cold/Wind Chill, January 18, 20201 event here
• Blizzard, January 17, 20201 event here
• Winter Storm, January 12, 20201 event here
• Winter Weather, December 28, 20191 event here
• Winter Storm, November 28, 20191 event here
• Winter Storm, November 26, 20191 event here
• Flood, October 1, 2019$5,000 · 1 event here
• Flood, September 11, 2019$50,000 · 4 events here
• Tornado, August 17, 2019$200,000 · EF1 · 1 event here
• Funnel Cloud, August 12, 20191 event here
• Flood, July 17, 20191 event here
• Flood, July 17, 20191 event here
• Flood, July 9, 20192 events here
• Heat, June 30, 20191 event here
• Excessive Heat, June 29, 20191 event here
• Hail, June 27, 20191.5 in hail · 4 events here
• Flood, June 27, 20191 event here
• Hail, June 24, 20191 in hail · 1 event here
• Flood, June 1, 20192 events here
• Flood, June 1, 2019$4.0 million · 1 event here
• Flood, May 27, 20192 events here
• Flood, May 1, 20192 events here
• Ice Storm, April 10, 2019$87,000 · 1 event here
• Flood, April 6, 20191 event here
• Flood, April 1, 20192 events here
• Flood, March 13, 20194 events here
• Flood, March 13, 2019$1.9 million · 1 event here
• Winter Weather, March 9, 20191 event here
• Winter Weather, March 1, 20191 event here
• Winter Weather, February 3, 20191 event here
• Cold/Wind Chill, January 1, 20191 event here
• Cold/Wind Chill, December 31, 20182 events here
• Winter Weather, December 27, 20181 event here
• Winter Weather, December 1, 20181 event here
• Winter Weather, November 28, 20181 event here
• Winter Weather, November 16, 20181 event here
• Winter Weather, October 14, 20181 event here
• Flood, October 10, 20181 event here
• Flood, October 10, 20182 events here
• Flood, September 20, 20182 events here
• Flood, September 20, 20182 events here
• Heat, July 11, 20181 event here
• Flood, July 4, 20181 event here
• Flood, July 3, 20182 events here
• Flood, June 21, 20182 events here
• Flood, June 20, 20182 events here
• Flood, May 1, 20181 event here
• Flood, April 22, 20181 event here
• Flood, April 21, 20182 events here
• Winter Weather, April 18, 20181 event here
• Blizzard, April 14, 20181 event here
• Winter Weather, April 8, 20181 event here
• Winter Storm, April 2, 20181 event here
• Winter Weather, March 23, 20181 event here
• Winter Weather, March 16, 20181 event here
• Winter Weather, March 10, 20181 event here
• Flood, March 6, 20181 event here
• Winter Weather, March 5, 20181 event here
• Winter Weather, February 24, 20181 event here
• Winter Weather, February 22, 20181 event here
• Winter Weather, February 19, 20181 event here
• Winter Weather, February 8, 20181 event here
• Winter Weather, February 5, 20181 event here
• Blizzard, January 22, 20181 event here
• Cold/Wind Chill, January 15, 20181 event here
• Cold/Wind Chill, January 11, 20181 event here
• Winter Weather, January 11, 20181 event here
• Extreme Cold/Wind Chill, January 1, 20181 event here
• Extreme Cold/Wind Chill, December 30, 20171 event here
• Winter Weather, December 29, 20171 event here
• Cold/Wind Chill, December 26, 20171 event here
• Winter Weather, December 21, 20171 event here
• Hail, August 21, 20171 in hail · 1 event here
• Thunderstorm Wind, June 13, 201758 kt wind · 1 event here
• Thunderstorm Wind, May 28, 201756 kt wind · 1 event here
• Heavy Snow, March 12, 20171 event here
• Blizzard, February 23, 20171 event here
• Winter Storm, January 24, 20171 event here
• Ice Storm, January 16, 20171 event here
• High Wind, December 25, 201655 kt wind · 1 event here
• Winter Weather, December 24, 20161 event here
• Extreme Cold/Wind Chill, December 17, 20161 event here
• Winter Storm, December 16, 20161 event here
• Winter Weather, December 10, 20161 event here
• Winter Weather, November 18, 20161 event here
• Hail, August 16, 20161.25 in hail · 1 event here
• Excessive Heat, July 20, 20161 event here
• Thunderstorm Wind, July 17, 201656 kt wind · 1 event here
• Excessive Heat, June 10, 20161 event here
• Hail, May 30, 20160.88 in hail · 1 event here
• Tornado, May 23, 2016EF0 · 3 events here
• Winter Storm, March 23, 20161 event here
• Winter Weather, March 1, 20161 event here
• Winter Weather, February 29, 20161 event here
• High Wind, February 19, 20161 event here
• Winter Weather, February 13, 20161 event here
• Blizzard, February 7, 20161 event here
• Blizzard, February 2, 20162 events here
• Extreme Cold/Wind Chill, January 16, 20161 event here
• Heavy Snow, December 28, 20151 event here
• Winter Storm, December 25, 20151 event here
• Winter Storm, December 1, 20151 event here
• Winter Storm, November 30, 20151 event here
• Heavy Snow, November 20, 20151 event here

Earlier years, state by state:

• 2015
• 2014
• 2013
• 2012
• 2011
• 2010
• 2009
• 2008
• 2007
• 2006
• 2005
• 2004
• 2003
• 2002
• 2001
• 2000
• 1999
• 1998
• 1997
• 1996
• 1995
• 1994
• 1993
• 1992
• 1991
• 1990
• 1989
• 1987
• 1986
• 1985
• 1984
• 1983
• 1980
• 1978
• 1975
• 1974
• 1973
• 1970
• 1968
• 1966
• 1963
• 1960
• 1956
• 1954
• 1952
• 1951

Tornadoes in Lyon CountyEvery warning in Lyon County since 1986Every county in Iowa

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.