Storm History: Jefferson County, Illinois
Every storm the National Weather Service has filed in Jefferson County, Illinois: 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
- 827
- Deaths
- 11
- Injuries
- 79
- Damage
- $36 million
- Episodes
- 744
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 | 100 | 3 | 57 | $14 million |
| Hail | 99 | 0 | 0 | $250,000 |
| Dense Fog | 99 | 0 | 0 | |
| Thunderstorm Wind | 65 | 1 | 6 | $14 million |
| Winter Weather | 65 | 3 | 1 | $4,000 |
| Frost/Freeze | 57 | 0 | 0 | $3.0 million |
| Flash Flood | 52 | 1 | 1 | $556,000 |
| Heat | 51 | 0 | 5 | |
| Strong Wind | 51 | 0 | 1 | $69,000 |
| Winter Storm | 39 | 0 | 0 | $230,000 |
| Excessive Heat | 31 | 0 | 7 | |
| Drought | 27 | 0 | 0 | $3.5 million |
| Cold/Wind Chill | 20 | 1 | 0 | |
| Heavy Snow | 20 | 0 | 1 | $50,000 |
| Flood | 17 | 2 | 0 | $141,000 |
| High Wind | 10 | 0 | 0 | $27,000 |
| Heavy Rain | 9 | 0 | 0 | $2,000 |
| Ice Storm | 6 | 0 | 0 | $40,000 |
| Extreme Cold/Wind Chill | 4 | 0 | 0 | |
| Lightning | 3 | 0 | 0 | $70,000 |
| Freezing Fog | 1 | 0 | 0 | |
| Dust Storm | 1 | 0 | 0 | $1,000 |
The deadliest
The costliest
Damage within this county, in the dollars of its year.
- Thunderstorm Wind, July 21, 2006
- Tornado, May 25, 2011
- Drought, September 1, 2007
- Frost/Freeze, April 8, 2007
- Tornado, December 18, 1957
- Tornado, March 30, 1982
- Tornado, May 1, 1983
- Tornado, March 14, 2024
- Tornado, April 15, 1998
- Flash Flood, September 8, 2018
- Tornado, April 19, 2011
- Tornado, February 9, 1960
- Tornado, April 19, 1996
- Thunderstorm Wind, February 5, 2008
- Tornado, March 23, 2012
- Winter Storm, January 24, 2026
- Tornado, May 30, 2004
- Thunderstorm Wind, April 28, 2003
- Thunderstorm Wind, April 2, 2006
- Tornado, March 8, 2009
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
The strongest tornadoes
- Tornado, December 18, 1957
- Tornado, May 13, 1995
- Tornado, April 18, 1975
- Tornado, May 1, 1983
- Tornado, April 19, 1996
- Tornado, April 21, 2002
- Tornado, November 17, 2013
- Tornado, March 30, 1982
- Tornado, March 23, 2012
- Tornado, December 19, 1957
- Tornado, February 9, 1960
- Tornado, April 17, 1960
- Tornado, May 7, 1973
- Tornado, March 29, 1974
- Tornado, May 18, 1995
Every episode, newest first
- Hail, April 27, 2026
- Strong Wind, April 2, 2026
- Dense Fog, February 10, 2026
- Drought, February 10, 2026
- Cold/Wind Chill, January 30, 2026
- Extreme Cold/Wind Chill, January 25, 2026
- Winter Storm, January 24, 2026
- Cold/Wind Chill, January 23, 2026
- Dense Fog, November 23, 2025
- Dense Fog, November 22, 2025
- Frost/Freeze, October 24, 2025
- Drought, October 1, 2025
- Dense Fog, September 23, 2025
- Drought, September 9, 2025
- Excessive Heat, August 14, 2025
- Excessive Heat, July 22, 2025
- Excessive Heat, July 16, 2025
- Dense Fog, July 9, 2025
- Dense Fog, May 5, 2025
- Tornado, March 30, 2025
- Strong Wind, March 28, 2025
- High Wind, March 19, 2025
- High Wind, March 14, 2025
- Cold/Wind Chill, February 21, 2025
- Cold/Wind Chill, February 19, 2025
- Heavy Snow, February 18, 2025
- Winter Weather, February 16, 2025
- Dense Fog, January 30, 2025
- Cold/Wind Chill, January 19, 2025
- Heavy Snow, January 10, 2025
- Ice Storm, January 5, 2025
- Winter Weather, December 2, 2024
- Winter Weather, November 30, 2024
- Frost/Freeze, October 17, 2024
- Frost/Freeze, October 16, 2024
- Flood, August 1, 2024
- Excessive Heat, August 1, 2024
- Excessive Heat, July 29, 2024
- Hail, July 29, 2024
- Flash Flood, July 16, 2024
- Excessive Heat, July 14, 2024
- Excessive Heat, July 3, 2024
- Excessive Heat, June 25, 2024
- Tornado, May 8, 2024
- Flash Flood, May 4, 2024
- Dense Fog, April 29, 2024
- Dense Fog, April 23, 2024
- Frost/Freeze, April 22, 2024
- Hail, April 18, 2024
- Dense Fog, April 7, 2024
- Frost/Freeze, April 6, 2024
- Tornado, March 14, 2024
- Dense Fog, March 2, 2024
- Heavy Snow, February 16, 2024
- Dense Fog, January 24, 2024
- Dense Fog, January 23, 2024
- Cold/Wind Chill, January 16, 2024
- Cold/Wind Chill, January 14, 2024
- Drought, January 1, 2024
- Drought, December 12, 2023
- Frost/Freeze, October 30, 2023
- Excessive Heat, August 20, 2023
- Thunderstorm Wind, July 29, 2023
- Excessive Heat, July 27, 2023
- Hail, July 1, 2023
- Heat, July 1, 2023
- Hail, June 30, 2023
- Excessive Heat, June 29, 2023
- Heat, June 25, 2023
- Hail, May 7, 2023
- Hail, April 15, 2023
- Strong Wind, April 5, 2023
- Strong Wind, April 1, 2023
- Strong Wind, March 31, 2023
- Flash Flood, March 3, 2023
- Strong Wind, February 27, 2023
- Strong Wind, February 22, 2023
- Strong Wind, February 14, 2023
- Strong Wind, February 9, 2023
- Flash Flood, February 8, 2023
- Winter Weather, January 29, 2023
- Heavy Snow, January 24, 2023
- Winter Weather, December 26, 2022
- Winter Storm, December 22, 2022
- Dense Fog, December 9, 2022
- Dense Fog, December 6, 2022
- Drought, December 1, 2022
- Dense Fog, November 25, 2022
- Winter Weather, November 12, 2022
- Strong Wind, November 5, 2022
- Dense Fog, November 1, 2022
- Drought, November 1, 2022
- Frost/Freeze, October 17, 2022
- Drought, October 1, 2022
- Flood, September 4, 2022
- Flash Flood, August 29, 2022
- Heat, August 3, 2022
- Heat, August 1, 2022
- Flash Flood, July 26, 2022
- Excessive Heat, July 22, 2022
- Excessive Heat, July 20, 2022
- Excessive Heat, July 4, 2022
- Hail, June 17, 2022
- Excessive Heat, June 12, 2022
- Dense Fog, June 6, 2022
- Frost/Freeze, April 19, 2022
- Strong Wind, March 30, 2022
- Winter Storm, February 23, 2022
- Winter Storm, February 2, 2022
- Frost/Freeze, November 4, 2021
- Dense Fog, October 8, 2021
- Heat, August 24, 2021
- Heat, August 9, 2021
- Heat, July 29, 2021
- Flash Flood, July 16, 2021
- Thunderstorm Wind, May 27, 2021
- Tornado, May 6, 2021
- Dense Fog, April 25, 2021
- Frost/Freeze, April 19, 2021
- Frost/Freeze, April 1, 2021
- Dense Fog, March 16, 2021
- Strong Wind, March 10, 2021
- Winter Weather, February 17, 2021
- Cold/Wind Chill, February 16, 2021
- Winter Storm, February 14, 2021
- Cold/Wind Chill, February 14, 2021
- Winter Storm, February 10, 2021
- Winter Weather, February 8, 2021
- Winter Weather, January 27, 2021
- Winter Weather, January 1, 2021
- Strong Wind, December 27, 2020
- Strong Wind, November 14, 2020
- Frost/Freeze, November 1, 2020
- Frost/Freeze, October 5, 2020
- Dense Fog, August 22, 2020
- Thunderstorm Wind, August 10, 2020
- Heat, August 10, 2020
- Heat, July 17, 2020
- Dense Fog, July 2, 2020
- Frost/Freeze, May 9, 2020
- Dense Fog, April 24, 2020
- Frost/Freeze, April 15, 2020
- Strong Wind, April 13, 2020
- Dense Fog, March 25, 2020
- Tornado, March 19, 2020
- Dense Fog, March 18, 2020
- Dense Fog, March 12, 2020
- Flash Flood, March 12, 2020
- Dense Fog, December 13, 2019
- Strong Wind, November 26, 2019
- Winter Weather, November 11, 2019
- Frost/Freeze, October 12, 2019
- Flash Flood, August 21, 2019
- Excessive Heat, August 12, 2019
- Excessive Heat, July 18, 2019
- Thunderstorm Wind, July 17, 2019
- Heat, July 10, 2019
- Flash Flood, June 21, 2019
- Flash Flood, June 16, 2019
- Flash Flood, May 29, 2019
- Flood, May 21, 2019
- Frost/Freeze, April 15, 2019
- Strong Wind, April 11, 2019
- Frost/Freeze, April 1, 2019
- Hail, March 13, 2019
- Strong Wind, March 9, 2019
- Winter Weather, March 3, 2019
- Strong Wind, February 24, 2019
- Winter Storm, February 15, 2019
- Dense Fog, February 6, 2019
- Dense Fog, February 2, 2019
- Cold/Wind Chill, January 30, 2019
- Heavy Snow, January 19, 2019
- Heavy Snow, January 11, 2019
- Strong Wind, December 27, 2018
- Dense Fog, November 29, 2018
- Strong Wind, November 25, 2018
- Winter Storm, November 14, 2018
- Frost/Freeze, October 21, 2018
- Flash Flood, September 8, 2018
- Dense Fog, July 27, 2018
- Excessive Heat, July 10, 2018
- Thunderstorm Wind, July 5, 2018
- Excessive Heat, July 1, 2018
- Heat, June 29, 2018
- Tornado, June 28, 2018
- Heat, June 16, 2018
- Flood, June 15, 2018
- Thunderstorm Wind, June 2, 2018
- Tornado, May 31, 2018
- Frost/Freeze, April 8, 2018
- Frost/Freeze, April 7, 2018
- Tornado, April 3, 2018
- Strong Wind, February 20, 2018
- Dense Fog, February 17, 2018
- Strong Wind, February 15, 2018
- Winter Weather, February 11, 2018
- Winter Weather, February 6, 2018
- Strong Wind, January 22, 2018
- Cold/Wind Chill, January 16, 2018
- Heavy Snow, January 15, 2018
- Winter Storm, January 11, 2018
- Dense Fog, January 9, 2018
- Cold/Wind Chill, January 1, 2018
- Strong Wind, November 18, 2017
- Dense Fog, September 14, 2017
- Heat, August 21, 2017
- Tornado, August 2, 2017
- Heat, July 26, 2017
- Thunderstorm Wind, July 23, 2017
- Excessive Heat, July 19, 2017
- Flash Flood, June 4, 2017
- Hail, May 27, 2017
- Strong Wind, May 17, 2017
- Strong Wind, May 5, 2017
- Hail, April 29, 2017
- Flash Flood, April 29, 2017
- Flood, April 26, 2017
- Dense Fog, April 19, 2017
- Strong Wind, April 9, 2017
- Dense Fog, March 18, 2017
- Frost/Freeze, March 15, 2017
- Strong Wind, March 6, 2017
- Tornado, March 1, 2017
- Dense Fog, January 15, 2017
- Ice Storm, January 13, 2017
- Strong Wind, January 10, 2017
- Winter Weather, January 5, 2017
- Dense Fog, January 2, 2017
- Dense Fog, December 25, 2016
- Dense Fog, December 25, 2016
- Winter Weather, December 17, 2016
- Frost/Freeze, November 13, 2016
- Dense Fog, October 3, 2016
- Dense Fog, September 19, 2016
- Flash Flood, August 13, 2016
- Heat, July 18, 2016
- Thunderstorm Wind, July 13, 2016
- Dense Fog, July 7, 2016
- Heat, June 23, 2016
- Thunderstorm Wind, June 15, 2016
- Dense Fog, May 11, 2016
- Tornado, May 11, 2016
- Thunderstorm Wind, May 7, 2016
- Hail, May 1, 2016
- Hail, April 26, 2016
- Dense Fog, April 24, 2016
- Strong Wind, February 28, 2016
- Winter Storm, February 24, 2016
- Dense Fog, February 20, 2016
Earlier years, state by state:
More
Tornadoes in Jefferson CountyEvery warning in Jefferson County since 1986Every county in Illinois
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.