Jefferson County, Illinois
Tornadoes, hail, floods and severe storms recorded here between 1955 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
31
Tornado reports
92
Hail reports
49
Floods since 1996
827
All events
11
Deaths
$29.7M
Property damage
Tornado paths in Jefferson County
The part of each tornado’s path NOAA recorded in this county, 31 in all. Zoom in and the paths widen to their surveyed width.
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Year by year
All storm eventsTornadoes
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
Most significant events
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
Tornado F3 Tornado
Several streets on the south side of Mt. Vernon had standing water over them. Record flooding occurred on Rayse Creek in southwest Jefferson County. A motorist drowned after driving into the creek flooding on a county road south of Woodlawn. The incident occurred during the early…
Numerous tree limbs and power lines were blown down, along with a couple of large trees. A large tree limb blew across two mobile homes, killing a 72-year-old man who was in the mobile home closest to the tree. The man died from blunt-force trauma caused by the tree limb, which w…
A tied down double wide mobile home was destroyed. A elderly lady was killed and a teenage boy was injured when the mobile home was lofted by the tornado and carried approximately 100 yards to the northeast, with the mobile home undercarriage carried approximately 200 yards. One …
Two persons died after their truck stalled in floodwater on a secondary road near Waltonville. The three occupants of the truck climbed on top of it. One of the victims dropped her purse in the water and dove after it. Two other occupants of the truck dove in to rescue her. One o…
At least three houses lost portions of roof substructure, including roof decking. Numerous other homes sustained various degrees of shingle damage. Some houses lost siding. A total of 101 residences sustained damage, with 23 of those homes deemed uninhabitable. A folded up pop-up…
Widespread very damaging winds, estimated around 90 MPH by a National Weather Service damage surveyor, raked most of Jefferson County. The city of Mount Vernon was especially hard hit, where about 14 percent of all homes received at least minor damage. Several thousands of trees …
Hail Hail
Hail estimated to quarter size fell in the Summersville community east of Mt Vernon.
Strong Wind Strong Wind
Drought Drought
Dense Fog Dense Fog
Cold/Wind Chill Cold/Wind Chill
Cold/Wind Chill Cold/Wind Chill
Heavy Snow Heavy Snow
Cold/Wind Chill Cold/Wind Chill
Dense Fog Dense Fog
Dense Fog Dense Fog
Frost/Freeze Frost/Freeze
Drought Drought
Dense Fog Dense Fog
Drought Drought
Excessive Heat Excessive Heat
Excessive Heat Excessive Heat
Excessive Heat Excessive Heat
Heat Heat
Dense Fog Dense Fog
Dense Fog Dense Fog
Hail Hail
Nickel size hail fell in Dix.
Hail Hail
Quarter size hail fell for about five minutes and nearly covered the ground on the south side of Mt Vernon.
Strong Wind Strong Wind
Strong Wind Strong Wind
Strong Wind Strong Wind
Cold/Wind Chill Cold/Wind Chill
Cold/Wind Chill Cold/Wind Chill
Winter Weather Winter Weather
Winter Weather Winter Weather
Dense Fog Dense Fog
Cold/Wind Chill Cold/Wind Chill
Winter Storm Winter Storm
Winter Weather Winter Weather
Winter Weather Winter Weather
Events by year, as a table
| Year | Events | Tornadoes |
|---|---|---|
| 2026 | 8 | 0 |
| 2025 | 25 | 0 |
| 2024 | 36 | 1 |
| 2023 | 25 | 0 |
| 2022 | 28 | 0 |
| 2021 | 21 | 0 |
| 2020 | 22 | 1 |
| 2019 | 28 | 0 |
| 2018 | 32 | 0 |
| 2017 | 28 | 1 |
| 2016 | 28 | 0 |
| 2015 | 26 | 0 |
| 2014 | 29 | 2 |
| 2013 | 32 | 1 |
| 2012 | 31 | 1 |
| 2011 | 48 | 3 |
| 2010 | 30 | 1 |
| 2009 | 26 | 2 |
| 2008 | 41 | 1 |
| 2007 | 28 | 0 |
| 2006 | 27 | 0 |
| 2005 | 26 | 1 |
| 2004 | 25 | 1 |
| 2003 | 13 | 0 |
| 2002 | 16 | 1 |
| 2001 | 17 | 1 |
| 2000 | 14 | 0 |
| 1999 | 18 | 0 |
| 1998 | 15 | 1 |
| 1997 | 20 | 0 |
| 1996 | 17 | 1 |
| 1995 | 5 | 1 |
| 1994 | 3 | 0 |
| 1991 | 2 | 0 |
| 1989 | 2 | 0 |
| 1986 | 2 | 0 |
| 1984 | 1 | 0 |
| 1983 | 2 | 1 |
| 1982 | 5 | 1 |
| 1981 | 1 | 0 |
| 1979 | 1 | 0 |
| 1976 | 2 | 0 |
| 1975 | 1 | 0 |
| 1974 | 5 | 0 |
| 1973 | 1 | 1 |
| 1972 | 1 | 0 |
| 1969 | 1 | 0 |
| 1967 | 1 | 0 |
| 1966 | 1 | 1 |
| 1965 | 1 | 0 |
| 1960 | 3 | 1 |
| 1959 | 1 | 1 |
| 1957 | 4 | 4 |
| 1955 | 1 | 0 |
Search your address
See every tornado that passed within 25 miles of a place in Jefferson County, measured to its path.
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