Brown 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.
10
Tornado reports
52
Hail reports
18
Floods since 1996
261
All events
1
Deaths
$3.3M
Property damage
Tornado paths in Brown County
The part of each tornado’s path NOAA recorded in this county, 10 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.
Up to five inches of rain fell in about a three hour period. Several roads were flooded including County Road 550N. A man, along with his two year old son, tried to drive his car through 2 feet of flowing water on County Road 550N, about a mile and an half west of Illinois Route …
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds heavily damaged a machine shed in the bottoms of the Illinois River southeast of Versailles. Winds also knocked a tree onto a mobile home in Versailles around the same time.
Winter Storm Winter Storm
A total of 8 to 10 inches of snow fell primarily during the morning hours. The snowfall rate reached 1 inch per hour at times.
Cold/Wind Chill Cold/Wind Chill
Wind chill values reached as low as 26 below zero on the morning of the 21st.
Winter Storm Winter Storm
The storm began early on the 5th with snow falling through the morning and much of the day. Snow combined with wind gusts to 35 mph in the evening to produce areas of blowing snow. A total of 4 to 8 inches of snow fell across the county.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
The Brown County emergency manager reported power poles and trees down over the north side of Versailles.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds knocked small limbs and snapped some large branches from trees.
Cold/Wind Chill Cold/Wind Chill
Wind chill values dropped to as low as 25 below zero.
Cold/Wind Chill Cold/Wind Chill
Wind chill values dropped to as low as 39 below zero with the coldest values during the nighttime hours.
Winter Storm Winter Storm
Between 5 and 8 inches of heavy, wet snow fell across the county.
A very weak thunderstorm amidst a multicell cluster of showers produced a tornado that caused damage to a double-wide residence, its adjacent garage, and a carport behind the home. The home experienced some roof loss. Several trees on and around the property sustained damage. The…
Excessive Heat Excessive Heat
A period of very hot and extremely humid weather began on Sunday, August 20 and lasted through Friday, August 25. Heat index values climbed to 110 to 120 degrees each day as measured by numerous reporting sites across the region.
Excessive Heat Excessive Heat
Excessive heat across the county with highs up to 100 degrees each day. Heat index values as high as 114 both days.
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down several trees in and around Versailles.
Hail Hail
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds caused minor roof damage to a house near Illinois Route 107. Also, just east of there an open sided car port was flipped over.
Hail Hail
A wide swath of large hail up to two inches in diameter fell across the central portions of Brown County. The hail fell in Mt. Sterling, Hersman, Gilbirds, Jaques and Versailles.
Winter Storm Winter Storm
Between 1 and 2 inches of snow fell. The snow combined with gusty northwest winds (35-45 mph gusts) created extremely hazardous travel with sporadic near-blizzard conditions during the heaviest snowfall. Road conditions deteriorated rapidly during this event.
Thunderstorm Wind Thunderstorm Wind
A twelve inch diameter maple tree top was snapped off.
Thunderstorm Wind Thunderstorm Wind
Heavy Snow Heavy Snow
Heavy snow fell across the county with storm total snowfall up to 6 inches.
Heavy Snow Heavy Snow
Between 8 to 12 inches of snow fell across Brown County.
Heavy Snow Heavy Snow
Heavy snow fell across northern portions of Brown County. Up to 6 inches of snow fell in some locations.
Hail Hail
Hail up to baseball size fell over Mt. Sterling and surrounding areas causing widespread damage to several dozen vehicles, buildings and crops. At least one farmer lost about a 1000 acres of corn and soybeans due to the large hail.
Thunderstorm Wind Thunderstorm Wind
Widespread wind damage from the north side of Mt. Sterling to south of Hersman. Numerous trees, tree limbs, power poles and power lines were blown down. Several businesses and homes, especially on the south side of Mt. Sterling, sustained roof damage from fallen trees and tree li…
Hail Hail
Flash Flood Flash Flood
Up to seven inches of rain fell in a short amount of time causing flash flooding. Several roads were flooded including County Road 775 S about 2 miles south southeast of Mount Sterling.
High Wind High Wind
Thunderstorm Wind Thunderstorm Wind
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down numerous large tree limbs around town.
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down several telephone poles along County Road 845E.
Heavy Snow Heavy Snow
Several rounds of heavy snow fell across Brown County beginning during the afternoon hours of January 11th through the early morning hours of January 13th. The emergency manager reported 12.0 inches of snowfall in Versailles.
Hail Hail
Blizzard Blizzard
Up to 4 inches of snow fell across Brown County with winds gusting up to 46 mph at times. This caused reduced visibilities of less than a quarter of a mile at times and hazardous driving conditions.
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down two large trees in town.
Heavy Snow Heavy Snow
The largest winter weather event of the winter season occurred on Easter Sunday, April 1st, 2018. The primary band of snow developed across northern Missouri and extended into west central Illinois between 1 pm and 7 pm. In Brown County between 6 and 7 inches of snow fell. Mount …
Excessive Heat Excessive Heat
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down a number of trees in the Mt. Sterling area. Also, in LaGrange, there was minor roof damage to a house.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down several large trees around town. A couple fell across roadways blocking them for a time.
Hail Hail
The tornado first touched down on the far west side of Versailles where it caused minor tree damage. The tornado traveled northeast and impacted a house which sustained roof damage. On the other side of the road, two single wide mobile home trailers were overturned. Damage at thi…
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down two trees.
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down at least 6 trees along Illinois Route 99 from Versailles southeastward towards the Brown/Pike County line.
Excessive Heat Excessive Heat
Thunderstorm Wind Thunderstorm Wind
Thunderstorm winds blew down several trees around town.
Events by year, as a table
| Year | Events | Tornadoes |
|---|---|---|
| 2026 | 1 | 0 |
| 2025 | 3 | 0 |
| 2024 | 7 | 0 |
| 2023 | 8 | 1 |
| 2022 | 6 | 0 |
| 2021 | 3 | 0 |
| 2020 | 1 | 0 |
| 2019 | 5 | 0 |
| 2018 | 4 | 0 |
| 2017 | 6 | 1 |
| 2016 | 4 | 0 |
| 2015 | 6 | 0 |
| 2014 | 8 | 0 |
| 2013 | 11 | 0 |
| 2012 | 6 | 0 |
| 2011 | 20 | 0 |
| 2010 | 11 | 0 |
| 2009 | 6 | 1 |
| 2008 | 6 | 0 |
| 2007 | 8 | 0 |
| 2006 | 8 | 0 |
| 2005 | 8 | 0 |
| 2004 | 8 | 0 |
| 2003 | 14 | 1 |
| 2002 | 7 | 0 |
| 2001 | 12 | 0 |
| 2000 | 10 | 0 |
| 1999 | 13 | 1 |
| 1998 | 15 | 0 |
| 1997 | 7 | 0 |
| 1996 | 3 | 0 |
| 1995 | 2 | 0 |
| 1994 | 3 | 0 |
| 1993 | 1 | 0 |
| 1992 | 6 | 0 |
| 1991 | 1 | 0 |
| 1990 | 1 | 0 |
| 1989 | 1 | 0 |
| 1987 | 1 | 0 |
| 1985 | 1 | 0 |
| 1980 | 1 | 0 |
| 1974 | 2 | 0 |
| 1973 | 1 | 0 |
| 1966 | 1 | 1 |
| 1959 | 2 | 2 |
| 1956 | 1 | 1 |
| 1955 | 1 | 1 |
Search your address
See every tornado that passed within 25 miles of a place in Brown County, measured to its path.
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