Clark storm history
Storm events recorded in Clark, Illinois between 1950 and 2025.
285
Total events
13
Tornadoes
57
Hail
41
Floods
2
Deaths
$4.4M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Icy conditions caused a driver to lose control of his car and crash into an oncoming sport utility vehicle on Illinois Route 1 about a mile north of I-70 in Clark County. The driver of the car was killed, while the driver of the SUV was transported to the hospital.
Periods of showers and thunderstorms which produced up to 4.00 inches of rain from June 25th into the morning of June 26th saturated the ground and swelled area creeks in northern Clark County. A round of thunderstorms during the afternoon of June 26th rapidly produced an additio…
Winter Weather Winter Weather
Weather observers measured 1 to 3 inches of snow across Clark County...including 1.5 inches in Casey. Due to snow-covered and slick roadways, a few traffic accidents occurred.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
A large tree branch was blown down and fell through the roof of a home.
Tornado EF1 Tornado
This tornado crossed from Crawford County into southern Clark County about 0.5 miles west of West York at 6:48 PM CDT. It continued eastward, causing EF-1 damage to trees and a farm outbuilding on the west side of the town of York before crossing the Wabash River into the Nationa…
Thunderstorm Wind Thunderstorm Wind
A carport was damaged.
Thunderstorm Wind Thunderstorm Wind
Thunderstorm Wind Thunderstorm Wind
Numerous tree limbs were blown down.
Thunderstorm Wind Thunderstorm Wind
An outbuilding was destroyed and several power poles were broken.
Tornado EF1 Tornado
A tornado touched down in a field about 3 miles south of Marshall just south of I-70 at 7:02 PM CDT. The tornado crossed I-70 where it blew over 2 semi trucks, then continued northeastward and damaged 8 large buildings and several trees at a hog farm along East 1950th Road. It th…
Tornado EF2 Tornado
This tornado crossed from Cumberland County into Clark County south of the intersection of County Road 000 East and County Road 1530 North at 6:48 PM CDT. It continued northeastward, damaging numerous trees and outbuildings and causing minor roof and siding damage in the communit…
Heavy Snow Heavy Snow
Weather observers measured 8 to 10 inches of snow across Clark County. Due to snow-covered and hazardous roadways, numerous traffic accidents were reported...including one that closed I-70 west-bound at exit 129 near Casey.
High Wind High Wind
A peak wind gust of 59mph was measured by a handheld anemometer in Casey.
Thunderstorm Wind Thunderstorm Wind
A large sycamore tree limb was blown down.
Hail Hail
Cars were dented by the hail.
Winter Weather Winter Weather
A period of freezing rain resulted in ice accumulations less than a quarter inch. There were numerous car accidents or slide-offs. Transportation services were also impacted across the region, with many bus, train, or airplane operators suspending operations. Conditions improved …
Thunderstorm Wind Thunderstorm Wind
Several large tree branches were blown down.
Excessive Heat Excessive Heat
A prolonged stretch of dangerous heat and humidity occurred across the Midwest. Peak afternoon heat indices were near or over 110 degrees each day, and heat indices remained above 80 degrees overnight. A mesonet station in Marshall recorded a maximum heat index of 119 degrees on …
Excessive Heat Excessive Heat
A two-day stretch of dangerous heat and humidity occurred across the Midwest as high temperatures climbed into the 90s while dewpoints were in the upper 70s or low 80s. In Clark County, a mesonet near Marshall measured a heat index of 118 degrees on July 27, also measured a heat …
Thunderstorm Wind Thunderstorm Wind
Numerous tree branches and power lines were blown down.
Drought Drought
Severe Drought (D2) conditions developed across Clark County on June 27th and persisted through the end of the month. Agricultural stress was common across the county.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Temperatures between zero and ten degrees below zero and wind speeds of 25 to 35 mph resulted in a prolonged period of wind chills colder than 25 degrees below zero.
Winter Weather Winter Weather
Weather observers across Clark County reported around 1 inch of snow. Several traffic accidents occurred as water froze on roadways. In addition, temperatures plunging below zero created life-threatening conditions for anyone venturing outside.
Thunderstorm Wind Thunderstorm Wind
Several trees were blown down.
Thunderstorm Wind Thunderstorm Wind
A large tree branch was broken.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Several 3-inch diameter tree branches were snapped.
Hail Hail
Winter Storm Winter Storm
Weather observers measured 6 to 8 inches of snow and around one quarter of an inch of ice across Clark County. The heavy snow accumulations and considerable blowing and drifting snow led to road closures and numerous traffic accidents.
Thunderstorm Wind Thunderstorm Wind
A semi truck was blown over on I-70 at mile marker 141.
Heavy Snow Heavy Snow
Weather observers reported 7 to 9 inches of snow across Clark County from the evening of February 14th through the morning of February 16th. Numerous traffic accidents occurred due to snow-covered and hazardous roads.
Thunderstorm Wind Thunderstorm Wind
A gustnado on the leading edge of thunderstorms damaged power lines on the north side of Martinsville.
Thunderstorm Wind Thunderstorm Wind
Several utility poles were damaged on 1000th St between Highway 40 and 1200th Road.
Flood Flood
Weather observers measured 3 to 6 inches of rain across Clark County...including 4.93 in Casey. Numerous creeks and streams flowed out of their banks, flooding low-lying spots across the county.
Winter Weather Winter Weather
Weather observers reported 4 to 6 inches of snow across western Clark County...including 5.0 inches in Casey. Numerous traffic accidents occurred due to snow-covered and slick roads.
Thunderstorm Wind Thunderstorm Wind
Several large tree limbs were blown down and a roof was partially torn off a metal shed.
Thunderstorm Wind Thunderstorm Wind
Several 6 to 8-inch diameter tree branches were blown down.
Thunderstorm Wind Thunderstorm Wind
A roof was partially ripped off a house and numerous tree branches were blown down. A fence was toppled on 8th street and the metal canopy at Lion's Den Pizza was partially destroyed.
Thunderstorm Wind Thunderstorm Wind
A large tree was blown onto a car.
Flash Flood Flash Flood
Slow moving thunderstorms produced more than 6.00 inches of rain in about three hours during the late afternoon and early evening of May 29th. This resulted in rapid flash flooding of nearly all rural roads in southern Clark County. The town of West Union reported several feet of…
Hail Hail
Heavy Snow Heavy Snow
Weather observers measured around 6 inches of snow across northwestern Clark County. Numerous traffic accidents occurred due to snow-covered roads. The snow was heavy and wet, which made plowing of roads difficult.
Flash Flood Flash Flood
Heavy rain of 2.00 to 5.00 inches, falling onto already saturated ground, resulted in flash flooding in extreme southwest Clark County from the late evening of June 11th into the early morning of June 12th. Many rural roads were flooded from just south of Casey to the Crawford Co…
Thunderstorm Wind Thunderstorm Wind
Several large tree branches were blown down.
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Several power poles were blown down along IL-49 south of Westfield.
Thunderstorm Wind Thunderstorm Wind
Three semis were blown over on I-70 northeast of Martinsville.
Thunderstorm Wind Thunderstorm Wind
A few trees and several large tree branches were blown down across Casey.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 11 | 3 |
| 2024 | 4 | 0 |
| 2023 | 5 | 0 |
| 2022 | 8 | 0 |
| 2021 | 2 | 0 |
| 2020 | 3 | 0 |
| 2019 | 8 | 0 |
| 2018 | 5 | 0 |
| 2017 | 12 | 0 |
| 2016 | 7 | 1 |
| 2015 | 6 | 0 |
| 2014 | 6 | 0 |
| 2013 | 6 | 0 |
| 2012 | 15 | 0 |
| 2011 | 22 | 0 |
| 2010 | 14 | 0 |
| 2009 | 11 | 0 |
| 2008 | 10 | 0 |
| 2007 | 5 | 1 |
| 2006 | 5 | 0 |
| 2005 | 6 | 0 |
| 2004 | 8 | 0 |
| 2003 | 6 | 0 |
| 2002 | 15 | 0 |
| 2001 | 6 | 0 |
| 2000 | 8 | 0 |
| 1999 | 8 | 1 |
| 1998 | 10 | 0 |
| 1997 | 4 | 0 |
| 1996 | 12 | 0 |
| 1995 | 1 | 0 |
| 1994 | 1 | 1 |
| 1992 | 2 | 0 |
| 1990 | 2 | 1 |
| 1989 | 2 | 0 |
| 1988 | 1 | 0 |
| 1987 | 3 | 1 |
| 1985 | 1 | 1 |
| 1984 | 2 | 0 |
| 1983 | 5 | 0 |
| 1982 | 8 | 1 |
| 1980 | 2 | 0 |
| 1979 | 2 | 0 |
| 1976 | 1 | 1 |
| 1974 | 1 | 0 |
| 1970 | 1 | 1 |
| 1958 | 2 | 0 |