Clark storm history
Storm events recorded in Clark, Wisconsin between 1950 and 2025.
631
Total events
44
Tornadoes
149
Hail
37
Floods
9
Deaths
$19.4M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Tornado F3 Tornado
One person was killed in a single vehicle accident east of Owen on State Highway 29. The driver lost control, the vehicle went into the median and the driver was thrown from the vehicle. Light snow has been falling for most of the afternoon with the roads reported to be slippery …
One person was killed in a two vehicle accident that occurred on icy roads south of Dorchester. Three other people sustained non-live threatening injuries in the crash.
Three people were killed in two separate accidents when their vehicles fell into a 12 to 15 foot deep washout area. The washout occurred after rainfall amounts of 1.5 to 2 inches in a short amount of time caused Scott Creek to quickly rise. From damage photos, it appears the cree…
Two people were directly injured and there was an indirect loss of life from an EF2 tornado that tracked across the east central sections of Clark County near Chili. The death occurred when an oxygen machine stopped working due to a power outage caused by the tornado. The tornado…
A nine vehicle accident that occurred in dense fog, resulted in the death of one person and injured nine others. The accident occurred around 1015 a.m. at the intersection of State Highway 29 and County Road P east of Owen. The automated weather observing equipment at the Medford…
Flooding from the South Branch of O'Neill Creek covered County Highway Y south of Chili. Standing water covered State Highway 73 in Christie. The emergency manager reported around 65 locations across the county had water over the road or culverts washed out. Fifteen homes were da…
Flood waters from the Black River covered County Road G just west of Greenwood. Waters flowing through a drainage ditch undercut Chickadee Road near Gorman Avenue southwest of Willard. County Highway M was closed north of County Highway I when a culvert was washed out. This is th…
Flooding caused numerous county and township roads as well as some state roads to be closed across the southern half of the county, mainly south of Greenwood. Many low-lying township roads were closed, while some culverts were damaged and needed replacing. The hardest hit areas i…
Winter Storm Winter Storm
This winter storm brought heavy snow to Clark County on December 28th and 29th with storm total accumulations across the county ranging from 6 to 8 inches. The highest snowfall total report in the county was in Granton where 8 inches of snowfall was observed.
Winter Storm Winter Storm
This winter system brought heavy snow accumulations of 5 to 7 inches across much of Clark County on December 9th and 10th. The highest observed snowfall total in the county was 8 miles northwest of Willard where 6.8 inches of snow was reported.
Hail Hail
The public reported two inch diameter hail in Humbird. The report was relayed via social media.
Hail Hail
The public reported ping pong ball sized hail near the town of Seif. The report was relayed via social media.
Tornado EF2 Tornado
This strong tornado developed in fields west of Unity before tracking northeast toward Colby. As it moved through rural areas of northeastern Clark County, it damaged multiple farm outbuildings, trees, numerous power poles, and a home. NWS Storm Survey indicated EF2 damage to thi…
Tornado EF1 Tornado
This tornado touched down southeast of Loyal and tracked to the east-northeast, damaging one residence in addition to trees and powerlines before quickly dissipating.
Tornado EF0 Tornado
This tornado developed in rural areas of Clark County, WI between Christie and Loyal. As the tornado moved northeast, it damaged multiple trees and removed a portion of the roof from a farm building.
Tornado EF1 Tornado
This brief tornado snapped the trunks of a few large trees south of Christie. The diameter of the largest tree that was snapped supported an EF1 rating.
Hail Hail
The public reported quarter sized hail 3 miles southwest of Sidney. The report was relayed by local broadcast media.
Thunderstorm Wind Thunderstorm Wind
Emergency management estimated 60 mph wind gusts about 4 miles west of Withee.
Hail Hail
The public reported half dollar sized hail about 2 miles southeast of Sidney.
Ice Storm Ice Storm
On March 29th and 30th, a significant icing event occurred in Clark County as a mix of snow, sleet and freezing rain resulted in substantial ice accumulations across mainly the northern half of the county. Law enforcement reported numerous instances of tree damage across northern…
Winter Storm Winter Storm
This winter system brought heavy snow to Clark County on March 19th. Snowfall totals ranged between 3 to 10 inches across the county with the highest reported total being 10 inches in Neilsville.
Winter Weather Winter Weather
This winter system brought gusty winds and snow to Clark County on March 5th. Snowfall totals ranged around 1 to 3 inches across the county with the highest reported total being 3 inches 8 miles northwest of Willard.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Minimum wind chills between 25 to 35 degrees below zero across Clark County on the morning of February 18th. The coldest wind chill reported in the county was in Neillsville, WI of 34 degrees below zero.
Winter Storm Winter Storm
Storm total snowfall accumulations ranged between 2 to 10 inches across Clark County from this winter system. The highest total in the county of 9.8 inches was in Withee.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Dangerously cold wind chills began on the evening of the 20th and continued through noon on the 21st in Clark County where values dropped between 25 to 45 degrees below zero. The coldest observed wind chill in the county was 42 degrees below zero in Greenwood, WI.
Winter Weather Winter Weather
Snowfall totals ranging from 2 to 5 inches fell across Clark County with this winter system. The highest storm total snow accumulation in the county of 4.9 was measured 6 miles south-southeast of Sidney.
Flash Flood Flash Flood
Local officials reported water flowing over County Road O near Greenwood.
Thunderstorm Wind Thunderstorm Wind
County dispatch reported power lines down in Thorp.
Tornado EF1 Tornado
A brief EF-1 tornado touched down in far northern Clark County and produced little damage before moving into southern Taylor County.
Tornado EF0 Tornado
A very brief EF-0 tornado touched down damaging outbuildings and a barn south of Greenwood.
Tornado EF0 Tornado
A short-lived EF-0 tornado started in the western side of Colby in Clark County before crossing the county line into Marathon County in NWS Green Bay's warning area. Clark County Emergency Management confirmed a garage door was blown in on the west side of a large manufacturing f…
Tornado EF1 Tornado
This stronger EF1 tornado leveled trees and powerlines along an intermittent track that was mixed with downburst winds. The tornado was overtaken by a downburst, which caused pockets of tree and outbuilding damage for another 7 miles.
Tornado EF1 Tornado
This tornado damaged several farmsteads, powerlines, and trees. It was strongest to the west of Loyal, with the path becoming weaker and less defined to the north of town.
Tornado EF1 Tornado
This tornado occurred on the left flank of a broad area of downburst wind damage with the tornado path intermittent in nature as the downburst mixed in at times. Multiple farmsteads were hit with damage mainly to trees and outbuildings.
Tornado EF1 Tornado
This was a brief tornado that damaged a farmstead and trees.
Tornado EF0 Tornado
This was a weak and brief tornado that damaged a farmstead and a grove of trees.
Tornado EF1 Tornado
A tornado touched down southwest of Unity, moved through the village, and ended northeast of town in Marathon County (NWS Green Bay's warning area). Besides damage to trees and power lines, several homes and garages had extensive damage, especially to roofs.
Thunderstorm Wind Thunderstorm Wind
Emergency management reported power poles and lines down on Highway 10.
Thunderstorm Wind Thunderstorm Wind
A trained spotter estimated a 60 mph wind gust 6 miles north of Chili.
Hail Hail
The public reported nickel sized hail in Neillsville.
Hail Hail
The public reported quarter sized hail at the north side of Lake Arbutus. The hail lasted for about 1 minute.
Hail Hail
A trained spotter reported quarter sized hail 2 miles north of Dorchester.
Winter Weather Winter Weather
Volunteer observers reported 2 to 5 of snow accumulation in Clark County with a maximum of 7.0 in Thorp.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 17 | 4 |
| 2024 | 20 | 9 |
| 2023 | 21 | 0 |
| 2022 | 4 | 0 |
| 2021 | 31 | 5 |
| 2020 | 17 | 0 |
| 2019 | 30 | 3 |
| 2018 | 29 | 0 |
| 2017 | 19 | 0 |
| 2016 | 15 | 0 |
| 2015 | 8 | 0 |
| 2014 | 22 | 0 |
| 2013 | 10 | 0 |
| 2012 | 28 | 0 |
| 2011 | 30 | 1 |
| 2010 | 26 | 1 |
| 2009 | 16 | 0 |
| 2008 | 25 | 0 |
| 2007 | 16 | 0 |
| 2006 | 13 | 0 |
| 2005 | 18 | 1 |
| 2004 | 19 | 0 |
| 2003 | 3 | 0 |
| 2002 | 31 | 2 |
| 2001 | 25 | 0 |
| 2000 | 15 | 0 |
| 1999 | 11 | 0 |
| 1998 | 11 | 0 |
| 1997 | 16 | 0 |
| 1996 | 14 | 0 |
| 1995 | 5 | 0 |
| 1994 | 1 | 0 |
| 1993 | 1 | 0 |
| 1992 | 4 | 0 |
| 1991 | 1 | 0 |
| 1990 | 5 | 0 |
| 1989 | 1 | 0 |
| 1988 | 2 | 0 |
| 1987 | 3 | 0 |
| 1986 | 2 | 1 |
| 1985 | 2 | 1 |
| 1984 | 6 | 1 |
| 1983 | 7 | 3 |
| 1981 | 4 | 0 |
| 1980 | 1 | 1 |
| 1979 | 2 | 0 |
| 1978 | 1 | 0 |
| 1977 | 4 | 0 |
| 1975 | 1 | 0 |
| 1974 | 2 | 0 |
| 1973 | 1 | 0 |
| 1971 | 2 | 2 |
| 1969 | 1 | 1 |
| 1968 | 1 | 0 |
| 1967 | 2 | 2 |
| 1964 | 1 | 0 |
| 1963 | 1 | 0 |
| 1962 | 1 | 1 |
| 1960 | 1 | 1 |
| 1959 | 2 | 2 |
| 1958 | 1 | 1 |
| 1957 | 1 | 0 |
| 1950 | 1 | 1 |