Cook storm history
Storm events recorded in Cook, Illinois between 1950 and 2025.
2,920
Total events
85
Tornadoes
624
Hail
404
Floods
554
Deaths
$1.7B
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Tornado EF3 Tornado
A tornado which touched down in Naperville and moved across far southern DuPage County crossed into Cook County near 83rd Street. The tornado produced only tree damage along its path in Cook County and the tornado ended near the Buffalo Woods just east of Forest Avenue.
A 16 year old boy went missing in Lake Michigan at Rainbow Beach on the afternoon of the 18th. His body was recovered three days later. A Beach Hazards Statement was in effect at the time advertising 6 to 10 foot waves and dangerous currents along the Illinois lakeshore.
A corridor of significant straight line wind damage occurred from Harvey east to Calumet City. Numerous trees were uprooted and snapped along this corridor. Some roofs were damaged by falling trees; other roofs suffered minor shingle damage from the strong winds. Some of the wors…
An elderly man died in his garage from hypothermia due to cold exposure.
A large tree was blown down striking and killing a bicyclist on a bike trail.
Thunderstorms training over the Chicago metro area dropped from around 1.5 inches to just over three inches of rain in just a couple hours. A construction worker inside the sewer in the 3000 block of North Rockwell Street was swept away by rushing water after removing his harness…
A man died in his home from heat stroke. High temperatures at O'Hare Airport from September 9th to the 11th were 94, 95, and 91 degrees respectively.
An infant was left in a vehicle in Burbank for 2 1/2 hours and died of heat stroke. The high temperature at O'Hare Airport was 96.
Hypothermia was a contributing factor in the death of a 56-year-old man found outside in the 10000 block of South Wentworth Avenue.
A man in his 60's was found dead near the Dan Ryan Expressway. Cold exposure was a contributing factor to his death according to the Cook County Medical Examiner.
A man in his 60's died of hypothermia following cold exposure in an accident according to the Cook County Medical Examiner.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 170 | 1 |
| 2024 | 188 | 17 |
| 2023 | 145 | 6 |
| 2022 | 171 | 2 |
| 2021 | 93 | 1 |
| 2020 | 148 | 3 |
| 2019 | 104 | 1 |
| 2018 | 59 | 1 |
| 2017 | 42 | 0 |
| 2016 | 35 | 1 |
| 2015 | 49 | 1 |
| 2014 | 101 | 0 |
| 2013 | 97 | 0 |
| 2012 | 79 | 0 |
| 2011 | 155 | 2 |
| 2010 | 123 | 1 |
| 2009 | 80 | 0 |
| 2008 | 111 | 4 |
| 2007 | 115 | 1 |
| 2006 | 116 | 1 |
| 2005 | 52 | 0 |
| 2004 | 82 | 0 |
| 2003 | 100 | 1 |
| 2002 | 20 | 0 |
| 2001 | 33 | 0 |
| 2000 | 34 | 0 |
| 1999 | 18 | 0 |
| 1998 | 18 | 0 |
| 1997 | 17 | 0 |
| 1996 | 27 | 0 |
| 1995 | 6 | 0 |
| 1994 | 6 | 0 |
| 1993 | 3 | 0 |
| 1992 | 11 | 0 |
| 1991 | 19 | 2 |
| 1990 | 4 | 0 |
| 1989 | 4 | 0 |
| 1988 | 15 | 0 |
| 1987 | 6 | 0 |
| 1986 | 5 | 1 |
| 1985 | 6 | 1 |
| 1984 | 12 | 0 |
| 1983 | 12 | 2 |
| 1982 | 10 | 0 |
| 1981 | 2 | 0 |
| 1980 | 14 | 1 |
| 1979 | 1 | 0 |
| 1978 | 9 | 1 |
| 1977 | 8 | 2 |
| 1976 | 9 | 2 |
| 1975 | 19 | 1 |
| 1974 | 14 | 2 |
| 1973 | 3 | 3 |
| 1972 | 6 | 3 |
| 1971 | 5 | 0 |
| 1970 | 8 | 1 |
| 1969 | 4 | 0 |
| 1968 | 5 | 0 |
| 1967 | 14 | 2 |
| 1966 | 15 | 3 |
| 1965 | 21 | 4 |
| 1964 | 6 | 0 |
| 1963 | 13 | 0 |
| 1962 | 6 | 1 |
| 1961 | 4 | 1 |
| 1960 | 5 | 0 |
| 1959 | 8 | 3 |
| 1958 | 3 | 1 |
| 1957 | 4 | 0 |
| 1956 | 8 | 2 |
| 1955 | 4 | 1 |
| 1954 | 1 | 1 |