Tornadoes, hail, floods and severe storms recorded here between 1957 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
The part of each tornado’s path NOAA recorded in this county, 12 in all. Zoom in and the paths widen to their surveyed width.
Hover or tap a bar to see that year.
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.
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
June 2, 1990 · Hamilton, Illinois
April 19, 1996 · Hamilton, Illinois
December 18, 1957 · Hamilton, Illinois
December 18, 1957 · Hamilton, Illinois
April 6, 2016 · Hamilton, Illinois
January 7, 1989 · Hamilton, Illinois
February 15, 2026 · Hamilton, Illinois
February 10, 2026 · Hamilton, Illinois
January 30, 2026 · Hamilton, Illinois
January 26, 2026 · Hamilton, Illinois
January 24, 2026 · Hamilton, Illinois
January 23, 2026 · Hamilton, Illinois
November 23, 2025 · Hamilton, Illinois
November 22, 2025 · Hamilton, Illinois
October 19, 2025 · Hamilton, Illinois
A large tree was blown down onto a fence to the west of McLeansboro.
October 19, 2025 · Hamilton, Illinois
Trees were blown down in McLeansboro.
October 1, 2025 · Hamilton, Illinois
September 23, 2025 · Hamilton, Illinois
September 14, 2025 · Hamilton, Illinois
August 19, 2025 · Hamilton, Illinois
August 16, 2025 · Hamilton, Illinois
August 4, 2025 · Hamilton, Illinois
A vehicle was stuck in water on IL-14 at Ten Mile Rd around the time rainfall rates peaked at around 0.75'' in 15 minutes.
August 4, 2025 · Hamilton, Illinois
Floodwaters resulted in the closure of part of IL-142 near County Rd 975N. One hour rainfall rates peaked at around 2'' (radar estimated) in that area.
July 25, 2025 · Hamilton, Illinois
Extreme heat warning criteria were reached on July 28th.
July 23, 2025 · Hamilton, Illinois
July 19, 2025 · Hamilton, Illinois
July 19, 2025 · Hamilton, Illinois
Heavy rainfall led to three to four inches of water covering Hwy 142 near Digby Rd. Hourly rainfall totals were estimated by radar to be around an inch, with flooding severity limited due to there being very limited additional rainfall earlier or later.
July 19, 2025 · Hamilton, Illinois
Severe street flooding in McLeansboro occurred from heavy rainfall. Radar estimated hourly rainfall in McLeansboro peaked at 1, while northwestern portions of the county peaked at 1.5-2 in an hour.
July 19, 2025 · Hamilton, Illinois
Areal flooding remained through the afternoon following the torrential rainfall early afternoon, mainly in northwestern Hamilton County. Approximately 8 to 10 inches of water was across Highway 242 at Blairsville Road. Several secondary roads were flooded across Hamilton County.
July 16, 2025 · Hamilton, Illinois
May 6, 2025 · Hamilton, Illinois
March 28, 2025 · Hamilton, Illinois
March 19, 2025 · Hamilton, Illinois
March 14, 2025 · Hamilton, Illinois
March 5, 2025 · Hamilton, Illinois
February 21, 2025 · Hamilton, Illinois
February 20, 2025 · Hamilton, Illinois
February 18, 2025 · Hamilton, Illinois
February 16, 2025 · Hamilton, Illinois
January 31, 2025 · Hamilton, Illinois
January 19, 2025 · Hamilton, Illinois
January 10, 2025 · Hamilton, Illinois
January 5, 2025 · Hamilton, Illinois
December 29, 2024 · Hamilton, Illinois
Water covered portions of Norris City Road and Army Navy Store Road. Flooding was observed with the second round of precipitation for the day, occurring in the early morning.
December 2, 2024 · Hamilton, Illinois
November 30, 2024 · Hamilton, Illinois
October 17, 2024 · Hamilton, Illinois
August 1, 2024 · Hamilton, Illinois
August 1, 2024 · Hamilton, Illinois
A powerful line of storms surged southeastward through northeastern Hamilton County causing extensive damage. Large sections of metal roofing from a long farm building blew off at County Rd 1300 E, while a smaller metal roof section blew off at County Rd 1700 N/County Rd 1440 E. …
July 30, 2024 · Hamilton, Illinois