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Severe WeatherHistory

Chicago, IL severe weather history

NOAA has logged 106 severe weather events at Chicago in Cook County, Illinois since 1996 — most often thunderstorm wind.

That is 4.0% of the 2,637 events recorded across Cook County as a whole.

Events on record
106
Direct deaths
19 injured
Property damage
$12.3M
Record span
1996–Jul 9, 2025

What hits Chicago

Recent events logged at Chicago

Most recent severe weather events recorded at Chicago, newest first
DateEventDeathsInjuriesDamage
Jul 9, 2025Flash Flood00$400K
Sep 24, 2024Flood00$0
Sep 24, 2024Flood00$0
Sep 24, 2024Flood00$0
Sep 24, 2024Flood00$0
Jul 16, 2024Tornado · EF100$0
Jun 13, 2022Flood00$0
Oct 22, 2020Flood00$0
Oct 22, 2020Flood00$0
Oct 22, 2020Flood00$0
Oct 22, 2020Flood00$0
Aug 10, 2020Thunderstorm Wind00$0
Aug 10, 2020Thunderstorm Wind00$0
May 15, 2020Flash Flood00$0
May 15, 2020Flash Flood00$0
May 15, 2020Flash Flood00$0
May 15, 2020Flash Flood00$0
Jul 24, 2016Thunderstorm Wind00$0
Jul 24, 2016Thunderstorm Wind00$0
Jul 24, 2016Flash Flood00$0
Jun 23, 2016Thunderstorm Wind00$0
Apr 26, 2016Hail00$0
May 29, 2013Flash Flood00$0
Jul 23, 2011Flash Flood00$10M
Jun 22, 2011Thunderstorm Wind00$0
Jun 22, 2011Thunderstorm Wind00$0
Jun 24, 2010Flash Flood00$500K
Jun 22, 2010Thunderstorm Wind00$10K
Jun 16, 2010Flash Flood00$100K
Jun 28, 2008Thunderstorm Wind00$3K
Jun 15, 2008Thunderstorm Wind00$25K
Jun 8, 2008Thunderstorm Wind00$10K
Oct 18, 2007Hail00$0
Oct 18, 2007Thunderstorm Wind00$0
Oct 18, 2007Hail00$0
Oct 18, 2007Thunderstorm Wind01$10K
Aug 23, 2007Flood00$0
Aug 23, 2007Thunderstorm Wind00$0
Aug 23, 2007Thunderstorm Wind10$100K
Aug 23, 2007Thunderstorm Wind00$10K

Source: NOAA/NCEI Storm Events · dates in UTC · newest 40 records

Chicago severe weather — your questions

When was the last severe weather event at Chicago?

The most recent event on record for Chicago is dated Jul 9, 2025 (UTC). NOAA publishes confirmed records on a delay of one to three months.

How many severe weather events has Chicago recorded?

Chicago appears in 106 NOAA storm reports since 1996 — 4.0% of everything logged across Cook County.

What is the most common severe weather at Chicago?

Thunderstorm Wind leads the record at Chicago, out of 7 hazard types logged there.

Have there been weather deaths at Chicago?

NOAA attributes 1 direct deaths and 9 injuries to severe weather at Chicago since 1996.

Which decade was busiest at Chicago?

The 2000s carry the most reports for Chicago, with 67 events logged.

More of the Cook County record

Chicago, IL Severe Weather History — Severe Weather History