Storms in Illinois in 2018

1,709 events in 260 episodes

Every storm the National Weather Service filed in Illinois in 2018, with each episode’s narrative and every event in it. From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

Illinois in 2018 on the map

Every episode with a place to put it, colored by kind of event.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over Illinois

The year

Events: 1,709
Deaths: 9
Injuries: 44
Damage: $144 million
Episodes: 260

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

By kind of event

Kind of event	Events	Deaths	Injuries	Damage
Thunderstorm Wind	422	0	1	$1.1 million
Hail	202	0	0	$789,000
Flood	140	0	4	$1.5 million
Strong Wind	126	0	0	$128,000
Winter Weather	105	4	7	$1.5 million
Dense Fog	91	0	0
Flash Flood	89	1	5	$8.0 million
Heat	76	0	0
Excessive Heat	64	0	0
Tornado	60	1	23	$130 million
Frost/Freeze	57	0	0	$5,000
Heavy Snow	52	0	0	$90,000
Winter Storm	50	0	0
Cold/Wind Chill	35	0	0
High Wind	34	0	0	$97,000
Extreme Cold/Wind Chill	31	0	0
Lightning	20	0	3	$100,000
Blizzard	20	0	0
Heavy Rain	16	0	0
Funnel Cloud	12	0	0
Drought	4	0	0
Rip Current	2	3	1
Coastal Flood	1	0	0

Every episode, month by month

January 2018

February 2018

March 2018

April 2018

May 2018

June 2018

July 2018

August 2018

September 2018

October 2018

November 2018

December 2018

Every year in Illinois Every state in 2018 Tornadoes in Illinois in 2018 Warnings in Illinois in 2018 2017 2019

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.