Storms in Illinois in 1999

1,348 events in 371 episodes

Every storm the National Weather Service filed in Illinois in 1999, 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 1999 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: 1,348
Deaths: 147
Injuries: 186
Damage: $88 million
Episodes: 371

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	374	0	17	$2.6 million
Hail	168	0	7	$58 million
Heat	137	138	119
Winter Storm	110	1	1	$1,000
Heavy Snow	106	1	5
Drought	95	0	0
Flood	83	1	0	$230,000
Tornado	76	3	32	$23 million
Ice Storm	60	0	0	$150,000
Flash Flood	42	0	0	$3.4 million
Cold/Wind Chill	36	1	0
Strong Wind	19	0	0	$23,000
Funnel Cloud	15	0	0
Dense Fog	13	0	0
Lightning	10	2	5	$125,000
High Wind	3	0	0
Heavy Rain	1	0	0

Every episode, month by month

January 1999

February 1999

March 1999

April 1999

May 1999

June 1999

July 1999

August 1999

September 1999

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.