Storms in Iowa in 2004

2,341 events in 565 episodes

Every storm the National Weather Service filed in Iowa in 2004, 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.

Iowa in 2004 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 Iowa

The year

Events: 2,341
Deaths: 1
Injuries: 30
Damage: $74 million
Episodes: 565

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
Hail	932	0	1	$14 million
Thunderstorm Wind	486	0	1	$692,000
High Wind	199	0	0	$9.3 million
Heavy Snow	141	0	0	$545,000
Flood	128	0	0	$26 million
Flash Flood	128	1	2	$5.7 million
Tornado	124	0	25	$17 million
Winter Storm	60	0	0
Winter Weather	46	0	0	$45,000
Heavy Rain	36	0	0
Cold/Wind Chill	29	0	0
Lightning	18	0	1	$45,000
Funnel Cloud	13	0	0
Dust Devil	1	0	0

Every episode, month by month

January 2004

February 2004

March 2004

April 2004

May 2004

June 2004

July 2004

August 2004

September 2004

October 2004

December 2004

Every year in Iowa Every state in 2004 Tornadoes in Iowa in 2004 Warnings in Iowa in 2004 2003 2005

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.