Iowa

Storm History: Floyd County, Iowa

397 episodes, 621 events since 1959

Every storm the National Weather Service has filed in Floyd County, Iowa: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.

The record

Events
621
Deaths
16
Injuries
462
Damage
$54 million
Episodes
397

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.

Open the live radar over Floyd County

Every year

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.

By kind of event

Counted under the kind that heads each episode.

Kind of eventEventsDeathsInjuriesDamage
Hail15301$6.1 million
Tornado13313458$32 million
Flash Flood6910$14 million
Winter Storm4800$90,000
Thunderstorm Wind4400$551,000
Flood2900$1.2 million
Drought2900
Blizzard2400
High Wind1900$209,000
Extreme Cold/Wind Chill1900
Heavy Snow1302$10,000
Cold/Wind Chill800
Heat800
Winter Weather820$31,000
Excessive Heat500$45,000
Strong Wind400$11,000
Ice Storm300$7,000
Dense Fog301$350,000
Lightning200$50,000

The deadliest

The costliest

Damage within this county, in the dollars of its year.

The largest hail

The largest stone in each episode, which may have fallen in a neighboring county of the same episode.

The strongest tornadoes

Every tornado in Floyd County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Floyd CountyEvery warning in Floyd County since 1986Every county in Iowa

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.