Michigan

Storm History: Iosco County, Michigan

184 episodes, 251 events since 1953

Every storm the National Weather Service has filed in Iosco County, Michigan: 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
251
Deaths
4
Injuries
20
Damage
$7.5 million
Episodes
184

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 Iosco 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
Hail7502$95,000
Tornado54413$5.9 million
Winter Storm3600$14,000
Thunderstorm Wind2501$89,000
Heavy Snow2000
Flash Flood1004$1.3 million
Blizzard900
Ice Storm500$60,000
Extreme Cold/Wind Chill500
High Wind400$28,000
Flood200
Heat100
Wildfire100$40,000
Excessive Heat100
Lakeshore Flood100$45,000
Strong Wind100$15,000
Cold/Wind Chill100

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 Iosco County, with its track

Every episode, newest first

More

Tornadoes in Iosco CountyEvery warning in Iosco County since 1986Every county in Michigan

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.