Minnesota

Storm History: Norman County, Minnesota

472 episodes, 640 events since 1956

Every storm the National Weather Service has filed in Norman County, Minnesota: 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
640
Deaths
3
Injuries
38
Damage
$122 million
Episodes
472

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 Norman 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
Tornado151335$30 million
Hail12500$1.5 million
Blizzard9103$5.0 million
Winter Storm5100$1.3 million
Extreme Cold/Wind Chill5000
Thunderstorm Wind3100$343,000
Heavy Snow2600
Flash Flood2600$11 million
High Wind2500$150,000
Flood2000$71 million
Cold/Wind Chill1500$21,000
Drought1200
Ice Storm600$2.0 million
Frost/Freeze600
Excessive Heat300
Winter Weather100
Dust Storm100

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 Norman County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Norman CountyEvery warning in Norman County since 1986Every county in Minnesota

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.