North Dakota

Storm History: Dunn County, North Dakota

413 episodes, 537 events since 1960

Every storm the National Weather Service has filed in Dunn County, North Dakota: 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
537
Deaths
0
Injuries
6
Damage
$34 million
Episodes
413

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 Dunn 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
Hail15103$25 million
Tornado11100$986,000
High Wind5500$60,000
Blizzard5003$5.2 million
Thunderstorm Wind3300$165,000
Winter Storm2900
Heavy Snow2300
Drought2300
Extreme Cold/Wind Chill1900
Flash Flood1500$2.2 million
Cold/Wind Chill800
Flood800$660,000
Winter Weather400
Wildfire200
Dust Storm200
Heavy Rain100
Excessive Heat100
Dense Smoke100
Funnel Cloud100

The deadliest

None recorded.

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 Dunn County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Dunn CountyEvery warning in Dunn County since 1986Every county in North Dakota

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.