North Dakota

Storm History: Nelson County, North Dakota

516 episodes, 725 events since 1971

Every storm the National Weather Service has filed in Nelson 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
725
Deaths
0
Injuries
1
Damage
$57 million
Episodes
516

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 Nelson 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
Tornado21200$35 million
Hail13900$68,000
Blizzard7501$6.0 million
Extreme Cold/Wind Chill6100
Winter Storm5000$2,000
Flood4600$9.2 million
Flash Flood3300$95,000
High Wind3200$100,000
Heavy Snow2700
Cold/Wind Chill1700$5,000
Frost/Freeze800
Thunderstorm Wind700$7,000
Ice Storm700$6.0 million
Drought700
Heat100
Heavy Rain100
Excessive Heat100
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 Nelson County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Nelson CountyEvery warning in Nelson 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.