South Dakota

Storm History: Deuel County, South Dakota

421 episodes, 534 events since 1956

Every storm the National Weather Service has filed in Deuel County, South 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
534
Deaths
1
Injuries
5
Damage
$15 million
Episodes
421

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 Deuel 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
Hail12000
Tornado9303$276,000
Blizzard5600$5,000
Extreme Cold/Wind Chill4100
High Wind3800$10,000
Thunderstorm Wind3601$5,000
Heavy Snow3511
Winter Storm3300
Drought2200
Flash Flood1500$220,000
Flood1100$12 million
Ice Storm800$2.5 million
Excessive Heat700
Winter Weather700
Cold/Wind Chill300
Wildfire300
Lightning200$10,000
Dense Fog200
Heat100
Funnel Cloud100

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 Deuel County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Deuel CountyEvery warning in Deuel County since 1986Every county in South 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.