South Dakota

Storm History: Edmunds County, South Dakota

528 episodes, 819 events since 1955

Every storm the National Weather Service has filed in Edmunds 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
819
Deaths
3
Injuries
2
Damage
$15 million
Episodes
528

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 Edmunds 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
Hail25600
Tornado19800$78,000
High Wind5000
Blizzard4900
Thunderstorm Wind4200
Flash Flood4100$10,000
Extreme Cold/Wind Chill3800
Drought3700
Heavy Snow3100
Winter Storm2900
Flood1800$15 million
Excessive Heat800
Winter Weather732
Ice Storm400$74,000
Cold/Wind Chill400
Wildfire400
Heat200
Freezing Fog100

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 Edmunds County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Edmunds CountyEvery warning in Edmunds 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.