Utah

Storm History: Salt Lake County, Utah

398 episodes, 723 events since 1956

Every storm the National Weather Service has filed in Salt Lake County, Utah: 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
723
Deaths
18
Injuries
123
Damage
$218 million
Episodes
398

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 Salt Lake 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
Thunderstorm Wind187215$4.2 million
Flash Flood15400$31 million
Hail12903$5.6 million
Heavy Snow8200$1.0 million
Winter Storm4024$1.1 million
Tornado33180$171 million
Avalanche241013$33,000
High Wind1600$50,000
Dust Storm1400$9,000
Excessive Heat900$50,000
Lightning737$310,000
Debris Flow601$200,000
Heavy Rain500$1.5 million
Flood500$2.2 million
Funnel Cloud300
Strong Wind300
Winter Weather300$138,000
Extreme Cold/Wind Chill200
Wildfire100

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 Salt Lake County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Salt Lake CountyEvery warning in Salt Lake County since 1986Every county in Utah

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.