Colorado

Storm History: Weld County, Colorado

1,118 episodes, 2,459 events since 1950

Every storm the National Weather Service has filed in Weld County, Colorado: 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
2,459
Deaths
11
Injuries
122
Damage
$456 million
Episodes
1,118

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 Weld 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
Tornado900192$189 million
Hail68321$4.4 million
High Wind19308$1.8 million
Flash Flood14617$236 million
Winter Storm14302$1.3 million
Thunderstorm Wind14207$234,000
Blizzard6030$16 million
Flood4610$4.9 million
Heavy Snow3700
Winter Weather3422
Wildfire1600$2.3 million
Cold/Wind Chill1400
Drought1200
Lightning1101$357,000
Extreme Cold/Wind Chill600
Funnel Cloud500
Dense Fog410
Frost/Freeze300
Dust Storm300
Strong Wind102

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 Weld County, with its track

Every episode, newest first

Earlier years, state by state:

More

Tornadoes in Weld CountyEvery warning in Weld County since 1986Every county in Colorado

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.