Colorado Storm & Severe Weather History
Since 1996, Colorado has logged 46,416 severe-weather events — about 1,497 a year — with 289 direct deaths, 964 injuries and $10.4B in reported property damage.
By event type
Hail12,835—$4.8B
Winter Weather5,8592 d$132K
Winter Storm5,4962 d$33.5M
High Wind4,1828 d$78.4M
Thunderstorm Wind3,64113 d$23.4M
Heavy Snow3,2154 d$36K
Drought3,043——
Flash Flood1,55029 d$433.4M
Tornado1,3473 d$180.8M
Heavy Rain7862 d$787K
Wildfire66812 d$3.8B
Frost/Freeze611——
Lightning47550 d$12.1M
Blizzard42611 d$71.7M
Dense Fog4091 d$350K
Flood40517 d$775.8M
Events by year
19962026
Notable events (299)
Events with deaths, major damage, or a strong tornado — deadliest first.
AvalancheFebruary 25, 2001
West Elk And Sawatch Mountains · 1 killed ·
Flash FloodAugust 17, 2000
Adams · 1 killed ·
LightningJuly 25, 2000
El Paso · 1 killed ·
LightningJuly 12, 2000
Boulder · 1 killed ·
AvalancheJanuary 25, 2000
Gore And Elk Mountains/Central Mountain Valleys/Aspen And Vicinity · 1 killed ·
LightningAugust 7, 1999
Larimer · 1 killed · 2 injured ·
LightningJuly 21, 1999
Larimer · 1 killed · 2 injured ·
Thunderstorm WindJune 25, 1999
Weld · 1 killed ·
AvalancheJanuary 30, 1999
Grand And Battlement Mesas / X Sc Garfield / E Mesa Except X Ne / N Delta · 1 killed ·
AvalancheJanuary 23, 1999
Gore And Elk Mountains/Central Mountain Valleys/Aspen And Vicinity / Ne S Eagle / Pitkin Except Xnc / X Ne Mesa / Se Garfield (Part) · 1 killed · 1 injured ·
LightningSeptember 23, 1998
Prowers · 1 killed · 3 injured ·
LightningAugust 14, 1998
Rio Blanco · 1 killed · 1 injured ·
LightningAugust 8, 1998
Teller · 1 killed · 1 injured ·
Heavy SnowApril 2, 1998
Teller County/Rampart Range/Pikes Peak · 1 killed ·
AvalancheMarch 8, 1998
Gore And Elk Mountains/Central Mountain Valleys/Aspen And Vicinity · 1 killed ·
Heavy SnowFebruary 18, 1998
Southern El Paso County/Colorado Springs And Vicinity · 1 killed ·
AvalancheJanuary 21, 1998
Northwestern San Juan Mountains · 1 killed ·
Heavy SnowDecember 24, 1997
Pueblo And Eastern Fremont Counties/Pueblo And Vicinity · 1 killed ·
Winter StormNovember 27, 1997
Western Fremont And Northern Custer Counties · 1 killed ·
BlizzardOctober 25, 1997
Kit Carson County · 1 killed ·
BlizzardOctober 24, 1997
Northeastern Weld County · 1 killed ·
BlizzardOctober 24, 1997
Southern Weld County/Greeley And Vicinity · 1 killed ·
LightningAugust 31, 1997
La Plata · 1 killed ·
FloodAugust 4, 1997
El Paso · 1 killed ·
LightningJuly 30, 1997
Denver · 1 killed · 1 injured ·
LightningJuly 24, 1997
Pitkin · 1 killed ·
Thunderstorm WindJuly 8, 1997
Douglas · 1 killed · 2 injured ·
LightningJuly 6, 1997
El Paso · 1 killed ·
Dense FogJune 26, 1997
Eastern Larimer And Northwestern Weld Counties / Fort Collins And Vicinity / E Larimer / Nw Weld · 1 killed ·
LightningJune 7, 1997
Denver · 1 killed · 1 injured ·
Cold/Wind ChillDecember 18, 1996
N Douglas County Below 6000 Feet / Denver / W Adams & Arapahoe Counties / E Broomfield County · 1 killed ·
High WindOctober 29, 1996
Boulder & Jefferson Counties Below 6000 Feet / W Broomfield County · 1 killed ·
Thunderstorm WindOctober 16, 1996
Gunnison · 1 killed ·
LightningSeptember 25, 1996
Otero · 1 killed ·
Flash FloodAugust 30, 1996
Pueblo · 1 killed ·
LightningJuly 20, 1996
El Paso · 1 killed ·
Thunderstorm WindJune 26, 1996
Garfield · 1 killed ·
LightningJune 13, 1996
Ouray · 1 killed ·
Heavy SnowFebruary 20, 1996
Gore And Elk Mountains/Central Mountain Valleys · 1 killed · 2 injured ·
HailMay 8, 2017
Jefferson · $2.3B damage
Source: NOAA/NCEI Storm Events Database. Counts are every logged event since 1996; the "notable" list is filtered to events with fatalities, major damage or a strong tornado. Damage is the reporting office's estimate. A record of past weather is not a forecast. See About the Data.