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.
AvalancheJanuary 10, 2008
Northern Sangre De Cristo Mountains Above 11000 Ft · 1 killed ·
AvalancheJanuary 4, 2008
Gore And Elk Mountains/Central Mountain Valleys · 1 killed ·
LightningSeptember 2, 2007
El Paso · 1 killed · 3 injured ·
Heavy RainMay 14, 2007
Denver · 1 killed · 1 injured ·
AvalancheDecember 21, 2006
Gore And Elk Mountains/Central Mountain Valleys · 1 killed ·
LightningSeptember 7, 2006
Montrose · 1 killed ·
Heavy RainAugust 1, 2006
Mesa · 1 killed ·
LightningJuly 19, 2006
Teller · 1 killed ·
LightningJune 21, 2006
Adams · 1 killed ·
AvalancheDecember 22, 2005
S & Se Grand / W Central & Sw Boulder / Gilpin / Clear Creek / Summit / N & W Park Counties Above 9000 Feet · 1 killed ·
AvalancheNovember 6, 2005
S & E Jackson / Larimer / N & Ne Grand / Nw Boulder Counties Above 9000 Feet · 1 killed ·
Winter StormOctober 10, 2005
N & Ne Elbert County Below 6000 Feet / N Lincoln County · 1 killed ·
LightningSeptember 8, 2005
Otero · 1 killed ·
AvalancheMay 20, 2005
S & Se Grand / W Central & Sw Boulder / Gilpin / Clear Creek / Summit / N & W Park Counties Above 9000 Feet · 1 killed ·
AvalancheApril 1, 2005
Grand And Battlement Mesas · 1 killed ·
AvalancheMarch 24, 2005
S & Se Grand / W Central & Sw Boulder / Gilpin / Clear Creek / Summit / N & W Park Counties Above 9000 Feet · 1 killed · 1 injured ·
AvalancheMarch 6, 2005
Gore And Elk Mountains/Central Mountain Valleys · 1 killed ·
AvalancheJanuary 3, 2005
Elkhead And Park Mountains · 1 killed ·
Winter WeatherSeptember 4, 2004
Larimer & Boulder Counties Between 6000 & 9000 Feet · 1 killed ·
LightningAugust 1, 2004
Summit · 1 killed · 4 injured ·
LightningMay 29, 2004
Jefferson · 1 killed · 4 injured ·
LightningMay 12, 2004
Montrose · 1 killed ·
High WindApril 18, 2004
Kit Carson County · 1 killed ·
AvalancheApril 9, 2004
Eastern Sawatch Mountains Above 11000 Ft · 1 killed ·
AvalancheMarch 20, 2004
Eastern Sawatch Mountains Above 11000 Ft · 1 killed · 1 injured ·
LightningAugust 24, 2003
Park · 1 killed ·
LightningAugust 5, 2003
El Paso · 1 killed ·
LightningJuly 27, 2003
Saguache · 1 killed · 1 injured ·
LightningMay 31, 2003
Larimer · 1 killed · 1 injured ·
AvalancheMarch 17, 2002
Flattop Mountains · 1 killed ·
AvalancheMarch 15, 2002
Northwestern San Juan Mountains · 1 killed · 1 injured ·
AvalancheMarch 14, 2002
Gore And Elk Mountains/Central Mountain Valleys · 1 killed · 2 injured ·
AvalancheMarch 14, 2002
Gore And Elk Mountains/Central Mountain Valleys · 1 killed ·
AvalancheFebruary 24, 2002
Grand And Battlement Mesas · 1 killed ·
AvalancheFebruary 6, 2002
West Elk And Sawatch Mountains · 1 killed ·
AvalancheFebruary 1, 2002
Gore And Elk Mountains/Central Mountain Valleys · 1 killed ·
LightningAugust 15, 2001
Larimer · 1 killed ·
LightningMay 30, 2001
El Paso · 1 killed · 3 injured ·
LightningMay 18, 2001
Adams · 1 killed ·
AvalancheMarch 18, 2001
Elkhead And Park Mountains · 1 killed ·
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.