Storm History: Grand County, Colorado
Every storm the National Weather Service has filed in Grand 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
- 1,114
- Deaths
- 32
- Injuries
- 62
- Damage
- $167 million
- Episodes
- 564
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.
Every year
By kind of event
Counted under the kind that heads each episode.
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Winter Storm | 493 | 2 | 1 | |
| Winter Weather | 173 | 0 | 3 | |
| High Wind | 143 | 0 | 2 | |
| Heavy Snow | 136 | 0 | 0 | |
| Blizzard | 46 | 0 | 0 | |
| Avalanche | 43 | 28 | 21 | |
| Flash Flood | 17 | 0 | 10 | $155,000 |
| Thunderstorm Wind | 15 | 0 | 0 | |
| Hail | 15 | 0 | 24 | $205,000 |
| Tornado | 8 | 0 | 0 | $3,000 |
| Cold/Wind Chill | 8 | 0 | 0 | |
| Extreme Cold/Wind Chill | 6 | 0 | 0 | |
| Drought | 4 | 0 | 0 | |
| Wildfire | 4 | 2 | 0 | $167 million |
| Lightning | 1 | 0 | 1 | |
| Dust Storm | 1 | 0 | 0 | |
| Strong Wind | 1 | 0 | 0 |
The deadliest
- Avalanche, April 20, 2013
- Wildfire, October 14, 2020
- Avalanche, January 1, 2006
- Avalanche, December 26, 2008
- Avalanche, January 7, 2023
- Avalanche, March 24, 2005
- Avalanche, May 20, 2005
- Avalanche, November 6, 2005
- Avalanche, December 22, 2005
- Avalanche, January 22, 2012
- Avalanche, March 2, 2013
- Avalanche, March 17, 2013
- Avalanche, February 10, 2014
- Avalanche, December 8, 2019
- Winter Storm, April 15, 2020
- Avalanche, December 26, 2020
- Avalanche, February 14, 2021
- Avalanche, February 16, 2021
- Winter Storm, December 23, 2021
- Avalanche, May 29, 2022
The costliest
Damage within this county, in the dollars of its year.
- Wildfire, October 14, 2020
- Hail, June 30, 2011
- Flash Flood, July 30, 2021
- Flash Flood, July 22, 2021
- Flash Flood, September 14, 2023
- Flash Flood, July 21, 2021
- Flash Flood, July 23, 2022
- Flash Flood, August 22, 2022
- Flash Flood, August 3, 2021
- Flash Flood, August 13, 2021
- Hail, May 24, 1993
- Flash Flood, July 5, 2011
- Flash Flood, July 5, 2021
- Tornado, June 8, 1984
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
Every episode, newest first
- Hail, June 26, 2026
- Winter Storm, May 17, 2026
- Winter Storm, May 5, 2026
- Winter Weather, April 14, 2026
- High Wind, March 16, 2026
- High Wind, March 14, 2026
- High Wind, March 12, 2026
- Winter Storm, March 5, 2026
- Wildfire, February 24, 2026
- Heavy Snow, February 24, 2026
- Winter Storm, December 27, 2025
- High Wind, December 19, 2025
- High Wind, December 17, 2025
- High Wind, December 11, 2025
- High Wind, December 9, 2025
- Winter Storm, December 5, 2025
- Winter Weather, May 6, 2025
- Winter Weather, April 17, 2025
- High Wind, March 3, 2025
- Avalanche, February 22, 2025
- Winter Storm, February 20, 2025
- Winter Storm, February 16, 2025
- Winter Storm, February 14, 2025
- High Wind, February 2, 2025
- Winter Weather, February 1, 2025
- Winter Weather, January 24, 2025
- Extreme Cold/Wind Chill, January 17, 2025
- Winter Weather, January 10, 2025
- Winter Storm, January 1, 2025
- Winter Storm, December 29, 2024
- Winter Storm, December 28, 2024
- Winter Storm, December 26, 2024
- High Wind, December 18, 2024
- Winter Storm, November 26, 2024
- Strong Wind, November 19, 2024
- Winter Storm, November 3, 2024
- Winter Weather, October 21, 2024
- Wildfire, September 16, 2024
- Hail, May 25, 2024
- Heavy Snow, May 11, 2024
- High Wind, May 6, 2024
- Heavy Snow, April 26, 2024
- High Wind, April 15, 2024
- High Wind, April 6, 2024
- Winter Weather, March 28, 2024
- Winter Weather, March 23, 2024
- Winter Storm, March 13, 2024
- Winter Storm, March 7, 2024
- Winter Storm, March 2, 2024
- High Wind, February 27, 2024
- Winter Storm, February 2, 2024
- Winter Storm, January 17, 2024
- High Wind, January 16, 2024
- Winter Storm, January 11, 2024
- Winter Storm, January 9, 2024
- Winter Weather, December 23, 2023
- Winter Weather, December 8, 2023
- High Wind, December 7, 2023
- Winter Storm, December 1, 2023
- Winter Storm, October 27, 2023
- Flash Flood, September 14, 2023
- Thunderstorm Wind, July 4, 2023
- Winter Storm, May 10, 2023
- Avalanche, April 29, 2023
- Winter Weather, April 27, 2023
- Winter Storm, April 25, 2023
- Avalanche, April 11, 2023
- Winter Storm, April 3, 2023
- Winter Storm, March 21, 2023
- Winter Weather, March 10, 2023
- Winter Storm, February 22, 2023
- High Wind, February 19, 2023
- Winter Storm, January 29, 2023
- Winter Storm, January 26, 2023
- Winter Storm, January 17, 2023
- Avalanche, January 7, 2023
- Avalanche, December 31, 2022
- Winter Storm, December 30, 2022
- High Wind, December 27, 2022
- Avalanche, December 26, 2022
- Cold/Wind Chill, December 21, 2022
- Blizzard, December 12, 2022
- High Wind, December 1, 2022
- Winter Weather, November 28, 2022
- Winter Storm, November 17, 2022
- Winter Weather, November 3, 2022
- Winter Weather, October 26, 2022
- High Wind, October 23, 2022
- Flash Flood, August 22, 2022
- Flash Flood, August 20, 2022
- Flash Flood, July 23, 2022
- Winter Weather, May 31, 2022
- Avalanche, May 29, 2022
- Winter Weather, May 29, 2022
- Winter Storm, May 23, 2022
- Winter Storm, May 19, 2022
- Winter Weather, May 3, 2022
- Winter Weather, April 24, 2022
- Winter Weather, April 16, 2022
- Winter Storm, April 11, 2022
- Winter Weather, April 9, 2022
- High Wind, April 4, 2022
- Winter Weather, March 29, 2022
- Winter Storm, March 16, 2022
- Winter Storm, March 8, 2022
- Winter Weather, March 4, 2022
- Winter Storm, February 16, 2022
- High Wind, February 10, 2022
- Winter Storm, February 1, 2022
- Winter Storm, January 4, 2022
- High Wind, January 4, 2022
- Winter Storm, December 30, 2021
- Winter Storm, December 23, 2021
- High Wind, December 15, 2021
- Flash Flood, August 13, 2021
- Flash Flood, August 3, 2021
- Flash Flood, July 30, 2021
- Flash Flood, July 23, 2021
- Flash Flood, July 22, 2021
- Flash Flood, July 21, 2021
- Flash Flood, July 5, 2021
- Flash Flood, July 4, 2021
- Thunderstorm Wind, May 8, 2021
- Winter Storm, April 19, 2021
- Blizzard, March 12, 2021
- Avalanche, February 16, 2021
- Avalanche, February 14, 2021
- Winter Weather, February 11, 2021
- Winter Weather, February 6, 2021
- Winter Storm, February 4, 2021
- Winter Weather, January 17, 2021
- Dust Storm, January 13, 2021
- Avalanche, December 26, 2020
- Winter Weather, December 22, 2020
- High Wind, December 20, 2020
- Winter Weather, November 23, 2020
- High Wind, November 13, 2020
- Heavy Snow, October 23, 2020
- Wildfire, October 21, 2020
- High Wind, October 16, 2020
- Wildfire, October 14, 2020
- High Wind, October 14, 2020
- Thunderstorm Wind, July 13, 2020
- Hail, June 8, 2020
- Thunderstorm Wind, June 6, 2020
- Thunderstorm Wind, June 4, 2020
- Winter Storm, April 15, 2020
- Heavy Snow, April 11, 2020
- Winter Storm, February 15, 2020
- Winter Storm, February 6, 2020
- Winter Weather, February 3, 2020
- High Wind, January 4, 2020
- Winter Weather, January 1, 2020
- Winter Storm, December 12, 2019
- Avalanche, December 8, 2019
- High Wind, November 29, 2019
- Blizzard, November 25, 2019
- Winter Weather, October 27, 2019
- Winter Storm, October 19, 2019
- Winter Weather, October 9, 2019
- Tornado, September 8, 2019
- Winter Storm, May 28, 2019
- Winter Storm, April 29, 2019
- Winter Storm, April 10, 2019
- Winter Storm, March 6, 2019
- Winter Storm, March 1, 2019
- High Wind, February 13, 2019
- Winter Weather, February 5, 2019
- Winter Storm, January 17, 2019
- Winter Weather, December 18, 2018
- Winter Storm, November 22, 2018
- Winter Storm, November 4, 2018
- High Wind, November 2, 2018
- Winter Weather, October 30, 2018
- Winter Weather, October 13, 2018
- Winter Weather, October 9, 2018
- Winter Weather, October 8, 2018
- Winter Storm, April 5, 2018
- Winter Weather, March 27, 2018
- Winter Weather, March 26, 2018
- Winter Weather, March 18, 2018
- Winter Weather, March 15, 2018
- High Wind, February 18, 2018
- Winter Storm, February 14, 2018
- Winter Weather, February 10, 2018
- Winter Weather, February 5, 2018
- High Wind, January 30, 2018
- Winter Storm, January 20, 2018
- High Wind, December 30, 2017
- High Wind, December 29, 2017
- Winter Storm, December 24, 2017
- Winter Storm, December 23, 2017
- Winter Weather, December 3, 2017
- Heavy Snow, November 4, 2017
- High Wind, November 1, 2017
- High Wind, October 31, 2017
- Winter Storm, October 8, 2017
- Winter Storm, October 1, 2017
- Heavy Snow, May 17, 2017
- Winter Weather, April 9, 2017
- Winter Weather, April 3, 2017
- High Wind, March 7, 2017
- High Wind, February 9, 2017
- Winter Storm, January 8, 2017
- Winter Storm, January 3, 2017
- Winter Weather, January 2, 2017
- Winter Weather, December 27, 2016
- High Wind, December 25, 2016
- Winter Storm, December 15, 2016
- Winter Storm, December 10, 2016
- Winter Storm, November 27, 2016
- Winter Weather, November 17, 2016
- Heavy Snow, April 15, 2016
- Winter Weather, April 5, 2016
- Winter Weather, March 29, 2016
- Blizzard, March 22, 2016
- Winter Storm, March 17, 2016
- Winter Storm, February 1, 2016
- Winter Weather, January 30, 2016
- Winter Weather, January 24, 2016
- Winter Storm, January 16, 2016
- Winter Storm, January 15, 2016
- Winter Storm, December 21, 2015
- Winter Storm, December 14, 2015
- High Wind, November 18, 2015
- Blizzard, November 16, 2015
- Avalanche, May 10, 2015
- Winter Storm, April 26, 2015
- Winter Storm, April 16, 2015
- Winter Weather, April 2, 2015
- Winter Storm, March 2, 2015
- Heavy Snow, February 25, 2015
- Winter Storm, February 15, 2015
- High Wind, January 17, 2015
- High Wind, January 5, 2015
- Winter Storm, December 25, 2014
- Winter Storm, December 21, 2014
- Winter Storm, December 13, 2014
- Winter Storm, November 22, 2014
- Winter Storm, November 11, 2014
- High Wind, November 10, 2014
- Winter Weather, October 13, 2014
- Winter Storm, May 11, 2014
- Heavy Snow, April 12, 2014
- Winter Storm, April 2, 2014
- Winter Storm, March 7, 2014
- High Wind, February 14, 2014
- High Wind, February 14, 2014
- Avalanche, February 10, 2014
- Winter Storm, February 7, 2014
Earlier years, state by state:
More
Tornadoes in Grand CountyEvery warning in Grand 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.