Storm History: Coconino County, Arizona
Every storm the National Weather Service has filed in Coconino County, Arizona: 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
- 1,833
- Deaths
- 58
- Injuries
- 344
- Damage
- $137 million
- Episodes
- 1,016
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 |
|---|---|---|---|---|
| Flash Flood | 399 | 23 | 23 | $33 million |
| Heavy Snow | 388 | 3 | 93 | $61,000 |
| High Wind | 223 | 1 | 27 | $32,000 |
| Hail | 139 | 0 | 1 | $760,000 |
| Dust Storm | 124 | 0 | 9 | $168,000 |
| Winter Storm | 99 | 8 | 29 | |
| Tornado | 84 | 2 | 21 | $2.1 million |
| Wildfire | 78 | 0 | 0 | $99 million |
| Heavy Rain | 63 | 0 | 1 | |
| Flood | 50 | 0 | 1 | $155,000 |
| Thunderstorm Wind | 37 | 0 | 0 | $6,000 |
| Funnel Cloud | 24 | 0 | 0 | |
| Avalanche | 22 | 0 | 0 | |
| Excessive Heat | 15 | 0 | 0 | |
| Lightning | 14 | 6 | 40 | |
| Winter Weather | 13 | 7 | 76 | $530,000 |
| Extreme Cold/Wind Chill | 12 | 2 | 0 | $1.0 million |
| Cold/Wind Chill | 11 | 1 | 0 | |
| Blizzard | 10 | 0 | 10 | |
| Drought | 7 | 0 | 0 | |
| Debris Flow | 7 | 0 | 0 | |
| Dense Fog | 5 | 0 | 0 | |
| Ice Storm | 4 | 5 | 13 | $100,000 |
| Dust Devil | 2 | 0 | 0 | |
| Waterspout | 1 | 0 | 0 | |
| Heat | 1 | 0 | 0 | |
| Strong Wind | 1 | 0 | 0 |
The deadliest
- Flash Flood, August 3, 1997
- Ice Storm, January 25, 2006
- Winter Storm, March 13, 2025
- Flash Flood, August 11, 2001
- Extreme Cold/Wind Chill, October 25, 2020
- Tornado, September 2, 1997
- Winter Storm, January 12, 1997
- Flash Flood, August 7, 2001
- Winter Weather, March 16, 2008
- Winter Weather, January 18, 2010
- Heavy Snow, April 8, 2011
- Lightning, July 23, 2013
- Winter Weather, March 30, 2016
- Flash Flood, July 25, 2021
- Flash Flood, July 20, 2010
- Flash Flood, August 22, 2024
- Flash Flood, July 14, 2021
- Winter Storm, December 18, 2002
- Lightning, July 30, 2006
- Heavy Snow, December 7, 2007
The costliest
Damage within this county, in the dollars of its year.
- Wildfire, April 28, 2018
- Wildfire, April 17, 2022
- Flash Flood, August 16, 2008
- Wildfire, June 20, 2010
- Wildfire, July 21, 2019
- Wildfire, May 20, 2014
- Flash Flood, August 22, 2023
- Flash Flood, July 14, 1999
- Wildfire, October 2, 2009
- Flash Flood, July 20, 2010
- Flash Flood, October 3, 2010
- Tornado, October 6, 2010
- Flash Flood, July 22, 2010
- Flash Flood, July 29, 2022
- Flash Flood, January 20, 2010
- Extreme Cold/Wind Chill, January 1, 2011
- Flash Flood, August 7, 2022
- Flash Flood, August 22, 2024
- Flash Flood, September 13, 2011
- Hail, July 31, 2023
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
- Flash Flood, July 5, 1998
- Hail, September 1, 2018
- Flash Flood, August 16, 2021
- Hail, June 5, 2015
- Flash Flood, August 9, 2018
- Hail, September 15, 2011
- Hail, September 10, 2002
- Hail, August 6, 1966
- Flash Flood, August 18, 2021
- Hail, September 28, 2021
- Hail, August 10, 2018
- Flash Flood, August 11, 2018
- Hail, July 1, 2015
- Hail, July 16, 2012
- Hail, August 15, 2003
The strongest tornadoes
Every episode, newest first
- Flash Flood, June 14, 2026
- Heavy Snow, February 19, 2026
- Heavy Snow, February 18, 2026
- Heavy Snow, January 7, 2026
- Lightning, October 22, 2025
- Flash Flood, October 9, 2025
- Flash Flood, September 25, 2025
- Flash Flood, September 4, 2025
- Flash Flood, August 26, 2025
- Flash Flood, August 24, 2025
- Heavy Rain, August 15, 2025
- Flash Flood, August 10, 2025
- Flash Flood, July 17, 2025
- Flash Flood, July 16, 2025
- Flash Flood, July 2, 2025
- Flash Flood, June 3, 2025
- Strong Wind, May 28, 2025
- High Wind, May 13, 2025
- Heavy Snow, April 18, 2025
- Heavy Snow, April 2, 2025
- High Wind, March 17, 2025
- Heavy Snow, March 14, 2025
- Winter Storm, March 13, 2025
- Heavy Snow, March 7, 2025
- High Wind, March 6, 2025
- Heavy Snow, February 13, 2025
- High Wind, February 11, 2025
- High Wind, January 9, 2025
- High Wind, January 7, 2025
- High Wind, December 10, 2024
- Heavy Snow, November 3, 2024
- High Wind, October 29, 2024
- Tornado, October 18, 2024
- Hail, September 21, 2024
- Flash Flood, August 22, 2024
- Flash Flood, August 13, 2024
- Flash Flood, August 12, 2024
- Flash Flood, August 4, 2024
- Hail, July 12, 2024
- Dust Devil, July 6, 2024
- Flash Flood, June 30, 2024
- Flash Flood, June 27, 2024
- Flash Flood, June 25, 2024
- High Wind, May 20, 2024
- Tornado, May 13, 2024
- High Wind, May 5, 2024
- Heavy Snow, April 26, 2024
- High Wind, April 1, 2024
- Heavy Snow, March 30, 2024
- Heavy Snow, March 23, 2024
- Heavy Snow, March 13, 2024
- High Wind, March 2, 2024
- Heavy Snow, February 6, 2024
- Heavy Snow, February 1, 2024
- Heavy Snow, January 7, 2024
- Heavy Snow, November 24, 2023
- High Wind, October 11, 2023
- High Wind, October 1, 2023
- Flash Flood, September 13, 2023
- Flash Flood, September 2, 2023
- Flash Flood, August 24, 2023
- Flash Flood, August 22, 2023
- Flash Flood, August 11, 2023
- Tornado, August 8, 2023
- Hail, July 31, 2023
- Flash Flood, July 30, 2023
- Flash Flood, July 29, 2023
- Tornado, July 17, 2023
- Extreme Cold/Wind Chill, June 23, 2023
- Hail, May 17, 2023
- High Wind, April 25, 2023
- Flood, April 10, 2023
- High Wind, April 3, 2023
- Flood, March 20, 2023
- Heavy Snow, March 20, 2023
- Flood, March 15, 2023
- Heavy Snow, March 1, 2023
- Heavy Snow, February 26, 2023
- Heavy Snow, February 23, 2023
- Heavy Snow, February 21, 2023
- Dust Storm, February 14, 2023
- High Wind, February 9, 2023
- Heavy Snow, January 22, 2023
- Heavy Snow, January 19, 2023
- Heavy Snow, January 15, 2023
- Heavy Snow, January 14, 2023
- Heavy Snow, January 14, 2023
- Flash Flood, January 1, 2023
- Heavy Snow, December 28, 2022
- Cold/Wind Chill, December 13, 2022
- Heavy Snow, December 11, 2022
- High Wind, November 24, 2022
- High Wind, November 9, 2022
- High Wind, October 22, 2022
- Tornado, October 3, 2022
- Flash Flood, October 1, 2022
- Flash Flood, September 21, 2022
- Flash Flood, September 14, 2022
- Flash Flood, September 10, 2022
- Flash Flood, August 26, 2022
- Flash Flood, August 24, 2022
- Flash Flood, August 21, 2022
- Flash Flood, August 18, 2022
- Flash Flood, August 17, 2022
- Flash Flood, August 16, 2022
- Flash Flood, August 15, 2022
- Flash Flood, August 15, 2022
- Flash Flood, August 14, 2022
- Flash Flood, August 13, 2022
- Flash Flood, August 12, 2022
- Flash Flood, August 11, 2022
- Flash Flood, August 10, 2022
- Flash Flood, August 7, 2022
- Flash Flood, August 1, 2022
- Flood, July 31, 2022
- Flash Flood, July 30, 2022
- Flash Flood, July 29, 2022
- Flash Flood, July 27, 2022
- Flash Flood, July 26, 2022
- Flash Flood, July 25, 2022
- Flash Flood, July 24, 2022
- Flash Flood, July 23, 2022
- Flash Flood, July 15, 2022
- Flash Flood, July 14, 2022
- Flash Flood, July 5, 2022
- Wildfire, July 1, 2022
- Flash Flood, June 26, 2022
- Tornado, June 23, 2022
- Wildfire, June 12, 2022
- High Wind, May 11, 2022
- High Wind, May 8, 2022
- Avalanche, May 1, 2022
- Wildfire, May 1, 2022
- High Wind, April 22, 2022
- Wildfire, April 17, 2022
- High Wind, April 11, 2022
- Heavy Snow, February 22, 2022
- High Wind, February 22, 2022
- High Wind, February 21, 2022
- High Wind, January 27, 2022
- High Wind, January 14, 2022
- Cold/Wind Chill, January 1, 2022
- Heavy Snow, December 28, 2021
- Ice Storm, December 24, 2021
- Heavy Snow, December 23, 2021
- High Wind, December 14, 2021
- Heavy Snow, October 11, 2021
- Hail, September 28, 2021
- Flash Flood, September 26, 2021
- Flash Flood, September 1, 2021
- Funnel Cloud, August 28, 2021
- Flash Flood, August 18, 2021
- Flash Flood, August 17, 2021
- Flash Flood, August 16, 2021
- Hail, August 15, 2021
- Hail, August 6, 2021
- Flash Flood, July 31, 2021
- Flash Flood, July 29, 2021
- Flash Flood, July 26, 2021
- Flash Flood, July 25, 2021
- Flash Flood, July 23, 2021
- Flash Flood, July 23, 2021
- Flash Flood, July 22, 2021
- Flash Flood, July 21, 2021
- Flash Flood, July 20, 2021
- Flash Flood, July 18, 2021
- Flash Flood, July 16, 2021
- Flash Flood, July 14, 2021
- Flash Flood, July 13, 2021
- Hail, July 12, 2021
- Tornado, July 10, 2021
- Flash Flood, June 30, 2021
- Dust Storm, June 30, 2021
- Tornado, June 29, 2021
- High Wind, May 22, 2021
- Dust Storm, May 21, 2021
- Wildfire, April 3, 2021
- Heavy Snow, March 23, 2021
- Heavy Snow, March 11, 2021
- High Wind, February 20, 2021
- Heavy Snow, February 13, 2021
- Heavy Snow, January 24, 2021
- Heavy Snow, January 22, 2021
- High Wind, December 12, 2020
- Heavy Snow, November 8, 2020
- High Wind, November 7, 2020
- Extreme Cold/Wind Chill, October 25, 2020
- Hail, August 22, 2020
- Heavy Rain, July 23, 2020
- Wildfire, July 16, 2020
- Wildfire, June 8, 2020
- Thunderstorm Wind, June 5, 2020
- High Wind, May 19, 2020
- Dust Devil, April 21, 2020
- Flash Flood, March 18, 2020
- High Wind, February 25, 2020
- High Wind, February 3, 2020
- Heavy Snow, January 9, 2020
- Heavy Snow, December 27, 2019
- Heavy Snow, December 26, 2019
- Heavy Snow, December 23, 2019
- Heavy Snow, December 14, 2019
- Flash Flood, November 28, 2019
- Avalanche, October 27, 2019
- Hail, September 16, 2019
- Flash Flood, August 29, 2019
- Flash Flood, August 28, 2019
- Flash Flood, August 2, 2019
- Flash Flood, July 23, 2019
- Wildfire, July 21, 2019
- Tornado, May 19, 2019
- Funnel Cloud, May 8, 2019
- Heavy Snow, March 12, 2019
- High Wind, March 8, 2019
- High Wind, March 2, 2019
- Heavy Snow, February 20, 2019
- Heavy Snow, February 17, 2019
- Flash Flood, February 14, 2019
- Avalanche, February 4, 2019
- Flash Flood, February 3, 2019
- Heavy Snow, January 14, 2019
- Heavy Snow, January 12, 2019
- Heavy Snow, January 5, 2019
- Heavy Snow, December 30, 2018
- Heavy Snow, December 27, 2018
- Heavy Snow, November 29, 2018
- Funnel Cloud, October 23, 2018
- Tornado, October 21, 2018
- Flash Flood, October 11, 2018
- Flash Flood, October 6, 2018
- Flash Flood, October 2, 2018
- Hail, September 1, 2018
- Flash Flood, August 23, 2018
- Flash Flood, August 21, 2018
- Tornado, August 18, 2018
- Flash Flood, August 11, 2018
- Hail, August 10, 2018
- Flash Flood, August 9, 2018
- Flash Flood, August 2, 2018
- Flash Flood, August 2, 2018
- Flash Flood, July 28, 2018
- Flash Flood, July 26, 2018
- Flash Flood, July 19, 2018
- Flash Flood, July 17, 2018
- Flash Flood, July 15, 2018
- Flash Flood, July 15, 2018
- Flash Flood, July 14, 2018
- Flash Flood, July 11, 2018
- High Wind, May 11, 2018
- Wildfire, May 1, 2018
Earlier years, state by state:
More
Tornadoes in Coconino CountyEvery warning in Coconino County since 1986Every county in Arizona
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.