Alert archive / Arizona / 2021
Weather alerts in Arizona, May 2021
35 weather alerts in May 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in May 2021. Tap one for its archive.
- Alerts
- 35
- Warnings
- 16
- Watches
- 8
- Advisories
- 11
- Busiest day
- May 18, 20215 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 2:47 AM MST | Fire Weather Watch | FGZ | Apache, Coconino, Navajo | 10 hr |
| May 1, 12:48 PM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 30 hr |
| May 1, 12:48 PM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 31 hr |
| May 1, 1:01 PM MST | Wind Advisory | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 31 hr |
| May 2, 2:22 AM MST | Wind Advisory | FGZ | Apache, Navajo | 17 hr |
| May 2, 12:45 PM MST | Blowing Dust Advisory | TWC | Cochise | 7 hr |
| May 2, 3:38 PM MST | Dust Storm Advisory | PSR | Maricopa | 2 hr |
| May 2, 5:46 PM MST | Dust Storm Advisory | PSR | Maricopa | 119 min |
| May 14, 9:30 AM MST | Blowing Dust Advisory | TWC | Cochise, Graham, Greenlee | 10 hr |
| May 14, 12:39 PM MST | Red Flag Warning | VEF | Mohave | 30 hr |
| May 15, 2:03 PM MST | Severe Thunderstorm Warning | FGZ | Apache, Navajo | 27 min |
| May 16, 2:18 AM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 18 hr |
| May 17, 1:46 PM MST | Fire Weather Watch | VEF | Mohave | 25 hr |
| May 18, 3:05 AM MST | Fire Weather Watch | FGZ | Apache, Coconino, Navajo, Yavapai | 23 hr |
| May 18, 3:09 PM MST | Wind Advisory | FGZ | Apache, Coconino, Navajo, Yavapai | 3 days |
| May 18, 3:09 PM MST | Fire Weather Watch | VEF | Mohave | 37 hr |
| May 18, 3:09 PM MST | Red Flag Warning | VEF | Mohave | 59 hr |
| May 18, 3:22 PM MST | Wind Advisory | VEF | Mohave | 59 hr |
| May 19, 2:18 AM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo, Yavapai | 41 hr |
| May 19, 2:47 AM MST | Red Flag Warning | PSR | La Paz, Yuma | 41 hr |
| May 20, 2:18 AM MST | Fire Weather Watch | FGZ | Apache, Coconino, Navajo | 26 hr |
| May 20, 2:18 AM MST | Red Flag Warning | FGZ | Coconino, Navajo, Yavapai | 42 hr |
| May 20, 3:52 AM MST | Red Flag Warning | VEF | Mohave | 40 hr |
| May 20, 9:53 AM MST | Fire Weather Watch | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 17 hr |
| May 20, 9:53 AM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 33 hr |
| May 21, 2:27 AM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 42 hr |
| May 21, 3:14 AM MST | Wind Advisory | VEF | Mohave | 17 hr |
| May 21, 3:36 AM MST | Wind Advisory | FGZ | Apache, Coconino, Navajo, Yavapai | 40 hr |
| May 21, 4:28 AM MST | Fire Weather Watch | FGZ | Apache, Coconino, Navajo | 9 hr |
| May 21, 1:38 PM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 30 hr |
| May 22, 2:05 AM MST | Wind Advisory | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 17 hr |
| May 22, 3:00 AM MST | High Wind Warning | FGZ | Apache, Navajo | 17 hr |
| May 22, 3:11 AM MST | Red Flag Warning | PSR | Gila, Maricopa, Pinal | 15 hr |
| May 30, 11:54 AM MST | Excessive Heat Watch | VEF | Mohave | 26 hr |
| May 31, 1:32 PM MST | Excessive Heat Warning | VEF | Mohave | 5 days |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 1 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| Blowing Dust Advisory | 2 |
| Dust Storm Advisory | 2 |
| Wind Advisory | 7 |
| Fire | |
| Red Flag Warning | 13 |
| Fire Weather Watch | 7 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.