Alert archive / Arizona / Red Flag Warnings / 2025
Red Flag Warnings in Arizona, May 2025
15 red flag warnings in May 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in May 2025. Tap one for its archive.
- Red Flag Warnings
- 15
- Busiest day
- May 12, 20254 red flag warnings
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 3, 12:28 PM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pinal | 32 hr |
| May 11, 1:26 PM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 30 hr |
| May 11, 1:26 PM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 55 hr |
| May 12, 1:16 AM MST | Red Flag Warning | PSR | Gila, Maricopa, Pinal | 18 hr |
| May 12, 1:16 AM MST | Red Flag Warning | PSR | Gila, Maricopa, Pinal | 43 hr |
| May 12, 2:56 AM MST | Red Flag Warning | FGZ | Apache, Navajo | 16 hr |
| May 12, 2:56 AM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 40 hr |
| May 13, 3:06 AM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 40 hr |
| May 13, 2:12 PM MST | Red Flag Warning | FGZ | Apache, Navajo | 28 hr |
| May 16, 1:25 PM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 30 hr |
| May 17, 1:26 AM MST | Red Flag Warning | FGZ | Apache | 42 hr |
| May 17, 2:34 AM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 41 hr |
| May 18, 1:42 AM MST | Red Flag Warning | FGZ | Apache, Coconino, Navajo | 41 hr |
| May 18, 1:49 AM MST | Red Flag Warning | PSR | Gila, Maricopa, Pinal | 41 hr |
| May 18, 2:18 AM MST | Red Flag Warning | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 42 hr |
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 archive20242026
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. Warning verification from the Mesonet's Cow. Rebuilt daily.