Alert archive / Arizona / Flash Flood Warnings / 2018
Flash Flood Warnings in Arizona, September 2018
19 flash flood warnings in September 2018. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in September 2018. Tap one for its archive.
- Flash Flood Warnings
- 19
- Busiest day
- September 3, 201811 flash flood 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 |
|---|---|---|---|---|
| Sep 1, 1:10 PM MST | Flash Flood Warning | TWC | Graham | 110 min |
| Sep 2, 1:17 AM MST | Flash Flood Warning | PSR | Gila, Pinal | 3 hr |
| Sep 2, 2:07 PM MST | Flash Flood Warning | FGZ | Apache, Navajo | 3 hr |
| Sep 2, 5:27 PM MST | Flash Flood Warning | TWC | Pima | 2 hr |
| Sep 2, 5:59 PM MST | Flash Flood Warning | TWC | Pima | 3 hr |
| Sep 2, 7:55 PM MST | Flash Flood Warning | PSR | Maricopa | 3 hr |
| Sep 2, 8:57 PM MST | Flash Flood Warning | TWC | Graham | 3 hr |
| Sep 2, 9:54 PM MST | Flash Flood Warning | TWC | Pima, Santa Cruz | 2 hr |
| Sep 2, 11:54 PM MST | Flash Flood Warning | TWC | Pima, Santa Cruz | 2 hr |
| Sep 3, 1:52 PM MST | Flash Flood Warning | FGZ | Coconino, Gila | 3 hr |
| Sep 3, 3:05 PM MST | Flash Flood Warning | VEF | Mohave | 115 min |
| Sep 3, 3:09 PM MST | Flash Flood Warning | FGZ | Coconino, Gila | 3 hr |
| Sep 3, 3:54 PM MST | Flash Flood Warning | FGZ | Gila | 3 hr |
| Sep 3, 4:36 PM MST | Flash Flood Warning | VEF | Mohave | 114 min |
| Sep 19, 1:36 PM MST | Flash Flood Warning | TWC | Pima, Pinal | 3 hr |
| Sep 19, 1:38 PM MST | Flash Flood Warning | TWC | Pinal | 2 hr |
| Sep 19, 3:44 PM MST | Flash Flood Warning | PSR | La Paz | 3 hr |
| Sep 30, 2:04 PM MST | Flash Flood Warning | PSR | Yuma | 3 hr |
| Sep 30, 2:08 PM MST | Flash Flood Warning | PSR | La Paz, Yuma | 4 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 archive20172019
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.