Alert archive / Arizona / Maricopa County / Flash Flood Warnings
Flash Flood Warnings in Maricopa County, Arizona, 1990
15 flash flood warnings in 1990. An alert counts here when it covered this county. The archive of flash flood warnings reaches back to 1986.
Maricopa County and its neighbors
Each county as a circle sized by its count in 1990. Tap one for its archive.
- Flash Flood Warnings
- 15
- Busiest month
- August10 flash flood warnings
- Busiest day
- August 12, 19903 flash flood warnings
Over time
By month
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 | Lasted |
|---|---|---|---|
| Jul 13, 8:03 PM MST | Flash Flood Warning | PSR | 117 min |
| Jul 21, 8:56 PM MST | Flash Flood Warning | PSR | 79 min |
| Jul 24, 3:03 AM MST | Flash Flood Warning | PSR | 117 min |
| Aug 5, 4:38 PM MST | Flash Flood Warning | PSR | 3 hr |
| Aug 6, 3:40 PM MST | Flash Flood Warning | PSR | 110 min |
| Aug 6, 5:25 PM MST | Flash Flood Warning | PSR | 75 min |
| Aug 11, 6:26 PM MST | Flash Flood Warning | PSR | 64 min |
| Aug 11, 7:27 PM MST | Flash Flood Warning | PSR | 63 min |
| Aug 11, 8:23 PM MST | Flash Flood Warning | PSR | 67 min |
| Aug 14, 8:15 AM MST | Flash Flood Warning | PSR | 4 hr |
| Aug 14, 12:00 PM MST | Flash Flood Warning | PSR | 2 hr |
| Aug 14, 2:18 PM MST | Flash Flood Warning | PSR | 3 hr |
| Aug 15, 4:33 AM MST | Flash Flood Warning | PSR | 4 hr |
| Sep 14, 9:20 PM MST | Flash Flood Warning | PSR | 115 min |
| Sep 14, 10:50 PM MST | Flash Flood Warning | PSR | 70 min |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive19891991
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.