Tornado Warnings in Arizona
198 tornado warnings since 1986. 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 tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Tornado Warnings
- 198
- Busiest year
- 201033 tornado warnings
- Average year
- 6over 35 years on file
Over time
By year
Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
The latest tornado warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 7:44 PM MST | Tornado Warning | TWC | Cochise | 31 min |
| Aug 5, 7:16 PM MST | Tornado Warning | TWC | Cochise | 44 min |
| Aug 3, 9:39 PM MST | Tornado Warning | TWC | Pima | 21 min |
| Aug 3, 8:57 PM MST | Tornado Warning | TWC | Pima | 34 min |
Nearby
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.