Alert archive / Arizona / Mesoscale Discussions
Mesoscale Discussions in Arizona, 2012
24 mesoscale discussions in 2012. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Mesoscale Discussions
- 24
- Busiest month
- July10 mesoscale discussions
- Busiest day
- October 12, 20123 mesoscale discussions
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 | Counties | Lasted |
|---|---|---|---|---|
| Mar 18, 3:47 AM MST | Mesoscale Discussion | SPC | Gila | 3 hr |
| May 9, 9:56 AM MST | Mesoscale Discussion | SPC | Cochise, Gila, Graham, Greenlee, Pima, Pinal and 1 more | 2 hr |
| May 9, 5:31 PM MST | Mesoscale Discussion | SPC | Pima, Pinal, Santa Cruz | 89 min |
| Jun 27, 3:19 PM MST | Mesoscale Discussion | SPC | Cochise, Gila, Graham, Pinal, Santa Cruz | 86 min |
| Jul 3, 5:41 PM MST | Mesoscale Discussion | SPC | Maricopa, Pinal | 3 hr |
| Jul 12, 11:35 AM MST | Mesoscale Discussion | SPC | Cochise, Gila, Graham, La Paz, Maricopa, Mohave and 4 more | 85 min |
| Jul 13, 12:18 PM MST | Mesoscale Discussion | SPC | Maricopa, Mohave, Yavapai | 87 min |
| Jul 13, 12:19 PM MST | Mesoscale Discussion | SPC | Maricopa, Mohave, Yavapai | 86 min |
| Jul 14, 2:44 PM MST | Mesoscale Discussion | SPC | La Paz, Maricopa, Mohave, Pima, Yuma | 61 min |
| Jul 15, 2:54 PM MST | Mesoscale Discussion | SPC | Cochise, Gila, Graham, Maricopa, Pima, Pinal | 66 min |
| Jul 16, 3:14 PM MST | Mesoscale Discussion | SPC | Coconino | 61 min |
| Jul 22, 1:07 PM MST | Mesoscale Discussion | SPC | Maricopa, Pinal | 83 min |
| Jul 28, 3:34 PM MST | Mesoscale Discussion | SPC | Pima, Pinal | 86 min |
| Jul 31, 1:31 PM MST | Mesoscale Discussion | SPC | Apache, Navajo | 59 min |
| Aug 8, 4:31 PM MST | Mesoscale Discussion | SPC | Gila, Pima, Pinal, Santa Cruz | 2 hr |
| Aug 15, 4:21 PM MST | Mesoscale Discussion | SPC | Gila, Graham, Yavapai | 2 hr |
| Aug 16, 3:38 PM MST | Mesoscale Discussion | SPC | Yavapai | 97 min |
| Aug 22, 10:43 AM MST | Mesoscale Discussion | SPC | Mohave | 2 hr |
| Aug 27, 12:44 PM MST | Mesoscale Discussion | SPC | Pima, Santa Cruz | 91 min |
| Sep 1, 1:31 PM MST | Mesoscale Discussion | SPC | Coconino, Navajo | 89 min |
| Sep 10, 12:47 PM MST | Mesoscale Discussion | SPC | La Paz, Maricopa, Pima, Pinal, Yuma | 118 min |
| Oct 12, 1:19 AM MST | Mesoscale Discussion | SPC | Apache, Navajo | 116 min |
| Oct 12, 2:52 AM MST | Mesoscale Discussion | SPC | Apache, Navajo | 113 min |
| Oct 12, 9:49 AM MST | Mesoscale Discussion | SPC | Apache | 86 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.