Alert archive / Utah / 2012
Weather alerts in Utah, September 2012
64 weather alerts in September 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2012. Tap one for its archive.
- Alerts
- 64
- Warnings
- 31
- Watches
- 8
- Advisories
- 2
- Busiest day
- September 1, 201233 alerts
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 |
|---|---|---|---|---|
| Aug 31, 7:47 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 58 min |
| Aug 31, 8:42 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 78 min |
| Aug 31, 9:40 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Tooele, Weber | 35 min |
| Aug 31, 10:20 PM MDT | Special Weather Statement | SLC | Cache, Davis, Morgan, Rich, Weber | 70 min |
| Sep 1, 11:04 AM MDT | Special Weather Statement | SLC | Millard | 56 min |
| Sep 1, 12:01 PM MDT | Special Weather Statement | SLC | Millard | 59 min |
| Sep 1, 12:31 PM MDT | Mesoscale Discussion | SPC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 16 more | 119 min |
| Sep 1, 12:40 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 50 min |
| Sep 1, 12:59 PM MDT | Severe Thunderstorm Watch | SPC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 14 more | 8 hr |
| Sep 1, 1:19 PM MDT | Special Weather Statement | SLC | 41 min | |
| Sep 1, 1:32 PM MDT | Special Weather Statement | SLC | Juab | 43 min |
| Sep 1, 1:34 PM MDT | Flash Flood Warning | SLC | Juab, Millard | 4 hr |
| Sep 1, 1:46 PM MDT | Severe Thunderstorm Warning | SLC | Millard | 32 min |
| Sep 1, 1:47 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Sanpete, Utah | 43 min |
| Sep 1, 2:05 PM MDT | Special Weather Statement | SLC | Emery | 40 min |
| Sep 1, 2:31 PM MDT | Mesoscale Discussion | SPC | Kane, San Juan | 89 min |
| Sep 1, 2:34 PM MDT | Special Weather Statement | GJT | San Juan | 26 min |
| Sep 1, 2:34 PM MDT | Special Weather Statement | SLC | Utah | 56 min |
| Sep 1, 2:38 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 37 min |
| Sep 1, 3:01 PM MDT | Flash Flood Warning | SLC | Carbon, Emery | 3 hr |
| Sep 1, 3:02 PM MDT | Mesoscale Discussion | SPC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 15 more | 88 min |
| Sep 1, 3:17 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 58 min |
| Sep 1, 4:16 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 59 min |
| Sep 1, 4:18 PM MDT | Special Weather Statement | GJT | Uintah | 27 min |
| Sep 1, 4:28 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 47 min |
| Sep 1, 4:42 PM MDT | Special Weather Statement | SLC | Weber | 48 min |
| Sep 1, 4:56 PM MDT | Severe Thunderstorm Warning | GJT | Uintah | 49 min |
| Sep 1, 5:10 PM MDT | Special Weather Statement | SLC | Weber | 20 min |
| Sep 1, 5:26 PM MDT | Special Weather Statement | SLC | Davis | 49 min |
| Sep 1, 5:33 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 57 min |
| Sep 1, 5:40 PM MDT | Severe Thunderstorm Warning | SLC | Davis | 30 min |
| Sep 1, 5:49 PM MDT | Mesoscale Discussion | SPC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 14 more | 86 min |
| Sep 1, 5:52 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Summit, Weber | 38 min |
| Sep 1, 6:27 PM MDT | Severe Thunderstorm Warning | SLC | Morgan, Rich, Summit, Weber | 63 min |
| Sep 1, 6:34 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 45 min |
| Sep 1, 6:56 PM MDT | Special Weather Statement | SLC | Salt Lake | 49 min |
| Sep 1, 7:07 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 53 min |
| Sep 1, 7:53 PM MDT | Areal Flood Advisory | SLC | Utah | 3 hr |
| Sep 1, 8:02 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 12 more | 58 min |
| Sep 2, 4:32 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Sep 2, 4:40 PM MDT | Special Weather Statement | SLC | Garfield | 50 min |
| Sep 2, 5:28 PM MDT | Special Weather Statement | SLC | Wayne | 47 min |
| Sep 2, 6:37 PM MDT | Special Weather Statement | GJT | Grand | 38 min |
| Sep 4, 4:00 PM MDT | Fire Weather Watch | SLC | Juab, Millard, Sanpete | 11 hr |
| Sep 5, 3:24 AM MDT | Red Flag Warning | SLC | Cache, Morgan, Rich, Salt Lake, Summit, Utah and 2 more | 17 hr |
| Sep 5, 2:48 PM MDT | Red Flag Warning | GJT | Daggett, Duchesne, Uintah, Wasatch | 27 hr |
| Sep 5, 3:21 PM MDT | Fire Weather Watch | SLC | Box Elder, Davis, Juab, Millard, Salt Lake, Sanpete and 2 more | 12 hr |
| Sep 5, 3:21 PM MDT | Red Flag Warning | SLC | Box Elder, Cache, Davis, Duchesne, Juab, Millard and 9 more | 29 hr |
| Sep 6, 6:29 PM MDT | Red Flag Warning | GJT | Daggett, Duchesne, Uintah, Wasatch | 91 min |
| Sep 10, 2:45 AM MDT | Flash Flood Watch | SLC | 43 hr | |
| Sep 10, 1:46 PM MDT | Mesoscale Discussion | SPC | Juab, Tooele | 119 min |
| Sep 10, 6:08 PM MDT | Special Weather Statement | SLC | Tooele | 22 min |
| Sep 11, 10:52 AM MDT | Areal Flood Warning | SLC | Washington | 8 hr |
| Sep 11, 12:20 PM MDT | Areal Flood Warning | SLC | Kane | 4 hr |
| Sep 11, 12:27 PM MDT | Flash Flood Warning | SLC | Wayne | 4 hr |
| Sep 11, 1:45 PM MDT | Flash Flood Warning | SLC | Washington | 3 hr |
| Sep 11, 4:20 PM MDT | Flash Flood Warning | SLC | Wayne | 3 hr |
| Sep 11, 7:57 PM MDT | Flash Flood Watch | GJT | Grand, San Juan | 23 hr |
| Sep 12, 5:44 AM MDT | Flash Flood Watch | SLC | 9 hr | |
| Sep 12, 1:51 PM MDT | Areal Flood Advisory | GJT | San Juan | 3 hr |
| Sep 13, 1:40 PM MDT | Fire Weather Watch | SLC | Cache, Morgan, Rich, Salt Lake, Summit, Utah and 2 more | 25 hr |
| Sep 14, 2:26 PM MDT | Red Flag Warning | SLC | Cache, Morgan, Rich, Salt Lake, Summit, Utah and 2 more | 54 hr |
| Sep 21, 1:57 PM MDT | Fire Weather Watch | SLC | Beaver, Box Elder, Davis, Iron, Juab, Millard and 5 more | 25 hr |
| Sep 22, 2:56 PM MDT | Red Flag Warning | SLC | Box Elder, Davis, Juab, Millard, Salt Lake, Sanpete and 2 more | 29 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Tooele County19
- Utah County16
- Weber County15
- Millard County15
- Juab County15
- Davis County14
- Box Elder County13
- Salt Lake County13
- Morgan County12
- Rich County11
- Sanpete County11
- Summit County11
- Wasatch County11
- Cache County10
- Duchesne County8
- Emery County7
- Carbon County6
- Beaver County5
- Sevier County5
- Wayne County5
- Uintah County5
- Piute County4
- Washington County4
- San Juan County4
- Iron County2
- Kane County2
- Garfield County2
- Grand County2
- Daggett County2
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. Rebuilt daily.