Alert archive / Utah / 2011
Weather alerts in Utah, August 2011
115 weather alerts in August 2011, 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 August 2011. Tap one for its archive.
- Alerts
- 115
- Warnings
- 58
- Watches
- 3
- Advisories
- 15
- Busiest day
- August 4, 201120 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 |
|---|---|---|---|---|
| Jul 31, 6:21 PM MDT | Flash Flood Warning | SLC | Kane | 3 hr |
| Aug 1, 6:59 AM MDT | Areal Flood Advisory | SLC | Box Elder, Cache, Davis, Weber | 2 hr |
| Aug 1, 3:07 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Aug 1, 3:35 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Aug 1, 5:39 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 36 min |
| Aug 1, 6:43 PM MDT | Areal Flood Advisory | GJT | Grand, San Juan | 82 min |
| Aug 2, 4:58 PM MDT | Special Weather Statement | SLC | Tooele | 47 min |
| Aug 2, 5:18 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 42 min |
| Aug 2, 5:36 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 24 min |
| Aug 2, 6:09 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 51 min |
| Aug 2, 8:00 PM MDT | Special Weather Statement | SLC | Morgan | 30 min |
| Aug 2, 10:42 PM MDT | Special Weather Statement | RIW | Rich | 48 min |
| Aug 3, 1:03 PM MDT | Areal Flood Advisory | GJT | Grand, Uintah | 3 hr |
| Aug 3, 3:15 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Aug 3, 3:44 PM MDT | Flash Flood Warning | SLC | Kane | 3 hr |
| Aug 3, 4:37 PM MDT | Flash Flood Warning | GJT | Uintah | 118 min |
| Aug 3, 6:26 PM MDT | Special Weather Statement | SLC | Piute | 34 min |
| Aug 3, 8:54 PM MDT | Special Weather Statement | SLC | Piute | 21 min |
| Aug 3, 10:26 PM MDT | Flash Flood Warning | SLC | Piute, Sevier | 3 hr |
| Aug 4, 2:31 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Utah | 29 min |
| Aug 4, 2:41 PM MDT | Special Weather Statement | RIW | Daggett | 49 min |
| Aug 4, 3:14 PM MDT | Flash Flood Warning | SLC | Piute | 3 hr |
| Aug 4, 3:27 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake | 32 min |
| Aug 4, 3:28 PM MDT | Flash Flood Warning | SLC | Wayne | 4 hr |
| Aug 4, 3:31 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 59 min |
| Aug 4, 3:41 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 64 min |
| Aug 4, 3:44 PM MDT | Flash Flood Warning | SLC | Garfield, Piute | 117 min |
| Aug 4, 3:58 PM MDT | Flash Flood Warning | SLC | Wayne | 2 hr |
| Aug 4, 4:07 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah | 38 min |
| Aug 4, 4:09 PM MDT | Special Weather Statement | GJT | Uintah | 51 min |
| Aug 4, 4:11 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Wasatch | 36 min |
| Aug 4, 4:43 PM MDT | Severe Thunderstorm Warning | SLC | Juab | 62 min |
| Aug 4, 4:56 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 34 min |
| Aug 4, 5:05 PM MDT | Flash Flood Warning | GJT | Grand, San Juan | 3 hr |
| Aug 4, 5:21 PM MDT | Special Weather Statement | GJT | Grand | 39 min |
| Aug 4, 5:27 PM MDT | Severe Thunderstorm Warning | SLC | Utah | 63 min |
| Aug 4, 6:16 PM MDT | Special Weather Statement | SLC | Wasatch | 44 min |
| Aug 7, 4:05 AM MDT | Red Flag Warning | SLC | 17 hr | |
| Aug 9, 3:24 AM MDT | Red Flag Warning | SLC | 17 hr | |
| Aug 13, 7:15 PM MDT | Special Weather Statement | SLC | Utah | 45 min |
| Aug 13, 9:08 PM MDT | Special Weather Statement | SLC | Salt Lake | 52 min |
| Aug 14, 10:11 PM MDT | Special Weather Statement | SLC | Davis | 34 min |
| Aug 14, 10:51 PM MDT | Special Weather Statement | SLC | Cache, Juab, Morgan, Salt Lake, Weber | 39 min |
| Aug 14, 11:38 PM MDT | Special Weather Statement | SLC | Davis, Morgan, Rich, Salt Lake, Utah, Weber | 52 min |
| Aug 15, 1:27 PM MDT | Special Weather Statement | RIW | Daggett | 33 min |
| Aug 15, 1:38 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache, Davis, Morgan, Rich, Salt Lake and 3 more | 2 hr |
| Aug 15, 3:13 PM MDT | Flash Flood Warning | SLC | Wayne | 3 hr |
| Aug 15, 3:19 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Wayne | 41 min |
| Aug 15, 3:40 PM MDT | Special Weather Statement | RIW | Daggett | 35 min |
| Aug 15, 4:00 PM MDT | Severe Thunderstorm Warning | SLC | Wayne | 45 min |
| Aug 15, 4:29 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 46 min |
| Aug 15, 4:35 PM MDT | Severe Thunderstorm Warning | SLC | Morgan, Rich, Summit | 40 min |
| Aug 15, 4:46 PM MDT | Severe Thunderstorm Warning | SLC | Wayne | 26 min |
| Aug 15, 4:52 PM MDT | Areal Flood Advisory | GJT | San Juan | 3 hr |
| Aug 15, 4:53 PM MDT | Special Weather Statement | RIW | Daggett | 52 min |
| Aug 15, 4:54 PM MDT | Special Weather Statement | GJT | San Juan | 51 min |
| Aug 15, 5:13 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 47 min |
| Aug 15, 5:54 PM MDT | Special Weather Statement | SLC | Carbon | 36 min |
| Aug 15, 6:01 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Duchesne | 44 min |
| Aug 15, 6:09 PM MDT | Special Weather Statement | SLC | Utah | 6 min |
| Aug 15, 6:37 PM MDT | Special Weather Statement | SLC | Duchesne | 38 min |
| Aug 15, 6:38 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 6 hr |
| Aug 15, 7:09 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 51 min |
| Aug 15, 7:12 PM MDT | Special Weather Statement | GJT | Uintah | 48 min |
| Aug 15, 7:54 PM MDT | Special Weather Statement | GJT | Uintah | 51 min |
| Aug 16, 1:48 PM MDT | Mesoscale Discussion | SPC | Carbon, Daggett, Duchesne, Uintah, Wasatch | 117 min |
| Aug 16, 2:18 PM MDT | Special Weather Statement | GJT | Daggett | 42 min |
| Aug 16, 2:46 PM MDT | Severe Thunderstorm Warning | GJT | Daggett, Uintah | 44 min |
| Aug 16, 3:08 PM MDT | Areal Flood Advisory | GJT | Daggett, Uintah | 3 hr |
| Aug 18, 2:38 PM MDT | Special Weather Statement | GJT | San Juan | 52 min |
| Aug 18, 5:00 PM MDT | Special Weather Statement | GJT | Grand | 45 min |
| Aug 19, 5:22 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Aug 19, 5:47 PM MDT | Special Weather Statement | SLC | Wayne | 28 min |
| Aug 19, 6:12 PM MDT | Flash Flood Warning | SLC | Garfield | 3 hr |
| Aug 20, 12:27 PM MDT | Special Weather Statement | GJT | Grand | 48 min |
| Aug 20, 12:56 PM MDT | Areal Flood Advisory | GJT | Grand, Uintah | 3 hr |
| Aug 20, 1:27 PM MDT | Flash Flood Warning | SLC | Garfield | 3 hr |
| Aug 20, 2:44 PM MDT | Areal Flood Advisory | SLC | Garfield | 3 hr |
| Aug 20, 4:30 PM MDT | Areal Flood Advisory | SLC | Garfield, Kane | 3 hr |
| Aug 20, 6:39 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake | 21 min |
| Aug 21, 2:13 PM MDT | Areal Flood Advisory | GJT | Grand, Uintah | 3 hr |
| Aug 21, 3:04 PM MDT | Flash Flood Warning | SLC | Garfield | 3 hr |
| Aug 21, 5:09 PM MDT | Flash Flood Warning | SLC | Garfield, Kane | 10 hr |
| Aug 21, 5:37 PM MDT | Areal Flood Advisory | SLC | Wayne | 113 min |
| Aug 22, 1:54 PM MDT | Areal Flood Advisory | GJT | San Juan | 3 hr |
| Aug 22, 2:03 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 4 hr |
| Aug 22, 2:55 PM MDT | Flash Flood Warning | SLC | Garfield | 6 hr |
| Aug 23, 12:55 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 4 hr |
| Aug 23, 1:49 PM MDT | Flash Flood Warning | SLC | Wayne | 3 hr |
| Aug 25, 3:25 PM MDT | Flash Flood Warning | SLC | Wayne | 3 hr |
| Aug 25, 5:31 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 3 hr |
| Aug 26, 1:12 PM MDT | Severe Thunderstorm Warning | SLC | Rich | 48 min |
| Aug 26, 1:20 PM MDT | Special Weather Statement | RIW | Rich | 40 min |
| Aug 26, 2:03 PM MDT | Special Weather Statement | RIW | Rich | 42 min |
| Aug 26, 4:12 PM MDT | Flash Flood Warning | SLC | Garfield, Kane | 5 hr |
| Aug 27, 2:00 PM MDT | Areal Flood Advisory | GJT | San Juan | 3 hr |
| Aug 27, 7:08 PM MDT | Special Weather Statement | SLC | Box Elder, Tooele | 52 min |
| Aug 27, 7:51 PM MDT | Special Weather Statement | SLC | Davis, Salt Lake | 69 min |
| Aug 28, 9:06 AM MDT | Areal Flood Advisory | SLC | Garfield, Wayne | 3 hr |
| Aug 28, 3:40 PM MDT | Fire Weather Watch | SLC | 36 hr | |
| Aug 28, 4:44 PM MDT | Flash Flood Warning | SLC | Wayne | 3 hr |
| Aug 28, 6:17 PM MDT | Flash Flood Warning | SLC | Washington | 2 hr |
| Aug 28, 6:59 PM MDT | Special Weather Statement | SLC | Tooele | 61 min |
| Aug 28, 8:35 PM MDT | Special Weather Statement | SLC | Davis, Salt Lake | 55 min |
| Aug 28, 10:41 PM MDT | Areal Flood Advisory | SLC | Salt Lake | 109 min |
| Aug 29, 3:09 PM MDT | Flash Flood Warning | SLC | Kane | 4 hr |
| Aug 30, 3:19 AM MDT | Red Flag Warning | SLC | 65 hr | |
| Aug 30, 1:35 PM MDT | Flash Flood Warning | SLC | Wayne | 3 hr |
| Aug 30, 2:03 PM MDT | Fire Weather Watch | GJT | 25 hr | |
| Aug 30, 3:20 PM MDT | Fire Weather Watch | SLC | 23 hr | |
| Aug 30, 8:47 PM MDT | Special Weather Statement | SLC | Salt Lake | 43 min |
| Aug 30, 9:01 PM MDT | Special Weather Statement | SLC | Salt Lake, Utah | 59 min |
| Aug 31, 10:06 AM MDT | Wind Advisory | SLC | 10 hr | |
| Aug 31, 3:02 PM MDT | Red Flag Warning | GJT | 30 hr | |
| Aug 31, 5:51 PM MDT | Special Weather Statement | GJT | Grand | 39 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 24 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 37 |
| Flooding | |
| Flash Flood Warning | 30 |
| Areal Flood Advisory | 14 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wayne County20
- Garfield County18
- Salt Lake County12
- Uintah County10
- Grand County9
- Utah County8
- Daggett County8
- Kane County7
- Davis County7
- San Juan County7
- Tooele County7
- Rich County7
- Duchesne County6
- Box Elder County5
- Morgan County5
- Piute County5
- Weber County4
- Carbon County4
- Cache County3
- Juab County3
- Wasatch County3
- Emery County3
- Summit County2
- Washington County2
- Sevier County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.