Alert archive / Utah / 2023
Weather alerts in Utah, September 2023
118 weather alerts in September 2023, 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 2023. Tap one for its archive.
- Alerts
- 118
- Warnings
- 32
- Watches
- 6
- Advisories
- 9
- Busiest day
- September 3, 202331 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, 7:35 PM MDT | Special Weather Statement | SLC | 40 min | |
| Aug 31, 7:48 PM MDT | Special Weather Statement | SLC | Kane | 42 min |
| Aug 31, 8:32 PM MDT | Special Weather Statement | SLC | Washington | 43 min |
| Aug 31, 8:49 PM MDT | Special Weather Statement | SLC | Beaver | 41 min |
| Aug 31, 9:16 PM MDT | Special Weather Statement | SLC | Washington | 59 min |
| Aug 31, 9:22 PM MDT | Severe Thunderstorm Warning | SLC | Washington | 23 min |
| Aug 31, 9:32 PM MDT | Areal Flood Advisory | SLC | Washington | 3 hr |
| Aug 31, 10:01 PM MDT | Special Weather Statement | SLC | Iron | 59 min |
| Aug 31, 10:21 PM MDT | Severe Thunderstorm Warning | SLC | Iron, Washington | 39 min |
| Aug 31, 11:11 PM MDT | Special Weather Statement | SLC | Washington | 64 min |
| Sep 1, 4:12 AM MDT | Flash Flood Warning | SLC | Kane, Washington | 3 hr |
| Sep 1, 3:44 PM MDT | Flash Flood Warning | SLC | Kane | 3 hr |
| Sep 1, 7:02 PM MDT | Special Weather Statement | GJT | Grand | 28 min |
| Sep 1, 7:39 PM MDT | Special Weather Statement | GJT | Grand | 36 min |
| Sep 1, 7:50 PM MDT | Special Weather Statement | SLC | 40 min | |
| Sep 2, 12:02 PM MDT | Flood Watch | SLC | Box Elder, Cache, Davis, Duchesne, Juab, Morgan and 7 more | 39 hr |
| Sep 2, 2:44 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 3 hr |
| Sep 2, 2:46 PM MDT | Flash Flood Warning | SLC | Washington | 5 hr |
| Sep 2, 3:10 PM MDT | Special Weather Statement | SLC | 50 min | |
| Sep 2, 3:45 PM MDT | Areal Flood Advisory | SLC | Washington | 60 min |
| Sep 2, 4:08 PM MDT | Flash Flood Warning | SLC | Kane | 3 hr |
| Sep 2, 7:51 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 54 min |
| Sep 3, 12:00 PM MDT | Special Weather Statement | SLC | Box Elder | 45 min |
| Sep 3, 12:32 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache, Davis, Juab, Morgan, Rich and 3 more | 2 hr |
| Sep 3, 12:44 PM MDT | Special Weather Statement | SLC | Box Elder | 46 min |
| Sep 3, 12:58 PM MDT | Special Weather Statement | SLC | 47 min | |
| Sep 3, 1:13 PM MDT | Flash Flood Warning | SLC | Carbon | 4 hr |
| Sep 3, 1:34 PM MDT | Severe Thunderstorm Watch | SPC | Box Elder, Cache, Davis, Juab, Millard, Morgan and 5 more | 7 hr |
| Sep 3, 1:45 PM MDT | Special Weather Statement | SLC | 45 min | |
| Sep 3, 2:28 PM MDT | Special Weather Statement | SLC | Box Elder | 47 min |
| Sep 3, 2:31 PM MDT | Special Weather Statement | SLC | 44 min | |
| Sep 3, 2:37 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 23 min |
| Sep 3, 2:56 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 34 min |
| Sep 3, 3:04 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 41 min |
| Sep 3, 3:05 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 3 hr |
| Sep 3, 3:20 PM MDT | Special Weather Statement | SLC | Davis | 40 min |
| Sep 3, 3:22 PM MDT | Special Weather Statement | SLC | Box Elder | 38 min |
| Sep 3, 3:25 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 50 min |
| Sep 3, 3:47 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Weber | 28 min |
| Sep 3, 3:55 PM MDT | Special Weather Statement | SLC | Box Elder | 50 min |
| Sep 3, 4:00 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 45 min |
| Sep 3, 4:12 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 48 min |
| Sep 3, 4:14 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Weber | 31 min |
| Sep 3, 4:20 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache | 3 hr |
| Sep 3, 4:42 PM MDT | Special Weather Statement | SLC | Cache | 48 min |
| Sep 3, 4:45 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 45 min |
| Sep 3, 4:56 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 34 min |
| Sep 3, 5:04 PM MDT | Special Weather Statement | SLC | Tooele | 41 min |
| Sep 3, 5:22 PM MDT | Special Weather Statement | SLC | Box Elder | 38 min |
| Sep 3, 5:24 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Rich | 36 min |
| Sep 3, 5:46 PM MDT | Special Weather Statement | SLC | Cache | 29 min |
| Sep 3, 5:49 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Rich | 26 min |
| Sep 3, 6:47 PM MDT | Areal Flood Advisory | SLC | Duchesne | 118 min |
| Sep 3, 7:37 PM MDT | Special Weather Statement | SLC | 38 min | |
| Sep 4, 8:20 AM MDT | Areal Flood Advisory | SLC | Salt Lake | 115 min |
| Sep 5, 4:44 PM MDT | Special Weather Statement | SLC | Box Elder | 46 min |
| Sep 5, 5:31 PM MDT | Special Weather Statement | SLC | Box Elder | 44 min |
| Sep 5, 6:15 PM MDT | Special Weather Statement | SLC | Box Elder | 45 min |
| Sep 5, 6:57 PM MDT | Special Weather Statement | SLC | Davis | 48 min |
| Sep 9, 1:33 PM MDT | Special Weather Statement | SLC | 27 min | |
| Sep 9, 1:38 PM MDT | Special Weather Statement | SLC | Millard | 37 min |
| Sep 9, 1:52 PM MDT | Special Weather Statement | SLC | Beaver | 23 min |
| Sep 9, 2:01 PM MDT | Special Weather Statement | SLC | Millard | 29 min |
| Sep 9, 2:26 PM MDT | Special Weather Statement | SLC | Millard | 34 min |
| Sep 9, 3:29 PM MDT | Special Weather Statement | SLC | Tooele | 31 min |
| Sep 9, 3:31 PM MDT | Special Weather Statement | SLC | Juab | 29 min |
| Sep 9, 3:58 PM MDT | Special Weather Statement | SLC | Tooele | 47 min |
| Sep 9, 4:02 PM MDT | Special Weather Statement | SLC | Juab | 43 min |
| Sep 9, 4:53 PM MDT | Special Weather Statement | SLC | Tooele | 37 min |
| Sep 9, 4:57 PM MDT | Special Weather Statement | SLC | Utah | 33 min |
| Sep 9, 5:27 PM MDT | Special Weather Statement | SLC | Davis | 48 min |
| Sep 12, 1:08 PM MDT | Special Weather Statement | GJT | San Juan | 37 min |
| Sep 13, 2:22 PM MDT | Special Weather Statement | SLC | Washington | 23 min |
| Sep 13, 2:36 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Sep 13, 3:03 PM MDT | Special Weather Statement | SLC | 27 min | |
| Sep 13, 3:05 PM MDT | Special Weather Statement | SLC | Washington | 25 min |
| Sep 13, 3:58 PM MDT | Special Weather Statement | SLC | Kane | 32 min |
| Sep 13, 4:03 PM MDT | Areal Flood Advisory | GJT | Uintah | 117 min |
| Sep 13, 4:04 PM MDT | Flash Flood Warning | SLC | Washington | 4 hr |
| Sep 13, 5:26 PM MDT | Areal Flood Advisory | GJT | Uintah | 2 hr |
| Sep 13, 6:59 PM MDT | Special Weather Statement | SLC | Kane | 46 min |
| Sep 13, 7:33 PM MDT | Flash Flood Warning | SLC | Emery | 117 min |
| Sep 15, 4:01 PM MDT | Special Weather Statement | GJT | San Juan | 29 min |
| Sep 18, 12:18 PM MDT | Special Weather Statement | SLC | 42 min | |
| Sep 18, 1:28 PM MDT | Special Weather Statement | SLC | Garfield | 32 min |
| Sep 18, 2:00 PM MDT | Special Weather Statement | SLC | Garfield | 30 min |
| Sep 18, 2:50 PM MDT | Flash Flood Warning | SLC | Duchesne, Wasatch | 3 hr |
| Sep 18, 3:05 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 25 min |
| Sep 19, 1:36 PM MDT | Special Weather Statement | GJT | San Juan | 24 min |
| Sep 19, 3:03 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Sep 19, 3:12 PM MDT | Areal Flood Advisory | GJT | San Juan | 107 min |
| Sep 19, 5:01 PM MDT | Special Weather Statement | SLC | Box Elder | 29 min |
| Sep 19, 5:31 PM MDT | Special Weather Statement | SLC | 29 min | |
| Sep 19, 5:49 PM MDT | Special Weather Statement | GJT | Grand | 26 min |
| Sep 19, 7:51 PM MDT | Special Weather Statement | SLC | Salt Lake | 24 min |
| Sep 20, 6:24 PM MDT | Special Weather Statement | SLC | Washington | 36 min |
| Sep 20, 6:36 PM MDT | Special Weather Statement | SLC | Washington | 24 min |
| Sep 20, 7:01 PM MDT | Special Weather Statement | SLC | Washington | 29 min |
| Sep 20, 7:04 PM MDT | Special Weather Statement | SLC | Tooele | 26 min |
| Sep 20, 7:28 PM MDT | Special Weather Statement | SLC | Washington | 32 min |
| Sep 20, 7:30 PM MDT | Special Weather Statement | SLC | Tooele | 30 min |
| Sep 20, 7:56 PM MDT | Special Weather Statement | SLC | Iron | 34 min |
| Sep 20, 8:02 PM MDT | Special Weather Statement | SLC | Duchesne | 28 min |
| Sep 21, 12:48 PM MDT | Freeze Watch | SLC | Morgan, Rich, Summit, Wasatch, Weber | 23 hr |
| Sep 22, 11:33 AM MDT | Freeze Warning | SLC | Morgan, Rich, Summit, Wasatch, Weber | 21 hr |
| Sep 26, 1:52 PM MDT | Fire Weather Watch | GJT | Grand, Uintah | 24 hr |
| Sep 27, 1:50 PM MDT | Fire Weather Watch | GJT | Grand, Uintah | 24 hr |
| Sep 27, 1:50 PM MDT | Red Flag Warning | GJT | Grand, Uintah | 30 hr |
| Sep 28, 1:41 PM MDT | Fire Weather Watch | GJT | Grand, San Juan, Uintah | 24 hr |
| Sep 28, 1:41 PM MDT | Red Flag Warning | GJT | Grand, Uintah | 30 hr |
| Sep 29, 3:44 AM MDT | Wind Advisory | SLC | Beaver, Garfield, Iron, Juab, Millard, Piute and 3 more | 41 hr |
| Sep 29, 1:44 PM MDT | Red Flag Warning | GJT | Grand, San Juan, Uintah | 30 hr |
| Sep 30, 2:14 PM MDT | Wind Advisory | GJT | Grand, San Juan | 29 hr |
| Sep 30, 3:21 PM MDT | Special Weather Statement | SLC | Tooele | 39 min |
| Sep 30, 4:07 PM MDT | Special Weather Statement | SLC | Tooele | 38 min |
| Sep 30, 4:33 PM MDT | Special Weather Statement | SLC | Tooele | 42 min |
| Sep 30, 4:50 PM MDT | Special Weather Statement | SLC | Tooele | 40 min |
| Sep 30, 5:01 PM MDT | Special Weather Statement | SLC | Salt Lake | 44 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 | 15 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 69 |
| Flooding | |
| Flash Flood Warning | 13 |
| Flood Watch | 1 |
| Areal Flood Advisory | 7 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Box Elder County21
- Washington County20
- Tooele County18
- Grand County10
- Kane County9
- Cache County8
- San Juan County8
- Uintah County8
- Davis County7
- Rich County7
- Weber County7
- Juab County6
- Salt Lake County6
- Morgan County5
- Millard County5
- Garfield County5
- Iron County4
- Duchesne County4
- Wasatch County4
- Beaver County3
- Summit County3
- Utah County3
- Wayne County2
- Carbon County1
- Emery County1
- Piute County1
- Sevier County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.