Alert archive / Utah / 2009
Weather alerts in Utah, September 2009
79 weather alerts in September 2009, 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 2009. Tap one for its archive.
- Alerts
- 79
- Warnings
- 42
- Watches
- 10
- Advisories
- 13
- Busiest day
- September 14, 200942 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 |
|---|---|---|---|---|
| Sep 3, 4:17 PM MDT | Areal Flood Advisory | SLC | Washington | 3 hr |
| Sep 4, 3:12 PM MDT | Fire Weather Watch | SLC | 24 hr | |
| Sep 5, 3:59 AM MDT | Areal Flood Advisory | SLC | Washington | 4 hr |
| Sep 5, 3:00 PM MDT | Red Flag Warning | SLC | 30 hr | |
| Sep 5, 4:33 PM MDT | Areal Flood Advisory | SLC | Garfield, Wayne | 117 min |
| Sep 10, 5:57 PM MDT | Flash Flood Warning | SLC | Kane, Washington | 71 min |
| Sep 13, 12:23 PM MDT | Areal Flood Advisory | SLC | Emery, Garfield, Sevier, Wayne | 3 hr |
| Sep 13, 3:24 PM MDT | Areal Flood Advisory | SLC | Emery, Garfield, Sevier, Wayne | 3 hr |
| Sep 14, 9:05 AM MDT | Special Weather Statement | SLC | Beaver | 40 min |
| Sep 14, 9:41 AM MDT | Severe Thunderstorm Warning | SLC | Millard | 49 min |
| Sep 14, 9:59 AM MDT | Special Weather Statement | SLC | 31 min | |
| Sep 14, 10:08 AM MDT | Mesoscale Discussion | SPC | Beaver, Garfield, Iron, Juab, Millard, Piute and 5 more | 2 hr |
| Sep 14, 10:20 AM MDT | Severe Thunderstorm Warning | SLC | Millard | 40 min |
| Sep 14, 10:23 AM MDT | Severe Thunderstorm Warning | SLC | Beaver, Millard | 52 min |
| Sep 14, 10:24 AM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 36 min |
| Sep 14, 11:04 AM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard | 26 min |
| Sep 14, 11:17 AM MDT | Severe Thunderstorm Watch | SPC | Beaver, Box Elder, Cache, Carbon, Davis, Duchesne and 17 more | 7 hr |
| Sep 14, 11:29 AM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard, Tooele | 46 min |
| Sep 14, 11:52 AM MDT | Special Weather Statement | SLC | Wasatch | 53 min |
| Sep 14, 12:12 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Tooele, Utah | 48 min |
| Sep 14, 12:15 PM MDT | Severe Thunderstorm Warning | SLC | Beaver, Millard | 45 min |
| Sep 14, 12:32 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 43 min |
| Sep 14, 12:38 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 52 min |
| Sep 14, 12:54 PM MDT | Special Weather Statement | SLC | Wasatch | 66 min |
| Sep 14, 12:54 PM MDT | Severe Thunderstorm Warning | SLC | Beaver, Millard | 20 min |
| Sep 14, 12:57 PM MDT | Severe Thunderstorm Warning | SLC | Millard | 48 min |
| Sep 14, 1:08 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Salt Lake, Tooele, Utah, Weber | 52 min |
| Sep 14, 1:28 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 47 min |
| Sep 14, 1:57 PM MDT | Flash Flood Warning | SLC | Kane | 4 hr |
| Sep 14, 2:00 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Salt Lake | 27 min |
| Sep 14, 2:09 PM MDT | Severe Thunderstorm Warning | SLC | Kane | 66 min |
| Sep 14, 2:48 PM MDT | Mesoscale Discussion | SPC | Beaver, Carbon, Davis, Duchesne, Emery, Garfield and 15 more | 87 min |
| Sep 14, 2:50 PM MDT | Special Weather Statement | SLC | Tooele | 55 min |
| Sep 14, 3:00 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Duchesne, Utah, Wasatch | 45 min |
| Sep 14, 3:37 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 53 min |
| Sep 14, 3:46 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 44 min |
| Sep 14, 4:00 PM MDT | Severe Thunderstorm Warning | SLC | Garfield | 45 min |
| Sep 14, 4:08 PM MDT | Severe Thunderstorm Warning | SLC | Emery, Juab, Sanpete | 35 min |
| Sep 14, 4:17 PM MDT | Severe Thunderstorm Warning | SLC | Emery, Wayne | 43 min |
| Sep 14, 4:28 PM MDT | Severe Thunderstorm Warning | SLC | Carbon, Emery | 24 min |
| Sep 14, 4:30 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne | 60 min |
| Sep 14, 4:30 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Davis, Morgan, Salt Lake, Tooele and 1 more | 75 min |
| Sep 14, 4:39 PM MDT | Severe Thunderstorm Warning | SLC | Garfield | 51 min |
| Sep 14, 4:44 PM MDT | Areal Flood Advisory | SLC | Garfield | 2 hr |
| Sep 14, 4:48 PM MDT | Areal Flood Advisory | SLC | Wayne | 3 hr |
| Sep 14, 4:56 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 49 min |
| Sep 14, 5:02 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 10 more | 58 min |
| Sep 14, 5:07 PM MDT | Special Weather Statement | SLC | Utah | 38 min |
| Sep 14, 5:23 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Wayne | 15 min |
| Sep 14, 5:42 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 48 min |
| Sep 14, 8:30 PM MDT | Special Weather Statement | RIW | Daggett | 60 min |
| Sep 15, 12:46 PM MDT | Mesoscale Discussion | SPC | Carbon, Duchesne, Emery, Grand, San Juan, Sanpete and 2 more | 89 min |
| Sep 15, 3:12 PM MDT | Special Weather Statement | SLC | Sanpete | 48 min |
| Sep 19, 3:17 PM MDT | Freeze Watch | GJT | Uintah | 36 hr |
| Sep 20, 4:15 AM MDT | Freeze Watch | SLC | 24 hr | |
| Sep 20, 2:00 PM MDT | Red Flag Warning | SLC | 31 hr | |
| Sep 20, 2:10 PM MDT | Special Weather Statement | RIW | Daggett | 50 min |
| Sep 20, 3:33 PM MDT | Special Weather Statement | SLC | 27 min | |
| Sep 21, 2:51 AM MDT | Freeze Warning | GJT | Uintah | 30 hr |
| Sep 21, 4:22 AM MDT | Freeze Warning | SLC | 28 hr | |
| Sep 21, 4:22 AM MDT | Wind Advisory | SLC | 29 hr | |
| Sep 21, 2:29 PM MDT | Frost Advisory | SLC | 18 hr | |
| Sep 22, 2:20 PM MDT | Frost Advisory | SLC | 18 hr | |
| Sep 27, 2:05 PM MDT | Fire Weather Watch | SLC | 26 hr | |
| Sep 27, 3:05 PM MDT | Fire Weather Watch | GJT | 24 hr | |
| Sep 28, 10:52 AM MDT | High Wind Watch | SLC | 17 hr | |
| Sep 28, 3:03 PM MDT | Winter Storm Watch | SLC | 12 hr | |
| Sep 28, 3:28 PM MDT | Red Flag Warning | GJT | 36 hr | |
| Sep 28, 3:46 PM MDT | Red Flag Warning | SLC | 44 hr | |
| Sep 29, 3:14 AM MDT | Winter Storm Warning | SLC | 48 hr | |
| Sep 29, 3:23 AM MDT | High Wind Warning | SLC | 27 hr | |
| Sep 29, 11:28 AM MDT | Wind Advisory | SLC | 19 hr | |
| Sep 30, 3:15 AM MDT | Freeze Watch | SLC | 10 hr | |
| Sep 30, 3:47 AM MDT | Freeze Watch | GJT | Grand, San Juan, Uintah | 11 hr |
| Sep 30, 3:47 AM MDT | Wind Advisory | GJT | Grand, San Juan, Uintah | 16 hr |
| Sep 30, 7:18 AM MDT | High Wind Warning | GJT | Grand | 12 hr |
| Sep 30, 1:15 PM MDT | Freeze Warning | SLC | 20 hr | |
| Sep 30, 2:39 PM MDT | Wind Advisory | SLC | 5 hr | |
| Sep 30, 2:55 PM MDT | Freeze Warning | GJT | Grand, San Juan, Uintah | 18 hr |
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 | 29 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 10 |
| Flooding | |
| Flash Flood Warning | 2 |
| Areal Flood Advisory | 7 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Cold | |
| Freeze Warning | 4 |
| Freeze Watch | 4 |
| Frost Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 2 |
| High Wind Watch | 1 |
| Wind Advisory | 4 |
| 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.
- Emery County12
- Garfield County11
- Wayne County11
- Millard County11
- Tooele County10
- Utah County8
- Beaver County7
- Juab County7
- Sanpete County7
- Carbon County7
- Duchesne County7
- Sevier County6
- Davis County6
- Salt Lake County6
- Wasatch County6
- Uintah County6
- Kane County5
- Box Elder County5
- Morgan County5
- Weber County5
- San Juan County5
- Grand County5
- Piute County4
- Washington County3
- Iron County3
- Cache County3
- Summit County2
- Daggett County2
- Rich County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.