Alert archive / Utah / 2009
Weather alerts in Utah, May 2009
21 weather alerts in May 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 May 2009. Tap one for its archive.
- Alerts
- 21
- Warnings
- 8
- Watches
- 3
- Advisories
- 9
- Busiest day
- May 24, 20095 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 |
|---|---|---|---|---|
| May 2, 4:04 AM MDT | Winter Weather Advisory | SLC | 11 hr | |
| May 3, 1:37 PM MDT | Mesoscale Discussion | SPC | Box Elder, Cache | 113 min |
| May 3, 5:08 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Salt Lake, Tooele | 23 min |
| May 5, 3:04 PM MDT | Severe Thunderstorm Warning | SLC | Cache, Rich | 42 min |
| May 12, 3:47 AM MDT | Wind Advisory | GJT | Grand, Uintah | 16 hr |
| May 12, 4:03 AM MDT | Wind Advisory | SLC | 15 hr | |
| May 17, 3:46 PM MDT | River Flood Watch | GJT | Uintah | 49 hr |
| May 19, 1:05 PM MDT | High Wind Warning | SLC | 8 hr | |
| May 19, 5:07 PM MDT | River Flood Advisory | GJT | Uintah | 5 days |
| May 22, 5:41 PM MDT | Areal Flood Advisory | GJT | San Juan | 4 hr |
| May 22, 6:14 PM MDT | Areal Flood Advisory | SLC | Emery, Garfield, Kane, San Juan, Wayne | 4 hr |
| May 24, 2:01 AM MDT | Flash Flood Watch | GJT | Grand, San Juan, Uintah | 20 hr |
| May 24, 1:55 PM MDT | Areal Flood Advisory | SLC | Box Elder, Weber | 110 min |
| May 24, 3:11 PM MDT | Areal Flood Advisory | SLC | Emery | 3 hr |
| May 24, 3:15 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 30 min |
| May 24, 4:08 PM MDT | Severe Thunderstorm Warning | GJT | Grand | 29 min |
| May 25, 3:58 AM MDT | Flash Flood Watch | GJT | Grand, San Juan, Uintah | 16 hr |
| May 25, 11:55 AM MDT | Flash Flood Warning | GJT | San Juan | 6 hr |
| May 25, 3:02 PM MDT | Areal Flood Advisory | GJT | San Juan | 4 hr |
| May 25, 4:30 PM MDT | Flash Flood Warning | SLC | Emery | 3 hr |
| May 29, 7:04 PM MDT | Severe Thunderstorm Warning | SLC | Garfield, Kane, San Juan | 41 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 | 5 |
| Mesoscale Discussion | 1 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 2 |
| River Flood Watch | 1 |
| Areal Flood Advisory | 5 |
| River Flood Advisory | 1 |
| Winter | |
| Winter Weather Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
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.