Alert archive / Utah / San Juan County / 2021
Weather alerts in San Juan County, Utah, August 2021
31 weather alerts in August 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 31
- Warnings
- 12
- Watches
- 8
- Advisories
- 3
- Busiest day
- August 2, 20217 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 | Lasted |
|---|---|---|---|
| Aug 1, 3:05 AM MDT | Flash Flood Watch | GJT | 18 hr |
| Aug 1, 3:21 AM MDT | Flash Flood Watch | SLC | 21 hr |
| Aug 1, 1:25 PM MDT | Flash Flood Watch | GJT | 35 hr |
| Aug 1, 8:56 PM MDT | Flash Flood Warning | GJT | 109 min |
| Aug 1, 11:10 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Aug 2, 2:04 AM MDT | Flash Flood Watch | SLC | 18 hr |
| Aug 2, 1:17 PM MDT | Areal Flood Advisory | GJT | 118 min |
| Aug 2, 1:29 PM MDT | Areal Flood Advisory | GJT | 2 hr |
| Aug 2, 4:14 PM MDT | Flash Flood Warning | SLC | 3 hr |
| Aug 2, 5:12 PM MDT | Special Weather Statement | GJT | 48 min |
| Aug 2, 6:14 PM MDT | Special Weather Statement | GJT | 31 min |
| Aug 2, 6:28 PM MDT | Special Weather Statement | GJT | 47 min |
| Aug 16, 2:18 PM MDT | Flash Flood Watch | SLC | 64 hr |
| Aug 17, 1:10 PM MDT | Flash Flood Watch | GJT | 59 hr |
| Aug 17, 6:57 PM MDT | Flash Flood Warning | SLC | 5 hr |
| Aug 18, 1:19 PM MDT | Special Weather Statement | GJT | 26 min |
| Aug 18, 4:36 PM MDT | Severe Thunderstorm Warning | GJT | 24 min |
| Aug 18, 4:57 PM MDT | Severe Thunderstorm Warning | GJT | 33 min |
| Aug 19, 2:03 AM MDT | Flash Flood Warning | SLC | 6 hr |
| Aug 19, 4:23 AM MDT | Special Weather Statement | GJT | 37 min |
| Aug 19, 5:04 AM MDT | Special Weather Statement | GJT | 26 min |
| Aug 19, 1:10 PM MDT | Special Weather Statement | GJT | 35 min |
| Aug 19, 1:32 PM MDT | Severe Thunderstorm Warning | GJT | 28 min |
| Aug 19, 2:45 PM MDT | Special Weather Statement | GJT | 30 min |
| Aug 19, 4:09 PM MDT | Areal Flood Advisory | GJT | 3 hr |
| Aug 26, 4:28 PM MDT | Severe Thunderstorm Warning | GJT | 32 min |
| Aug 26, 4:52 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Aug 26, 5:02 PM MDT | Severe Thunderstorm Warning | GJT | 28 min |
| Aug 26, 5:42 PM MDT | Flash Flood Warning | GJT | 3 hr |
| Aug 30, 2:17 PM MDT | Flash Flood Watch | GJT | 58 hr |
| Aug 30, 2:19 PM MDT | Flash Flood Watch | SLC | 57 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 | 5 |
| Special Weather Statement | 8 |
| Flooding | |
| Flash Flood Warning | 7 |
| Flash Flood Watch | 8 |
| Areal Flood Advisory | 3 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.