Alert archive / Utah / Sanpete County
Weather alerts in Sanpete County, Utah, 2026
95 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sanpete County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 95
- Warnings
- 34
- Watches
- 18
- Advisories
- 17
- Busiest month
- April21 alerts
- Busiest day
- August 29, 20269 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Sanpete County, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 4 | 2 | 50% | 6 | 0% | |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2026
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Salt Lake City, UT: tornado warnings | 4 | 2 | 50% | 4 | 50% | 9 min |
| NWS Salt Lake City, UT: severe thunderstorm warnings | 144 | 60 | 58% | 335 | 45% | 22 min |
| NWS Salt Lake City, UT: flash flood warnings | 134 | 88 | 34% | 146 | 75% | 104 min |
An office's figures cover every county it serves, including across state lines.
The year is still running; reports filed late and damage surveys can still change these figures.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 |
|---|---|---|---|
| Jan 3, 1:47 AM MST | Winter Weather Advisory | SLC | 63 hr |
| Jan 6, 1:43 PM MST | Winter Weather Advisory | SLC | 64 hr |
| Feb 10, 1:47 AM MST | Winter Weather Advisory | SLC | 63 hr |
| Feb 15, 12:59 PM MST | Wind Advisory | SLC | 40 hr |
| Feb 16, 4:04 AM MST | Winter Storm Warning | SLC | 3 days |
| Feb 16, 4:04 AM MST | Winter Weather Advisory | SLC | 23 hr |
| Feb 19, 2:22 AM MST | Winter Storm Warning | SLC | 32 hr |
| Feb 19, 2:22 AM MST | Winter Weather Advisory | SLC | 32 hr |
| Mar 3, 3:42 PM MST | Winter Storm Watch | SLC | 21 hr |
| Mar 3, 3:42 PM MST | Winter Weather Advisory | SLC | 3 days |
| Mar 13, 1:02 PM MDT | High Wind Warning | SLC | 41 hr |
| Mar 13, 1:02 PM MDT | Wind Advisory | SLC | 47 hr |
| Mar 31, 1:40 PM MDT | Winter Weather Advisory | SLC | 22 hr |
| Apr 11, 10:37 AM MDT | Special Weather Statement | SLC | 38 min |
| Apr 11, 11:17 AM MDT | Wind Advisory | SLC | 33 hr |
| Apr 12, 9:47 PM MDT | Winter Weather Advisory | SLC | 41 hr |
| Apr 13, 10:24 AM MDT | Freeze Warning | SLC | 23 hr |
| Apr 13, 10:24 AM MDT | Freeze Warning | SLC | 47 hr |
| Apr 14, 10:34 PM MDT | Freeze Watch | SLC | 12 hr |
| Apr 15, 10:56 AM MDT | Freeze Warning | SLC | 49 hr |
| Apr 15, 10:56 AM MDT | Freeze Warning | SLC | 70 hr |
| Apr 17, 10:15 PM MDT | Freeze Watch | SLC | 14 hr |
| Apr 18, 11:47 AM MDT | Freeze Warning | SLC | 22 hr |
| Apr 21, 9:41 AM MDT | Freeze Watch | SLC | 13 hr |
| Apr 21, 10:22 PM MDT | Freeze Warning | SLC | 36 hr |
| Apr 22, 9:54 AM MDT | Freeze Watch | SLC | 8 hr |
| Apr 22, 6:05 PM MDT | Freeze Warning | SLC | 39 hr |
| Apr 23, 10:11 PM MDT | Freeze Warning | SLC | 35 hr |
| Apr 26, 2:25 PM MDT | Freeze Watch | SLC | 20 hr |
| Apr 27, 10:27 AM MDT | Freeze Warning | SLC | 23 hr |
| Apr 27, 10:27 AM MDT | Freeze Warning | SLC | 47 hr |
| Apr 29, 9:56 AM MDT | Freeze Warning | SLC | 23 hr |
| Apr 29, 9:56 AM MDT | Freeze Warning | SLC | 47 hr |
| Apr 30, 9:43 AM MDT | Freeze Warning | SLC | 47 hr |
| May 6, 10:16 AM MDT | Freeze Warning | SLC | 23 hr |
| May 13, 3:48 PM MDT | Severe Thunderstorm Warning | SLC | 27 min |
| May 13, 3:57 PM MDT | Severe Thunderstorm Warning | SLC | 33 min |
| May 13, 5:14 PM MDT | Special Weather Statement | SLC | 31 min |
| May 13, 5:42 PM MDT | Special Weather Statement | SLC | 33 min |
| May 17, 10:45 AM MDT | Freeze Warning | SLC | 22 hr |
| May 17, 10:45 AM MDT | Freeze Warning | SLC | 46 hr |
| May 29, 3:46 PM MDT | Special Weather Statement | SLC | 29 min |
| May 29, 4:15 PM MDT | Special Weather Statement | SLC | 30 min |
| Jun 4, 11:23 AM MDT | Fire Weather Watch | SLC | 4 days |
| Jun 5, 12:11 PM MDT | Red Flag Warning | SLC | 58 hr |
| Jun 7, 12:05 PM MDT | Red Flag Warning | SLC | 3 days |
| Jun 14, 12:25 PM MDT | Fire Weather Watch | SLC | 20 hr |
| Jun 15, 8:11 AM MDT | Red Flag Warning | SLC | 61 hr |
| Jun 16, 11:27 AM MDT | Fire Weather Watch | SLC | 48 hr |
| Jun 18, 11:00 AM MDT | Red Flag Warning | SLC | 40 hr |
| Jun 18, 11:02 AM MDT | Fire Weather Watch | SLC | 24 hr |
| Jun 19, 11:09 AM MDT | Red Flag Warning | SLC | 35 hr |
| Jun 23, 11:14 AM MDT | Fire Weather Watch | SLC | 23 hr |
| Jun 24, 10:36 AM MDT | Red Flag Warning | SLC | 12 hr |
| Jun 24, 10:36 AM MDT | Red Flag Warning | SLC | 4 days |
| Jun 24, 1:12 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 24, 4:07 PM MDT | Special Weather Statement | SLC | 23 min |
| Jun 24, 5:06 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Jun 25, 11:50 AM MDT | Wind Advisory | SLC | 34 hr |
| Jun 25, 2:04 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Jun 26, 12:18 PM MDT | Wind Advisory | SLC | 34 hr |
| Jul 7, 6:43 AM MDT | Red Flag Warning | SLC | 62 hr |
| Jul 8, 10:37 AM MDT | Extreme Heat Watch | SLC | 24 hr |
| Jul 9, 10:55 AM MDT | Extreme Heat Warning | SLC | 5 days |
| Jul 20, 12:15 PM MDT | Flood Watch | SLC | 39 hr |
| Jul 21, 2:23 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 22, 7:50 AM MDT | Flood Watch | SLC | 13 hr |
| Jul 22, 2:32 PM MDT | Areal Flood Advisory | SLC | 3 hr |
| Jul 24, 9:09 AM MDT | Heat Advisory | SLC | 4 days |
| Jul 27, 6:22 PM MDT | Special Weather Statement | SLC | 38 min |
| Aug 1, 11:23 AM MDT | Red Flag Warning | SLC | 3 days |
| Aug 5, 9:46 AM MDT | Heat Advisory | SLC | 4 days |
| Aug 13, 9:40 AM MDT | Flood Watch | SLC | 38 hr |
| Aug 13, 5:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Aug 28, 3:51 PM MDT | Severe Thunderstorm Warning | SLC | 39 min |
| Aug 28, 5:37 PM MDT | Special Weather Statement | SLC | 38 min |
| Aug 28, 6:24 PM MDT | Special Weather Statement | SLC | 36 min |
| Aug 29, 12:16 PM MDT | Special Weather Statement | SLC | 44 min |
| Aug 29, 1:08 PM MDT | Special Weather Statement | SLC | 52 min |
| Aug 29, 2:25 PM MDT | Special Weather Statement | SLC | 35 min |
| Aug 29, 2:45 PM MDT | Special Weather Statement | SLC | 30 min |
| Aug 29, 2:55 PM MDT | Areal Flood Warning | SLC | 7 hr |
| Aug 29, 3:02 PM MDT | Areal Flood Advisory | SLC | 3 hr |
| Aug 29, 3:19 PM MDT | Flood Watch | SLC | 54 hr |
| Aug 29, 5:21 PM MDT | Special Weather Statement | SLC | 39 min |
| Aug 30, 12:41 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 31, 11:38 AM MDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 5, 10:23 AM MDT | Flood Watch | SLC | 33 hr |
| Sep 15, 11:58 AM MDT | Flood Watch | SLC | 58 hr |
| Sep 16, 2:53 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 17, 7:24 PM MDT | Special Weather Statement | SLC | 36 min |
| Sep 17, 7:40 PM MDT | Severe Thunderstorm Warning | SLC | 35 min |
| Sep 17, 8:14 PM MDT | Special Weather Statement | SLC | 31 min |
| Sep 18, 1:07 PM MDT | Special Weather Statement | SLC | 38 min |
| Sep 18, 2:16 PM MDT | Special Weather Statement | SLC | 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 | 4 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 18 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flood Watch | 6 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 8 |
| Heat | |
| Extreme Heat Warning | 1 |
| Extreme Heat Watch | 1 |
| Heat Advisory | 2 |
| Cold | |
| Freeze Warning | 16 |
| Freeze Watch | 5 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 9 |
| Fire Weather Watch | 5 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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. Warning verification from the Mesonet's Cow. Rebuilt daily.