National Weather ServiceUtahSevere Thunderstorm WarningArchive to October 1, 2026
Severe Thunderstorm Warnings in Utah
The National Weather Service issued 100 severe thunderstorm warnings for Utah in 2025 and 81 a year on average in 2008-2025; in 2021-2025 it had the 37th most of any state. 2026 through September: 156, 106% above the average of 76 for those months in 2008-2025. Tooele was covered most often (369 times since 2008).
How many severe thunderstorm warnings does Utah get?
Every severe thunderstorm warning that covered part of Utah. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 156 |
| 2025 | 100 |
| 2024 | 146 |
| 2023 | 98 |
| 2022 | 118 |
| 2021 | 121 |
| 2020 | 52 |
| 2019 | 49 |
| 2018 | 51 |
| 2017 | 39 |
| 2016 | 67 |
| 2015 | 112 |
| 2014 | 43 |
| 2013 | 54 |
| 2012 | 34 |
| 2011 | 99 |
| 2010 | 118 |
| 2009 | 89 |
| 2008 | 64 |
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
When in the year does Utah get them?
Sum of 2008-2025; the busiest month is labelled.
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
Where in Utah?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Tooele | 369 | 113 | September 22, 2026 |
| Box Elder | 313 | 115 | September 22, 2026 |
| Davis | 189 | 65 | September 22, 2026 |
| Salt Lake | 183 | 65 | September 22, 2026 |
| San Juan | 161 | 72 | September 15, 2026 |
| Weber | 141 | 56 | September 23, 2026 |
| Utah | 127 | 41 | September 22, 2026 |
| Garfield | 125 | 30 | September 16, 2026 |
| Kane | 110 | 48 | September 16, 2026 |
| Morgan | 108 | 41 | September 23, 2026 |
| Emery | 103 | 20 | September 18, 2026 |
| Grand | 100 | 48 | September 18, 2026 |
The NWS issues these products for counties or forecast zones; a zone can be part of a county or a mountain range.
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
The latest severe thunderstorm warnings for Utah in AreaZine's record
NWS Salt Lake CityWarningSeptember 22, 2026
Severe Thunderstorm Warning: Morgan and Weber, UT
Expired 7:00 p.m. MDT, September 22, 2026
NWS Salt Lake CityWarningSeptember 22, 2026
Severe Thunderstorm Warning: Davis and Salt Lake, UT
Expired 6:00 p.m. MDT, September 22, 2026
NWS Salt Lake CityWarningSeptember 22, 2026
Severe Thunderstorm Warning: Box Elder and Tooele, UT
Expired 4:15 p.m. MDT, September 22, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Severe Thunderstorm Warning: Moffat, Rio Blanco and Uintah, CO and UT
Expired 5:45 p.m. MDT, September 18, 2026
NWS Grand JunctionWarningSeptember 18, 2026
Severe Thunderstorm Warning: Uintah, UT
Expired 4:45 p.m. MDT, September 18, 2026
NWS Salt Lake CityWarningSeptember 18, 2026
Severe Thunderstorm Warning: Carbon, UT
Expired 3:30 p.m. MDT, September 18, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Severe Thunderstorm Warning: Carbon and Emery, UT
Expired 3:15 p.m. MDT, September 16, 2026
NWS Salt Lake CityWarningSeptember 16, 2026
Severe Thunderstorm Warning: Garfield and Wayne, UT
Expired 8:00 a.m. MDT, September 16, 2026
This list is AreaZine's record of the NWS alert feed, kept since April 6, 2026; the counts above come from the complete IEM archive.
Source: National Weather Service alerts (api.weather.gov).
What is a severe thunderstorm warning?
A severe thunderstorm warning means a storm is producing, or is about to produce, hail one inch across or larger and/or winds of 58 mph or more. A warning means the hazard is happening, about to happen, or very likely: act now to protect people and property. The national record · Every warning type in Utah.