Alert archive / Utah / Heat Advisories
Heat Advisories in Utah, 2026
12 heat advisories in 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Heat Advisories
- 12
- Busiest month
- August6 heat advisories
- Busiest day
- August 6, 20262 heat advisories
Over time
By month
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 |
|---|---|---|---|---|
| Jun 18, 10:54 AM MDT | Heat Advisory | SLC | Davis, Salt Lake, Weber | 43 hr |
| Jul 19, 11:37 AM MDT | Heat Advisory | SLC | Box Elder, Davis, Salt Lake, Tooele, Utah, Weber | 36 hr |
| Jul 24, 9:09 AM MDT | Heat Advisory | SLC | Box Elder, Cache, Carbon, Davis, Duchesne, Emery and 13 more | 4 days |
| Jul 26, 1:18 AM MDT | Heat Advisory | GJT | Grand, San Juan, Uintah | 53 hr |
| Jul 29, 12:15 PM MDT | Heat Advisory | SLC | Beaver, Box Elder, Carbon, Duchesne, Emery, Iron and 7 more | 4 days |
| Jul 30, 11:53 AM MDT | Heat Advisory | GJT | Grand, San Juan, Uintah | 5 days |
| Aug 2, 8:42 PM MDT | Heat Advisory | SLC | Carbon, Duchesne, Emery, Sevier | 24 hr |
| Aug 5, 9:46 AM MDT | Heat Advisory | SLC | Beaver, Box Elder, Cache, Duchesne, Garfield, Iron and 8 more | 4 days |
| Aug 6, 10:11 AM MDT | Heat Advisory | GJT | Grand, San Juan | 34 hr |
| Aug 6, 10:18 AM MDT | Heat Advisory | GJT | Grand, San Juan | 58 hr |
| Aug 7, 12:13 PM MDT | Heat Advisory | GJT | Grand, San Juan | 31 hr |
| Aug 19, 1:51 PM MDT | Heat Advisory | SLC | Box Elder, Davis, Juab, Millard, Salt Lake, Tooele and 2 more | 65 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Salt Lake County5
- Box Elder County5
- Utah County5
- Grand County5
- San Juan County5
- Davis County4
- Weber County4
- Tooele County4
- Duchesne County4
- Juab County4
- Millard County4
- Sevier County4
- Carbon County3
- Emery County3
- Iron County3
- Washington County3
- Cache County2
- Garfield County2
- Kane County2
- Sanpete County2
- Uintah County2
- Beaver County2
- Wayne County1
- Piute County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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.