Alert archive / Utah / Heat Advisories / 2026
Heat Advisories in Utah, August 2026
6 heat advisories in August 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 August 2026. Tap one for its archive.
- Heat Advisories
- 6
- Busiest day
- August 6, 20262 heat advisories
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 |
|---|---|---|---|---|
| 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.
- Grand County3
- San Juan County3
- Duchesne County2
- Sevier County2
- Box Elder County2
- Juab County2
- Millard County2
- Utah County2
- Carbon County1
- Emery County1
- Beaver County1
- Cache County1
- Garfield County1
- Iron County1
- Kane County1
- Piute County1
- Sanpete County1
- Washington County1
- Davis County1
- Salt Lake County1
- Tooele County1
- Weber County1
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.