Alert archive / Utah / Heat Advisories / 2021
Heat Advisories in Utah, July 2021
6 heat advisories in July 2021. 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 July 2021. Tap one for its archive.
- Heat Advisories
- 6
- Busiest day
- July 3, 20211 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 |
|---|---|---|---|---|
| Jul 3, 3:19 AM MDT | Heat Advisory | SLC | Box Elder, Cache, Davis, Salt Lake, Tooele, Utah and 1 more | 41 hr |
| Jul 5, 2:04 PM MDT | Heat Advisory | SLC | Beaver, Box Elder, Cache, Davis, Duchesne, Emery and 14 more | 48 hr |
| Jul 6, 2:20 PM MDT | Heat Advisory | GJT | Grand, San Juan, Uintah | 3 days |
| Jul 7, 1:34 PM MDT | Heat Advisory | SLC | Morgan, Summit, Wasatch, Weber | 56 hr |
| Jul 9, 2:43 PM MDT | Heat Advisory | SLC | Duchesne | 3 days |
| Jul 10, 3:19 AM MDT | Heat Advisory | GJT | San Juan | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Weber County3
- San Juan County3
- Box Elder County2
- Cache County2
- Davis County2
- Salt Lake County2
- Tooele County2
- Utah County2
- Duchesne County2
- Beaver County1
- Emery County1
- Garfield County1
- Iron County1
- Juab County1
- Kane County1
- Millard County1
- Sanpete County1
- Sevier County1
- Washington County1
- Wayne County1
- Grand County1
- Uintah County1
- Morgan County1
- Summit County1
- Wasatch County1
Nearby
Alerts in force nowTornadoes on recordThe 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. Warning verification from the Mesonet's Cow. Rebuilt daily.