Alert archive / Colorado / Heat Advisories
Heat Advisories in Colorado, 2022
10 heat advisories in 2022. 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 2022. Tap one for its archive.
- Heat Advisories
- 10
- Busiest month
- July6 heat advisories
- Busiest day
- July 21, 20222 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 9, 3:09 PM MDT | Heat Advisory | GJT | Garfield, Mesa | 3 days |
| Jun 16, 2:54 PM MDT | Heat Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more | 30 hr |
| Jul 8, 2:13 PM MDT | Heat Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more | 30 hr |
| Jul 10, 4:46 AM MDT | Heat Advisory | BOU | Phillips, Sedgwick | 15 hr |
| Jul 16, 2:26 PM MDT | Heat Advisory | GJT | Garfield, Mesa | 30 hr |
| Jul 17, 1:50 PM MDT | Heat Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 31 hr |
| Jul 21, 3:19 AM MDT | Heat Advisory | GJT | Garfield, Mesa | 65 hr |
| Jul 21, 3:32 PM MDT | Heat Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 28 hr |
| Sep 6, 2:23 PM MDT | Heat Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 3 more | 28 hr |
| Sep 7, 7:27 AM MDT | Heat Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 8 more | 37 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.