Alert archive / Idaho / Heat Advisories / 2021
Heat Advisories in Idaho, July 2021
12 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
- 12
- Busiest day
- July 2, 20212 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 2, 2:44 AM MDT | Heat Advisory | OTX | Kootenai, Lewis, Nez Perce | 41 hr |
| Jul 2, 2:29 PM MDT | Heat Advisory | PIH | Custer | 12 hr |
| Jul 4, 3:01 AM MDT | Heat Advisory | PIH | Blaine, Cassia, Lincoln, Minidoka, Power | 18 hr |
| Jul 5, 2:02 PM MDT | Heat Advisory | PIH | Bannock, Bingham, Bonneville, Butte, Caribou, Cassia and 6 more | 3 days |
| Jul 9, 3:42 AM MDT | Heat Advisory | OTX | Lewis, Nez Perce | 41 hr |
| Jul 9, 12:40 PM MDT | Heat Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Caribou and 9 more | 3 days |
| Jul 11, 3:03 PM MDT | Heat Advisory | OTX | Benewah, Kootenai, Latah, Nez Perce | 3 days |
| Jul 17, 3:40 AM MDT | Heat Advisory | BOI | Ada, Adams, Boise, Camas, Canyon, Elmore and 7 more | 41 hr |
| Jul 17, 3:44 AM MDT | Heat Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Caribou and 9 more | 41 hr |
| Jul 24, 2:03 PM MDT | Heat Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Caribou and 9 more | 55 hr |
| Jul 28, 3:20 PM MDT | Heat Advisory | OTX | Benewah, Bonner, Boundary, Kootenai, Latah, Lewis and 2 more | 23 hr |
| Jul 29, 2:58 PM MDT | Heat Advisory | MSO | Clearwater, Idaho | 54 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cassia County5
- Power County5
- Nez Perce County4
- Blaine County4
- Lincoln County4
- Minidoka County4
- Bannock County4
- Bingham County4
- Bonneville County4
- Butte County4
- Caribou County4
- Franklin County4
- Fremont County4
- Jefferson County4
- Madison County4
- Oneida County4
- Kootenai County3
- Lewis County3
- Benewah County2
- Latah County2
- Custer County1
- Ada County1
- Adams County1
- Boise County1
- Camas County1
- Canyon County1
- Elmore County1
- Gem County1
- Gooding County1
- Jerome County1
- Owyhee County1
- Payette County1
- Twin Falls County1
- Washington County1
- Bonner County1
- Boundary County1
- Shoshone County1
- Clearwater County1
- Idaho 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.