Heat Advisories in Idaho
154 heat advisories since 1986. 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 since 1986. Tap one for its archive.
- Heat Advisories
- 154
- Busiest year
- 202123 heat advisories
- Average year
- 12over 13 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Nez Perce County46
- Owyhee County35
- Kootenai County32
- Idaho County31
- Washington County31
- Elmore County30
- Blaine County30
- Cassia County30
- Minidoka County30
- Power County30
- Benewah County29
- Clearwater County29
- Gem County29
- Latah County29
- Lincoln County29
- Ada County28
- Canyon County28
- Lewis County28
- Payette County28
- Bannock County27
- Bingham County27
- Twin Falls County26
- Gooding County25
- Jerome County25
- Bonneville County25
- Butte County25
- Caribou County25
- Jefferson County25
- Fremont County24
- Madison County24
- Oneida County24
- Adams County23
- Bonner County23
- Boundary County23
- Franklin County23
- Shoshone County20
- Camas County10
- Boise County8
- Custer County8
- Clark County6
4 more counties
The latest heat advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 24, 5:38 PM MDT | Heat Advisory | OTX | Nez Perce | 52 hr |
| Aug 20, 11:28 AM MDT | Heat Advisory | OTX | Benewah, Bonner, Boundary, Kootenai, Latah, Lewis and 2 more | 57 hr |
| Aug 20, 10:25 AM MDT | Heat Advisory | MSO | Clearwater, Idaho | 35 hr |
| Aug 19, 2:44 AM MDT | Heat Advisory | PIH | Bannock, Bear Lake, Bingham, Blaine, Bonneville, Butte and 12 more | 67 hr |
| Aug 19, 2:44 AM MDT | Heat Advisory | PIH | Bannock, Bingham, Blaine, Cassia, Lincoln, Minidoka and 2 more | 43 hr |
| Aug 19, 2:17 AM MDT | Heat Advisory | BOI | Ada, Adams, Canyon, Elmore, Gem, Gooding and 5 more | 67 hr |
| Aug 6, 10:14 AM MDT | Heat Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Caribou and 9 more | 61 hr |
| Aug 5, 12:00 PM MDT | Heat Advisory | BOI | Ada, Adams, Canyon, Elmore, Gem, Gooding and 5 more | 3 days |
| Jul 31, 11:46 AM MDT | Heat Advisory | PIH | Bannock, Bear Lake, Bingham, Blaine, Bonneville, Butte and 13 more | 34 hr |
| Jul 23, 10:45 AM MDT | Heat Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Caribou and 9 more | 3 days |
| Jul 22, 1:17 PM MDT | Heat Advisory | BOI | Ada, Adams, Canyon, Elmore, Gem, Gooding and 5 more | 3 days |
| Jul 20, 12:50 PM MDT | Heat Advisory | OTX | Bonner, Boundary, Kootenai, Lewis, Nez Perce | 4 days |
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.