Alert archive / Idaho / Red Flag Warnings / 2021
Red Flag Warnings in Idaho, August 2021
7 red flag warnings in August 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in August 2021. Tap one for its archive.
- Red Flag Warnings
- 7
- Busiest day
- August 4, 20213 red flag warnings
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 4, 1:21 PM MDT | Red Flag Warning | MSO | Clearwater, Idaho, Latah, Lewis, Nez Perce | 35 hr |
| Aug 4, 1:55 PM MDT | Red Flag Warning | PIH | Custer, Idaho, Lemhi, Valley | 32 hr |
| Aug 4, 2:34 PM MDT | Red Flag Warning | BOI | Ada, Adams, Boise, Camas, Canyon, Elmore and 10 more | 42 hr |
| Aug 20, 8:25 AM MDT | Red Flag Warning | BOI | Ada, Adams, Boise, Camas, Canyon, Elmore and 10 more | 40 hr |
| Aug 20, 9:50 AM MDT | Red Flag Warning | PIH | Blaine, Boise, Butte, Cassia, Custer, Jerome and 4 more | 37 hr |
| Aug 29, 1:10 PM MDT | Red Flag Warning | PIH | Bingham, Blaine, Boise, Bonneville, Butte, Clark and 9 more | 32 hr |
| Aug 31, 12:49 AM MDT | Red Flag Warning | PIH | Bingham, Blaine, Boise, Bonneville, Butte, Clark and 6 more | 20 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Boise County5
- Idaho County4
- Custer County4
- Jerome County4
- Lincoln County4
- Valley County3
- Twin Falls County3
- Blaine County3
- Butte County3
- Power County3
- Ada County2
- Adams County2
- Camas County2
- Canyon County2
- Elmore County2
- Gem County2
- Gooding County2
- Owyhee County2
- Payette County2
- Washington County2
- Minidoka County2
- Bingham County2
- Bonneville County2
- Clark County2
- Fremont County2
- Jefferson County2
- Madison County2
- Teton County2
- Clearwater County1
- Latah County1
- Lewis County1
- Nez Perce County1
- Lemhi County1
- Cassia 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. Rebuilt daily.