Alert archive / Idaho / 2021
Weather alerts in Idaho, October 2021
33 weather alerts in October 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in October 2021. Tap one for its archive.
- Alerts
- 33
- Warnings
- 11
- Watches
- 5
- Advisories
- 9
- Busiest day
- October 7, 202112 alerts
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 |
|---|---|---|---|---|
| Oct 7, 1:36 PM MDT | Special Weather Statement | PIH | Bannock | 24 min |
| Oct 7, 2:02 PM MDT | Special Weather Statement | PIH | Bannock | 28 min |
| Oct 7, 2:04 PM MDT | Flash Flood Watch | PIH | Bear Lake, Caribou, Cassia, Franklin, Oneida | 33 hr |
| Oct 7, 2:15 PM MDT | Special Weather Statement | BOI | Twin Falls | 45 min |
| Oct 7, 2:35 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 25 min |
| Oct 7, 2:40 PM MDT | Flash Flood Warning | PIH | Cassia | 2 hr |
| Oct 7, 3:00 PM MDT | Special Weather Statement | PIH | Cassia | 45 min |
| Oct 7, 3:54 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 51 min |
| Oct 7, 4:07 PM MDT | Mesoscale Discussion | SPC | Bannock, Bear Lake, Bingham, Bonneville, Caribou, Cassia and 6 more | 113 min |
| Oct 7, 4:41 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Power | 34 min |
| Oct 7, 5:14 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Power | 31 min |
| Oct 7, 5:44 PM MDT | Special Weather Statement | PIH | Power | 31 min |
| Oct 7, 7:22 PM MDT | Special Weather Statement | PIH | Bannock | 38 min |
| Oct 8, 12:52 PM MDT | Mesoscale Discussion | SPC | Bannock, Bear Lake, Caribou, Cassia, Franklin, Oneida and 1 more | 2 hr |
| Oct 8, 3:24 PM MDT | Flash Flood Warning | PIH | Cassia | 3 hr |
| Oct 9, 1:38 PM MDT | Winter Storm Watch | PIH | Butte, Clark, Fremont, Teton | 13 hr |
| Oct 9, 1:38 PM MDT | Winter Weather Advisory | PIH | Bannock, Bear Lake, Bingham, Blaine, Bonneville, Butte and 10 more | 69 hr |
| Oct 9, 1:57 PM MDT | Winter Weather Advisory | MSO | Lemhi | 63 hr |
| Oct 10, 3:05 AM MDT | Winter Storm Warning | PIH | Bonneville, Butte, Clark, Fremont, Jefferson, Madison and 1 more | 55 hr |
| Oct 10, 2:34 PM MDT | Freeze Watch | BOI | Ada, Canyon, Elmore, Gem, Owyhee, Payette and 1 more | 24 hr |
| Oct 10, 2:34 PM MDT | Freeze Warning | BOI | Gooding, Jerome, Twin Falls | 44 hr |
| Oct 10, 2:34 PM MDT | Wind Advisory | BOI | Ada, Canyon, Elmore, Gem, Owyhee, Payette and 1 more | 33 hr |
| Oct 11, 3:01 AM MDT | Frost Advisory | OTX | Nez Perce | 31 hr |
| Oct 11, 7:47 AM MDT | Lake Wind Advisory | PIH | Bannock, Bingham, Power | 11 hr |
| Oct 11, 2:25 PM MDT | Freeze Warning | BOI | Ada, Canyon, Elmore, Gem, Owyhee, Payette and 1 more | 44 hr |
| Oct 12, 4:07 AM MDT | Lake Wind Advisory | PIH | Bannock, Bingham, Power | 10 hr |
| Oct 12, 2:02 PM MDT | Freeze Warning | BOI | Canyon, Gem, Owyhee, Payette, Washington | 43 hr |
| Oct 22, 1:54 PM MDT | Winter Storm Watch | PIH | Blaine, Butte, Custer | 24 hr |
| Oct 23, 2:42 AM MDT | Wind Advisory | BOI | Ada, Canyon, Elmore, Gem, Owyhee, Payette and 2 more | 42 hr |
| Oct 23, 2:21 PM MDT | Winter Storm Warning | PIH | Blaine, Butte, Custer | 46 hr |
| Oct 23, 4:41 PM MDT | Wind Advisory | MSO | Idaho | 25 hr |
| Oct 26, 3:06 PM MDT | Flood Watch | OTX | Bonner | 3 days |
| Oct 27, 2:24 AM MDT | Wind Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Cassia and 4 more | 15 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 4 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 6 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Flood Watch | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 2 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| Lake Wind Advisory | 2 |
| Wind Advisory | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cassia County12
- Bannock County9
- Power County9
- Butte County6
- Bingham County5
- Canyon County5
- Gem County5
- Owyhee County5
- Payette County5
- Washington County5
- Bear Lake County4
- Caribou County4
- Franklin County4
- Oneida County4
- Twin Falls County4
- Bonneville County4
- Blaine County4
- Ada County4
- Elmore County4
- Fremont County3
- Teton County3
- Custer County3
- Jefferson County3
- Jerome County2
- Minidoka County2
- Clark County2
- Madison County2
- Lemhi County1
- Gooding County1
- Nez Perce County1
- Idaho County1
- Bonner County1
- Lincoln 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.