Tornado Warnings in Idaho
199 tornado warnings 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 tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Tornado Warnings
- 199
- Busiest year
- 201312 tornado warnings
- Average year
- 5over 39 years on file
Over time
By year
Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with 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.
- Bingham County36
- Power County30
- Jefferson County29
- Bonneville County28
- Bannock County22
- Blaine County21
- Clark County17
- Caribou County17
- Madison County15
- Cassia County15
- Minidoka County15
- Fremont County14
- Butte County14
- Oneida County12
- Lincoln County12
- Elmore County9
- Jerome County9
- Twin Falls County9
- Owyhee County8
- Franklin County7
- Ada County7
- Camas County5
- Teton County5
- Gem County4
- Payette County4
- Gooding County4
- Bonner County4
- Bear Lake County4
- Boise County3
- Washington County3
- Canyon County3
- Lewis County3
- Custer County3
- Kootenai County2
- Benewah County1
- Boundary County1
- Shoshone County1
- Clearwater County1
- Valley County1
The latest tornado warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 4:04 PM MDT | Tornado Warning | PIH | Bonneville, Caribou | 11 min |
| Jun 11, 3:12 PM MDT | Tornado Warning | PIH | Bannock, Caribou, Franklin, Oneida, Power | 33 min |
| Jun 11, 2:42 PM MDT | Tornado Warning | PIH | Bannock, Oneida, Power | 33 min |
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. Rebuilt daily.