Winter Weather Advisories in Idaho
2,102 winter weather 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 winter weather advisories reaches back to 2005.
Winter Weather Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Winter Weather Advisories
- 2,102
- Busiest year
- 2022146 winter weather advisories
- Average year
- 96over 22 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.
- Idaho County623
- Clearwater County477
- Lemhi County430
- Kootenai County420
- Benewah County370
- Latah County370
- Shoshone County304
- Washington County241
- Owyhee County229
- Nez Perce County219
- Gem County218
- Elmore County212
- Adams County210
- Lewis County208
- Bonner County207
- Boundary County207
- Bonneville County166
- Bear Lake County165
- Caribou County165
- Fremont County159
- Valley County158
- Madison County156
- Twin Falls County154
- Franklin County154
- Teton County154
- Camas County151
- Clark County136
- Blaine County135
- Bingham County129
- Boise County127
- Custer County120
- Ada County117
- Butte County115
- Power County108
- Bannock County103
- Canyon County102
- Payette County102
- Gooding County102
- Jerome County102
- Cassia County94
The latest winter weather advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 11:38 AM MDT | Winter Weather Advisory | MSO | Clearwater, Idaho | 60 hr |
| Apr 21, 1:50 PM MDT | Winter Weather Advisory | MSO | Idaho, Lemhi | 68 hr |
| Apr 21, 1:56 AM MDT | Winter Weather Advisory | PIH | Bear Lake, Blaine, Bonneville, Butte, Caribou, Clark and 5 more | 68 hr |
| Apr 14, 12:34 PM MDT | Winter Weather Advisory | PIH | Bear Lake, Blaine, Butte, Caribou, Clark, Custer and 3 more | 57 hr |
| Apr 14, 11:53 AM MDT | Winter Weather Advisory | MSO | Clearwater, Idaho, Lemhi | 45 hr |
| Apr 13, 12:07 PM MDT | Winter Weather Advisory | OTX | Benewah, Kootenai, Latah, Shoshone | 64 hr |
| Apr 2, 12:59 AM MDT | Winter Weather Advisory | BOI | Adams, Gem, Valley, Washington | 17 hr |
| Apr 1, 11:02 AM MDT | Winter Weather Advisory | MSO | Idaho | 47 hr |
| Apr 1, 10:53 AM MDT | Winter Weather Advisory | PIH | Bear Lake, Blaine, Bonneville, Butte, Caribou, Clark and 5 more | 49 hr |
| Mar 15, 12:57 PM MDT | Winter Weather Advisory | MSO | Idaho | 23 hr |
| Mar 15, 12:29 PM MDT | Winter Weather Advisory | OTX | Benewah, Kootenai, Latah, Shoshone | 24 hr |
| Mar 13, 1:38 PM MDT | Winter Weather Advisory | MSO | Idaho | 34 hr |
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.