Alert archive / Idaho / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Idaho, 1997
176 severe thunderstorm warnings in 1997. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in 1997. Tap one for its archive.
- Severe Thunderstorm Warnings
- 176
- Busiest month
- May55 severe thunderstorm warnings
- Busiest day
- May 31, 199732 severe thunderstorm warnings
Over time
By month
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 |
|---|---|---|---|---|
| Apr 30, 3:20 PM MDT | Severe Thunderstorm Warning | BOI | Washington | 55 min |
| Apr 30, 4:57 PM MDT | Severe Thunderstorm Warning | BOI | Elmore | 48 min |
| Apr 30, 9:07 PM MDT | Severe Thunderstorm Warning | BOI | Ada, Canyon | 38 min |
| Apr 30, 9:35 PM MDT | Severe Thunderstorm Warning | BOI | Ada | 40 min |
| Apr 30, 10:18 PM MDT | Severe Thunderstorm Warning | BOI | Ada, Elmore | 42 min |
| May 15, 6:33 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 42 min |
| May 15, 7:15 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 45 min |
| May 15, 8:03 PM MDT | Severe Thunderstorm Warning | BOI | Ada, Canyon, Owyhee | 42 min |
| May 15, 8:46 PM MDT | Severe Thunderstorm Warning | BOI | Ada, Owyhee | 59 min |
| May 16, 3:58 AM MDT | Severe Thunderstorm Warning | MSO | Idaho | 62 min |
| May 16, 5:33 PM MDT | Severe Thunderstorm Warning | BOI | Adams | 57 min |
| May 16, 6:15 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 45 min |
| May 16, 6:24 PM MDT | Severe Thunderstorm Warning | MSO | Idaho | 51 min |
| May 16, 6:57 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 63 min |
| May 16, 7:11 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 79 min |
| May 17, 7:29 PM MDT | Severe Thunderstorm Warning | PIH | Fremont | 31 min |
| May 20, 12:38 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 37 min |
| May 21, 1:30 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 45 min |
| May 21, 2:03 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 27 min |
| May 21, 2:15 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Power | 30 min |
| May 21, 2:23 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 37 min |
| May 21, 2:46 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Caribou | 29 min |
| May 21, 3:05 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham | 40 min |
| May 21, 3:05 PM MDT | Severe Thunderstorm Warning | SLC | Franklin | 40 min |
| May 21, 6:47 PM MDT | Severe Thunderstorm Warning | SLC | Franklin | 28 min |
| May 31, 10:51 AM MDT | Severe Thunderstorm Warning | BOI | Canyon, Owyhee | 69 min |
| May 31, 10:51 AM MDT | Severe Thunderstorm Warning | BOI | Gem | 69 min |
| May 31, 1:41 PM MDT | Severe Thunderstorm Warning | BOI | Elmore | 49 min |
| May 31, 2:26 PM MDT | Severe Thunderstorm Warning | PIH | Custer | 49 min |
| May 31, 2:37 PM MDT | Severe Thunderstorm Warning | MSO | Clearwater | 53 min |
| May 31, 2:39 PM MDT | Severe Thunderstorm Warning | OTX | Latah, Nez Perce | 66 min |
| May 31, 2:39 PM MDT | Severe Thunderstorm Warning | OTX | Lewis | 66 min |
| May 31, 2:39 PM MDT | Severe Thunderstorm Warning | PIH | Blaine | 51 min |
| May 31, 2:44 PM MDT | Severe Thunderstorm Warning | PIH | Minidoka | 46 min |
| May 31, 2:45 PM MDT | Severe Thunderstorm Warning | BOI | Jerome, Twin Falls | 60 min |
| May 31, 2:53 PM MDT | Severe Thunderstorm Warning | OTX | Bonner | 67 min |
| May 31, 2:53 PM MDT | Severe Thunderstorm Warning | OTX | Benewah, Kootenai | 67 min |
| May 31, 3:20 PM MDT | Severe Thunderstorm Warning | PIH | Custer | 40 min |
| May 31, 3:28 PM MDT | Severe Thunderstorm Warning | PIH | Blaine | 32 min |
| May 31, 3:29 PM MDT | Severe Thunderstorm Warning | OTX | Shoshone | 61 min |
| May 31, 3:42 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Power | 48 min |
| May 31, 3:46 PM MDT | Severe Thunderstorm Warning | OTX | Latah, Nez Perce | 29 min |
| May 31, 3:46 PM MDT | Severe Thunderstorm Warning | OTX | Lewis | 29 min |
| May 31, 3:49 PM MDT | Severe Thunderstorm Warning | PIH | Butte | 26 min |
| May 31, 3:50 PM MDT | Severe Thunderstorm Warning | MSO | Clearwater | 40 min |
| May 31, 3:53 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 37 min |
| May 31, 4:05 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham | 40 min |
| May 31, 4:08 PM MDT | Severe Thunderstorm Warning | OTX | Bonner, Boundary | 52 min |
| May 31, 4:14 PM MDT | Severe Thunderstorm Warning | PIH | Power | 31 min |
| May 31, 4:20 PM MDT | Severe Thunderstorm Warning | OTX | Nez Perce | 25 min |
| May 31, 4:25 PM MDT | Severe Thunderstorm Warning | OTX | Shoshone | 50 min |
| May 31, 4:38 PM MDT | Severe Thunderstorm Warning | PIH | Bingham | 37 min |
| May 31, 4:42 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 33 min |
| May 31, 5:09 PM MDT | Severe Thunderstorm Warning | PIH | Bingham | 36 min |
| May 31, 5:35 PM MDT | Severe Thunderstorm Warning | PIH | Oneida | 25 min |
| May 31, 5:38 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 37 min |
| May 31, 5:48 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 27 min |
| May 31, 6:15 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Oneida, Power | 30 min |
| May 31, 7:14 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 31 min |
| May 31, 7:49 PM MDT | Severe Thunderstorm Warning | SLC | Bear Lake | 31 min |
| Jun 5, 4:44 PM MDT | Severe Thunderstorm Warning | PIH | Teton | 46 min |
| Jun 11, 6:40 PM MDT | Severe Thunderstorm Warning | BOI | Canyon, Owyhee | 65 min |
| Jun 11, 8:16 PM MDT | Severe Thunderstorm Warning | BOI | Adams, Valley | 59 min |
| Jun 11, 8:48 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 57 min |
| Jun 12, 12:47 PM MDT | Severe Thunderstorm Warning | PIH | Bonneville | 28 min |
| Jun 12, 1:06 PM MDT | Severe Thunderstorm Warning | PIH | Jefferson | 39 min |
| Jun 13, 5:35 PM MDT | Severe Thunderstorm Warning | BOI | Twin Falls | 55 min |
| Jun 17, 5:01 PM MDT | Severe Thunderstorm Warning | BOI | Canyon, Payette | 44 min |
| Jun 17, 5:25 PM MDT | Severe Thunderstorm Warning | BOI | Gem | 50 min |
| Jun 17, 5:30 PM MDT | Severe Thunderstorm Warning | OTX | Bonner | 60 min |
| Jun 17, 5:53 PM MDT | Severe Thunderstorm Warning | BOI | Boise | 52 min |
| Jun 17, 6:30 PM MDT | Severe Thunderstorm Warning | BOI | Ada, Canyon | 45 min |
| Jun 17, 7:05 PM MDT | Severe Thunderstorm Warning | BOI | Ada | 40 min |
| Jun 17, 7:27 PM MDT | Severe Thunderstorm Warning | BOI | Elmore | 48 min |
| Jun 17, 7:41 PM MDT | Severe Thunderstorm Warning | OTX | Lewis | 64 min |
| Jun 18, 1:50 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 50 min |
| Jun 18, 2:34 PM MDT | Severe Thunderstorm Warning | SLC | Franklin | 46 min |
| Jun 18, 2:43 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 32 min |
| Jun 18, 2:50 PM MDT | Severe Thunderstorm Warning | SLC | Bear Lake | 45 min |
| Jun 18, 3:22 PM MDT | Severe Thunderstorm Warning | PIH | Fremont | 38 min |
| Jun 21, 5:04 PM MDT | Severe Thunderstorm Warning | OTX | Bonner | 41 min |
| Jul 10, 2:36 PM MDT | Severe Thunderstorm Warning | PIH | Power | 39 min |
| Jul 10, 3:36 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 39 min |
| Jul 10, 3:54 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Oneida | 36 min |
| Jul 17, 4:57 PM MDT | Severe Thunderstorm Warning | BOI | Canyon, Payette | 48 min |
| Jul 17, 5:25 PM MDT | Severe Thunderstorm Warning | BOI | Ada, Gem | 50 min |
| Jul 21, 4:26 PM MDT | Severe Thunderstorm Warning | OTX | Latah | 49 min |
| Jul 21, 4:26 PM MDT | Severe Thunderstorm Warning | OTX | Latah | 64 min |
| Jul 23, 2:50 PM MDT | Severe Thunderstorm Warning | PIH | Madison | 45 min |
| Jul 23, 5:31 PM MDT | Severe Thunderstorm Warning | PIH | Clark | 44 min |
| Jul 24, 2:00 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Power | 45 min |
| Jul 24, 2:55 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 65 min |
| Jul 24, 3:28 PM MDT | Severe Thunderstorm Warning | PIH | Bingham | 47 min |
| Jul 24, 3:49 PM MDT | Severe Thunderstorm Warning | PIH | Fremont | 41 min |
| Jul 25, 1:19 PM MDT | Severe Thunderstorm Warning | PIH | Jefferson | 41 min |
| Jul 27, 3:54 PM MDT | Severe Thunderstorm Warning | PIH | Jefferson | 66 min |
| Jul 29, 2:32 PM MDT | Severe Thunderstorm Warning | BOI | Elmore, Owyhee | 58 min |
| Jul 29, 3:31 PM MDT | Severe Thunderstorm Warning | BOI | Elmore | 59 min |
| Jul 30, 3:17 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 118 min |
| Jul 30, 3:34 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 41 min |
| Jul 30, 3:39 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Minidoka | 51 min |
| Jul 30, 4:13 PM MDT | Severe Thunderstorm Warning | BOI | Ada | 62 min |
| Jul 31, 2:10 PM MDT | Severe Thunderstorm Warning | PIH | Bingham | 35 min |
| Jul 31, 4:57 PM MDT | Severe Thunderstorm Warning | OTX | Shoshone | 63 min |
| Jul 31, 6:59 PM MDT | Severe Thunderstorm Warning | OTX | Lewis | 46 min |
| Jul 31, 7:07 PM MDT | Severe Thunderstorm Warning | OTX | Latah, Nez Perce | 68 min |
| Aug 1, 3:14 PM MDT | Severe Thunderstorm Warning | PIH | Bingham | 46 min |
| Aug 1, 3:55 PM MDT | Severe Thunderstorm Warning | PIH | Bonneville | 35 min |
| Aug 4, 2:21 PM MDT | Severe Thunderstorm Warning | MSO | Idaho | 54 min |
| Aug 7, 3:21 PM MDT | Severe Thunderstorm Warning | MSO | Lemhi | 69 min |
| Aug 7, 4:03 PM MDT | Severe Thunderstorm Warning | PIH | Custer | 47 min |
| Aug 7, 4:44 PM MDT | Severe Thunderstorm Warning | BOI | Owyhee | 61 min |
| Aug 7, 5:12 PM MDT | Severe Thunderstorm Warning | PIH | Custer | 48 min |
| Aug 7, 5:48 PM MDT | Severe Thunderstorm Warning | BOI | Jerome, Twin Falls | 57 min |
| Aug 7, 6:17 PM MDT | Severe Thunderstorm Warning | PIH | Butte | 43 min |
| Aug 7, 6:29 PM MDT | Severe Thunderstorm Warning | PIH | Butte, Custer | 31 min |
| Aug 7, 7:10 PM MDT | Severe Thunderstorm Warning | PIH | Butte | 50 min |
| Aug 7, 7:39 PM MDT | Severe Thunderstorm Warning | PIH | Bonneville | 51 min |
| Aug 7, 8:50 PM MDT | Severe Thunderstorm Warning | PIH | Jefferson | 40 min |
| Aug 7, 9:31 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Jefferson | 44 min |
| Aug 7, 9:39 PM MDT | Severe Thunderstorm Warning | PIH | Bonneville, Jefferson | 36 min |
| Aug 10, 4:15 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 45 min |
| Aug 10, 4:59 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 31 min |
| Aug 10, 5:30 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 30 min |
| Aug 10, 6:04 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Oneida | 41 min |
| Aug 10, 6:49 PM MDT | Severe Thunderstorm Warning | PIH | Oneida | 41 min |
| Aug 11, 4:05 PM MDT | Severe Thunderstorm Warning | BOI | Twin Falls | 40 min |
| Aug 12, 2:39 PM MDT | Severe Thunderstorm Warning | PIH | Cassia, Minidoka | 51 min |
| Aug 12, 3:35 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 55 min |
| Aug 12, 4:07 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 53 min |
| Aug 12, 4:18 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 57 min |
| Aug 12, 4:29 PM MDT | Severe Thunderstorm Warning | PIH | Power | 61 min |
| Aug 12, 5:32 PM MDT | Severe Thunderstorm Warning | PIH | Oneida | 43 min |
| Aug 12, 5:51 PM MDT | Severe Thunderstorm Warning | BOI | Jerome, Lincoln | 39 min |
| Aug 18, 4:10 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 50 min |
| Aug 20, 8:48 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Butte | 42 min |
| Aug 22, 3:13 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 62 min |
| Aug 22, 3:59 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 61 min |
| Aug 22, 4:04 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 56 min |
| Aug 22, 4:20 PM MDT | Severe Thunderstorm Warning | PIH | Bingham | 40 min |
| Aug 23, 3:39 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham | 51 min |
| Aug 23, 4:56 PM MDT | Severe Thunderstorm Warning | PIH | Butte | 64 min |
| Aug 23, 5:06 PM MDT | Severe Thunderstorm Warning | PIH | Bonneville, Jefferson | 54 min |
| Aug 23, 5:44 PM MDT | Severe Thunderstorm Warning | PIH | Fremont, Madison | 46 min |
| Aug 24, 9:35 AM MDT | Severe Thunderstorm Warning | OTX | Nez Perce | 55 min |
| Aug 24, 9:35 AM MDT | Severe Thunderstorm Warning | OTX | Latah | 55 min |
| Sep 5, 3:08 PM MDT | Severe Thunderstorm Warning | PIH | Power | 52 min |
| Sep 5, 3:38 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 52 min |
| Sep 5, 3:45 PM MDT | Severe Thunderstorm Warning | BOI | Elmore | 60 min |
| Sep 5, 4:28 PM MDT | Severe Thunderstorm Warning | OTX | Lewis | 2 hr |
| Sep 5, 4:28 PM MDT | Severe Thunderstorm Warning | OTX | Lewis | 62 min |
| Sep 5, 4:32 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 58 min |
| Sep 5, 5:31 PM MDT | Severe Thunderstorm Warning | MSO | Clearwater | 59 min |
| Sep 5, 5:40 PM MDT | Severe Thunderstorm Warning | PIH | Caribou | 50 min |
| Sep 5, 6:37 PM MDT | Severe Thunderstorm Warning | MSO | Clearwater, Idaho | 68 min |
| Sep 7, 2:09 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 51 min |
| Sep 7, 3:17 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 43 min |
| Sep 10, 6:59 PM MDT | Severe Thunderstorm Warning | PIH | Power | 61 min |
| Sep 10, 7:27 PM MDT | Severe Thunderstorm Warning | PIH | Bannock | 48 min |
| Sep 10, 9:30 PM MDT | Severe Thunderstorm Warning | PIH | Madison, Teton | 45 min |
| Sep 11, 4:37 AM MDT | Severe Thunderstorm Warning | PIH | Bingham, Power | 53 min |
| Sep 11, 5:04 AM MDT | Severe Thunderstorm Warning | PIH | Bannock | 26 min |
| Sep 11, 5:26 AM MDT | Severe Thunderstorm Warning | PIH | Bingham | 34 min |
| Sep 11, 12:54 PM MDT | Severe Thunderstorm Warning | PIH | Cassia | 66 min |
| Sep 11, 1:41 PM MDT | Severe Thunderstorm Warning | PIH | Butte | 64 min |
| Sep 11, 2:00 PM MDT | Severe Thunderstorm Warning | PIH | Power | 45 min |
| Sep 11, 2:24 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham, Caribou | 66 min |
| Sep 11, 2:30 PM MDT | Severe Thunderstorm Warning | PIH | Blaine | 60 min |
| Sep 11, 2:36 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham | 2 hr |
| Sep 11, 2:38 PM MDT | Severe Thunderstorm Warning | SLC | Franklin | 47 min |
| Sep 11, 2:47 PM MDT | Severe Thunderstorm Warning | PIH | Bingham, Blaine, Butte | 58 min |
| Sep 11, 3:16 PM MDT | Severe Thunderstorm Warning | PIH | Bonneville, Madison | 59 min |
| Sep 11, 3:25 PM MDT | Severe Thunderstorm Warning | PIH | Jefferson | 35 min |
| Sep 11, 4:16 PM MDT | Severe Thunderstorm Warning | SLC | Franklin | 34 min |
| Sep 11, 4:42 PM MDT | Severe Thunderstorm Warning | SLC | Bear Lake | 28 min |
| Oct 9, 4:49 PM MDT | Severe Thunderstorm Warning | MSO | Clearwater | 56 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bannock County19
- Cassia County18
- Bingham County18
- Owyhee County13
- Power County11
- Ada County9
- Caribou County9
- Butte County8
- Jefferson County8
- Elmore County7
- Canyon County7
- Latah County6
- Lewis County6
- Oneida County6
- Bonneville County6
- Franklin County5
- Custer County5
- Clearwater County5
- Nez Perce County5
- Idaho County4
- Fremont County4
- Blaine County4
- Twin Falls County4
- Bonner County4
- Madison County4
- Gem County3
- Minidoka County3
- Jerome County3
- Shoshone County3
- Bear Lake County3
- Adams County2
- Teton County2
- Payette County2
- Washington County1
- Benewah County1
- Kootenai County1
- Boundary County1
- Valley County1
- Boise County1
- Clark County1
2 more counties
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19961998
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.