Alert archive / South Dakota / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in South Dakota, 2006
489 severe thunderstorm warnings in 2006. 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 2006. Tap one for its archive.
- Severe Thunderstorm Warnings
- 489
- Busiest month
- August187 severe thunderstorm warnings
- Busiest day
- August 10, 200631 severe thunderstorm warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 4:12 AM CDT | Severe Thunderstorm Warning | ABR | Jones, Lyman | 48 min |
| Apr 6, 4:58 AM CDT | Severe Thunderstorm Warning | ABR | Jones, Lyman | 47 min |
| Apr 6, 5:50 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 40 min |
| Apr 6, 6:06 AM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 37 min |
| Apr 6, 8:14 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 31 min |
| Apr 6, 10:55 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 35 min |
| Apr 6, 11:14 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 31 min |
| Apr 6, 11:32 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 28 min |
| Apr 6, 12:05 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 25 min |
| Apr 6, 12:34 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 41 min |
| Apr 6, 12:59 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 27 min |
| Apr 6, 8:22 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 38 min |
| Apr 6, 8:29 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 31 min |
| Apr 6, 8:35 PM CDT | Severe Thunderstorm Warning | FSD | Union | 25 min |
| Apr 6, 9:26 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 34 min |
| Apr 15, 12:56 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 64 min |
| Apr 17, 5:44 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 76 min |
| Apr 17, 6:40 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 31 min |
| Apr 17, 6:57 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 63 min |
| Apr 17, 7:55 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 43 min |
| Apr 17, 9:45 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 40 min |
| Apr 27, 10:07 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 23 min |
| Apr 27, 10:28 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson, Turner, Yankton | 20 min |
| May 2, 4:20 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 25 min |
| May 2, 4:35 PM CDT | Severe Thunderstorm Warning | FSD | Union | 25 min |
| May 2, 4:59 PM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| May 2, 6:19 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 26 min |
| May 2, 7:05 PM CDT | Severe Thunderstorm Warning | ABR | Codington, Deuel | 25 min |
| May 2, 7:31 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 29 min |
| May 7, 6:47 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 36 min |
| May 7, 7:42 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Sully | 33 min |
| May 7, 7:58 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 31 min |
| May 7, 8:40 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 25 min |
| May 20, 7:29 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 11 days |
| May 22, 7:53 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 9 days |
| May 23, 4:22 AM CDT | Severe Thunderstorm Warning | ABR | Jones, Stanley | 23 min |
| May 23, 5:27 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 33 min |
| May 23, 3:22 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 23 min |
| May 23, 3:38 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 37 min |
| May 23, 3:43 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 32 min |
| May 23, 4:39 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 38 min |
| May 23, 5:22 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 38 min |
| May 23, 5:33 PM CDT | Severe Thunderstorm Warning | ABR | Day | 57 min |
| May 23, 5:41 PM CDT | Severe Thunderstorm Warning | FSD | Hanson | 34 min |
| May 23, 5:46 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 29 min |
| May 23, 6:01 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 29 min |
| May 23, 6:12 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 48 min |
| May 23, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, Yankton | 30 min |
| May 23, 6:55 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 35 min |
| May 23, 7:28 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 32 min |
| May 23, 7:54 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 36 min |
| May 26, 4:36 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Meade | 5 days |
| May 26, 5:32 PM CDT | Severe Thunderstorm Warning | UNR | Pennington, Todd | 7 days |
| May 26, 5:47 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 49 min |
| May 26, 6:02 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Meade | 9 days |
| May 26, 7:00 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Perkins | 9 days |
| May 26, 10:16 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Custer, Todd | 11 days |
| May 28, 6:15 PM CDT | Severe Thunderstorm Warning | UNR | Fall River, Mellette | 10 days |
| May 28, 7:04 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Tripp | 10 days |
| May 28, 7:55 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 12 days |
| May 28, 8:18 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 12 days |
| May 28, 8:56 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 12 days |
| May 28, 9:09 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson | 12 days |
| May 28, 9:17 PM CDT | Severe Thunderstorm Warning | UNR | 28 min | |
| May 28, 10:23 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 13 days |
| May 28, 11:22 PM CDT | Severe Thunderstorm Warning | UNR | Harding, Mellette | 14 days |
| May 28, 11:38 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 52 min |
| May 29, 12:04 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 41 min |
| May 29, 12:26 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 34 min |
| May 29, 12:27 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hyde, Potter | 33 min |
| May 29, 12:58 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 47 min |
| May 29, 1:30 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, McPherson | 45 min |
| May 29, 2:59 AM CDT | Severe Thunderstorm Warning | ABR | Codington, Day, Grant, Roberts | 31 min |
| May 31, 8:42 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Day | 33 min |
| Jun 3, 5:35 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 40 min |
| Jun 3, 5:45 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Sully | 30 min |
| Jun 3, 6:15 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Sully | 45 min |
| Jun 3, 6:57 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 63 min |
| Jun 3, 7:27 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 33 min |
| Jun 3, 7:34 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 41 min |
| Jun 3, 8:01 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 44 min |
| Jun 3, 8:35 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 55 min |
| Jun 3, 9:10 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 35 min |
| Jun 3, 9:30 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 17 min |
| Jun 3, 10:00 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 45 min |
| Jun 3, 10:59 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 16 min |
| Jun 4, 12:13 AM CDT | Severe Thunderstorm Warning | ABR | Hyde | 62 min |
| Jun 4, 1:04 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 19 min |
| Jun 4, 7:48 PM CDT | Severe Thunderstorm Warning | ABR | Day | 21 min |
| Jun 4, 9:13 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 32 min |
| Jun 4, 9:47 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 28 min |
| Jun 5, 3:01 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 29 min |
| Jun 5, 3:18 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 57 min |
| Jun 5, 3:28 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 32 min |
| Jun 5, 3:56 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld, Sanborn | 34 min |
| Jun 5, 4:31 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 29 min |
| Jun 5, 4:54 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 36 min |
| Jun 5, 4:58 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Miner | 32 min |
| Jun 5, 5:29 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook | 31 min |
| Jun 5, 7:12 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 48 min |
| Jun 5, 7:24 PM CDT | Severe Thunderstorm Warning | FSD | Union | 36 min |
| Jun 5, 7:57 PM CDT | Severe Thunderstorm Warning | ABR | Day, Roberts | 33 min |
| Jun 5, 8:02 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 13 min |
| Jun 5, 8:45 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 29 min |
| Jun 9, 6:10 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 35 min |
| Jun 9, 6:44 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 31 min |
| Jun 13, 1:23 AM CDT | Severe Thunderstorm Warning | UNR | Custer | 25 min |
| Jun 13, 1:45 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 30 min |
| Jun 13, 1:50 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 40 min |
| Jun 13, 2:34 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 24 min |
| Jun 13, 2:57 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 33 min |
| Jun 13, 3:27 PM CDT | Severe Thunderstorm Warning | ABR | Deuel, Grant | 33 min |
| Jun 13, 5:00 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 60 min |
| Jun 13, 5:24 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 51 min |
| Jun 13, 5:43 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 62 min |
| Jun 13, 6:00 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 27 min |
| Jun 13, 6:43 PM CDT | Severe Thunderstorm Warning | UNR | 62 min | |
| Jun 13, 7:43 PM CDT | Severe Thunderstorm Warning | UNR | 62 min | |
| Jun 13, 8:41 PM CDT | Severe Thunderstorm Warning | UNR | 62 min | |
| Jun 14, 2:25 AM CDT | Severe Thunderstorm Warning | ABR | Campbell, McPherson | 50 min |
| Jun 14, 3:48 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 42 min |
| Jun 14, 4:02 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 58 min |
| Jun 14, 4:28 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 47 min |
| Jun 14, 4:43 AM CDT | Severe Thunderstorm Warning | ABR | Potter | 47 min |
| Jun 14, 5:13 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 47 min |
| Jun 14, 6:56 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 49 min |
| Jun 14, 7:09 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 36 min |
| Jun 14, 8:59 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 49 min |
| Jun 14, 9:27 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 31 min |
| Jun 14, 10:25 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 20 min |
| Jun 14, 10:27 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 31 min |
| Jun 14, 10:45 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 16 min |
| Jun 14, 11:07 AM CDT | Severe Thunderstorm Warning | ABR | Clark | 23 min |
| Jun 14, 12:27 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 22 min |
| Jun 14, 1:33 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 42 min |
| Jun 14, 2:22 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington | 53 min |
| Jun 14, 3:10 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 19 min |
| Jun 14, 4:36 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 54 min |
| Jun 14, 4:41 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 64 min |
| Jun 14, 4:57 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 63 min |
| Jun 14, 5:20 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 55 min |
| Jun 14, 6:04 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 56 min |
| Jun 14, 6:16 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 59 min |
| Jun 14, 6:18 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 57 min |
| Jun 14, 6:43 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 62 min |
| Jun 14, 6:54 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Harding, Perkins | 48 min |
| Jun 14, 7:12 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 25 min |
| Jun 14, 7:20 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Ziebach | 70 min |
| Jun 14, 7:44 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 22 min |
| Jun 14, 7:55 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 19 min |
| Jun 14, 8:27 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 36 min |
| Jun 14, 9:26 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 64 min |
| Jun 14, 9:38 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 57 min |
| Jun 14, 10:41 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 43 min |
| Jun 14, 10:56 PM CDT | Severe Thunderstorm Warning | UNR | Todd, Tripp | 64 min |
| Jun 14, 11:01 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 59 min |
| Jun 14, 11:08 PM CDT | Severe Thunderstorm Warning | UNR | Perkins, Ziebach | 58 min |
| Jun 14, 11:14 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 46 min |
| Jun 14, 11:36 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 39 min |
| Jun 14, 11:49 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 56 min |
| Jun 14, 11:52 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 28 min |
| Jun 15, 12:08 AM CDT | Severe Thunderstorm Warning | UNR | Todd | 30 min |
| Jun 15, 12:39 AM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 51 min |
| Jun 15, 12:44 AM CDT | Severe Thunderstorm Warning | FSD | Brule | 46 min |
| Jun 15, 3:41 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 49 min |
| Jun 15, 4:29 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 31 min |
| Jun 16, 2:39 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 66 min |
| Jun 16, 3:00 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 60 min |
| Jun 16, 3:27 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Turner | 63 min |
| Jun 16, 3:48 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 57 min |
| Jun 16, 4:16 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 28 min |
| Jun 19, 9:42 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 52 min |
| Jun 19, 10:46 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 59 min |
| Jun 20, 12:00 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 30 min |
| Jun 20, 1:32 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 28 min |
| Jun 20, 1:36 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson, Yankton | 24 min |
| Jun 20, 1:42 AM CDT | Severe Thunderstorm Warning | UNR | Haakon | 63 min |
| Jun 20, 1:59 AM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, Turner | 39 min |
| Jun 20, 2:04 AM CDT | Severe Thunderstorm Warning | ABR | Hughes | 26 min |
| Jun 20, 3:09 AM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 51 min |
| Jun 20, 3:18 AM CDT | Severe Thunderstorm Warning | FSD | Miner, Sanborn | 42 min |
| Jun 20, 4:00 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 45 min |
| Jun 20, 4:34 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 41 min |
| Jun 20, 6:09 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 27 min |
| Jun 20, 6:41 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 64 min |
| Jun 20, 7:45 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 46 min |
| Jun 20, 8:08 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 41 min |
| Jun 20, 8:26 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 18 min |
| Jun 20, 8:39 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 43 min |
| Jun 21, 1:16 AM CDT | Severe Thunderstorm Warning | UNR | 50 min | |
| Jun 21, 1:32 AM CDT | Severe Thunderstorm Warning | UNR | Fall River | 73 min |
| Jun 21, 1:51 AM CDT | Severe Thunderstorm Warning | UNR | Jackson | 54 min |
| Jun 21, 2:13 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 53 min |
| Jun 21, 2:39 AM CDT | Severe Thunderstorm Warning | UNR | 50 min | |
| Jun 21, 3:40 AM CDT | Severe Thunderstorm Warning | UNR | Todd | 65 min |
| Jun 21, 4:59 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 46 min |
| Jun 21, 5:32 AM CDT | Severe Thunderstorm Warning | FSD | Gregory | 43 min |
| Jun 23, 12:59 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 46 min |
| Jun 23, 1:16 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 44 min |
| Jun 23, 2:34 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 26 min |
| Jun 23, 3:49 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hyde | 44 min |
| Jun 23, 4:17 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 41 min |
| Jun 23, 4:54 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 51 min |
| Jun 23, 5:43 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 32 min |
| Jun 23, 6:15 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 35 min |
| Jun 23, 6:25 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 65 min |
| Jun 23, 6:55 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 80 min |
| Jun 23, 7:24 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 21 min |
| Jun 23, 7:57 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 33 min |
| Jun 23, 9:01 PM CDT | Severe Thunderstorm Warning | FSD | Douglas | 29 min |
| Jun 24, 11:52 AM CDT | Severe Thunderstorm Warning | ABR | Grant | 38 min |
| Jun 24, 12:18 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 42 min |
| Jun 24, 12:27 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 18 min |
| Jun 24, 1:15 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Moody | 45 min |
| Jun 24, 2:00 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 30 min |
| Jun 24, 5:29 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 46 min |
| Jun 24, 7:29 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 25 min |
| Jun 24, 10:21 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 24 min |
| Jun 24, 10:31 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 14 min |
| Jun 28, 6:05 PM CDT | Severe Thunderstorm Warning | UNR | 27 min | |
| Jun 30, 5:24 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 36 min |
| Jun 30, 5:33 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 27 min |
| Jun 30, 5:56 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 49 min |
| Jun 30, 6:35 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 14 min |
| Jun 30, 6:47 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 58 min |
| Jun 30, 7:27 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 48 min |
| Jun 30, 8:50 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 55 min |
| Jun 30, 10:58 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 47 min |
| Jul 1, 5:00 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 60 min |
| Jul 1, 5:06 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 54 min |
| Jul 1, 5:55 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 46 min |
| Jul 1, 6:01 PM CDT | Severe Thunderstorm Warning | UNR | 59 min | |
| Jul 1, 6:07 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 68 min |
| Jul 1, 6:56 PM CDT | Severe Thunderstorm Warning | UNR | 32 min | |
| Jul 2, 3:17 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 58 min |
| Jul 2, 3:30 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 60 min |
| Jul 2, 6:13 PM CDT | Severe Thunderstorm Warning | UNR | 62 min | |
| Jul 7, 3:41 PM CDT | Severe Thunderstorm Warning | UNR | 64 min | |
| Jul 7, 4:43 PM CDT | Severe Thunderstorm Warning | UNR | 39 min | |
| Jul 11, 6:51 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 24 min |
| Jul 11, 7:19 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 46 min |
| Jul 12, 5:36 PM CDT | Severe Thunderstorm Warning | UNR | 54 min | |
| Jul 12, 6:26 PM CDT | Severe Thunderstorm Warning | UNR | 64 min | |
| Jul 13, 6:22 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 38 min |
| Jul 13, 4:31 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 44 min |
| Jul 13, 4:43 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Douglas | 31 min |
| Jul 13, 4:53 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 56 min |
| Jul 13, 4:57 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 33 min |
| Jul 13, 5:13 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 51 min |
| Jul 16, 8:26 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 49 min |
| Jul 19, 1:49 AM CDT | Severe Thunderstorm Warning | UNR | Harding, Perkins, Ziebach | 40 hr |
| Jul 24, 2:18 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 27 min |
| Jul 24, 5:09 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 36 min |
| Jul 24, 5:39 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 36 min |
| Jul 24, 5:42 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 33 min |
| Jul 24, 5:42 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 63 min |
| Jul 24, 6:02 PM CDT | Severe Thunderstorm Warning | FSD | Hanson | 28 min |
| Jul 24, 6:12 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 33 min |
| Jul 24, 6:21 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 24 min |
| Jul 24, 6:26 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 34 min |
| Jul 24, 6:42 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 33 min |
| Jul 24, 6:44 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 29 min |
| Jul 24, 6:58 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 62 min |
| Jul 24, 7:11 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha, Turner | 34 min |
| Jul 24, 7:34 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 26 min |
| Jul 24, 7:53 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 37 min |
| Jul 24, 7:58 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 34 min |
| Jul 24, 9:38 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 24 min |
| Jul 26, 4:52 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 53 min |
| Jul 26, 7:18 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 27 min |
| Jul 26, 7:25 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 65 min |
| Jul 26, 8:56 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 34 min |
| Jul 27, 4:55 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 35 min |
| Jul 27, 5:27 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 48 min |
| Jul 31, 4:24 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 36 min |
| Aug 1, 6:40 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Union | 50 min |
| Aug 4, 11:40 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 35 min |
| Aug 5, 12:02 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 28 min |
| Aug 5, 5:17 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 41 min |
| Aug 5, 6:01 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 29 min |
| Aug 5, 7:17 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 43 min |
| Aug 5, 7:23 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Lyman, Stanley | 26 min |
| Aug 7, 4:06 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 54 min |
| Aug 7, 4:53 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 82 min |
| Aug 7, 6:08 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 82 min |
| Aug 7, 7:12 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 63 min |
| Aug 7, 7:28 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 47 min |
| Aug 8, 2:49 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 56 min |
| Aug 8, 3:00 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 31 min |
| Aug 8, 3:36 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 54 min |
| Aug 8, 4:24 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 54 min |
| Aug 8, 4:57 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 63 min |
| Aug 8, 5:49 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 71 min |
| Aug 8, 5:54 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 66 min |
| Aug 8, 6:51 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 54 min |
| Aug 8, 6:55 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 65 min |
| Aug 8, 7:43 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 62 min |
| Aug 8, 7:55 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 65 min |
| Aug 8, 8:21 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 54 min |
| Aug 8, 8:27 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 45 min |
| Aug 8, 9:10 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 33 min |
| Aug 9, 6:44 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 61 min |
| Aug 9, 7:03 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 57 min |
| Aug 9, 7:31 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 43 min |
| Aug 9, 7:45 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 45 min |
| Aug 9, 7:56 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 64 min |
| Aug 9, 8:08 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 52 min |
| Aug 9, 8:32 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 47 min |
| Aug 9, 8:58 PM CDT | Severe Thunderstorm Warning | UNR | Mellette, Todd | 62 min |
| Aug 9, 9:00 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 30 min |
| Aug 9, 9:44 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 31 min |
| Aug 9, 10:06 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 39 min |
| Aug 9, 10:48 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 27 min |
| Aug 9, 10:54 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Marshall | 51 min |
| Aug 9, 11:15 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 45 min |
| Aug 9, 11:45 PM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall | 60 min |
| Aug 10, 1:04 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington | 26 min |
| Aug 10, 2:59 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 61 min |
| Aug 10, 4:04 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 26 min |
| Aug 10, 3:00 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 30 min |
| Aug 10, 3:29 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 46 min |
| Aug 10, 4:57 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 33 min |
| Aug 10, 5:02 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 43 min |
| Aug 10, 5:12 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Perkins | 63 min |
| Aug 10, 5:32 PM CDT | Severe Thunderstorm Warning | ABR | Potter, Sully | 43 min |
| Aug 10, 5:33 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 20 min |
| Aug 10, 5:47 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 28 min |
| Aug 10, 6:15 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 45 min |
| Aug 10, 6:18 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 57 min |
| Aug 10, 6:50 PM CDT | Severe Thunderstorm Warning | ABR | Day | 55 min |
| Aug 10, 6:52 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 38 min |
| Aug 10, 6:57 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 48 min |
| Aug 10, 6:59 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 61 min |
| Aug 10, 7:12 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 48 min |
| Aug 10, 7:32 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hyde | 58 min |
| Aug 10, 7:38 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 67 min |
| Aug 10, 7:44 PM CDT | Severe Thunderstorm Warning | ABR | Day | 31 min |
| Aug 10, 7:56 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Hamlin | 64 min |
| Aug 10, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 44 min |
| Aug 10, 8:02 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 58 min |
| Aug 10, 8:06 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 54 min |
| Aug 10, 8:21 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 24 min |
| Aug 10, 8:28 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 47 min |
| Aug 10, 8:44 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 46 min |
| Aug 10, 8:46 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 44 min |
| Aug 10, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 58 min |
| Aug 10, 8:49 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 56 min |
| Aug 10, 8:53 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 52 min |
| Aug 10, 8:54 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 66 min |
| Aug 10, 8:56 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 23 min |
| Aug 10, 9:05 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 55 min |
| Aug 10, 9:15 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 60 min |
| Aug 10, 9:23 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Miner | 67 min |
| Aug 10, 9:49 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 56 min |
| Aug 10, 9:55 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 50 min |
| Aug 10, 10:43 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 32 min |
| Aug 11, 3:43 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 62 min |
| Aug 11, 4:22 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 53 min |
| Aug 11, 5:08 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 47 min |
| Aug 11, 5:55 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 53 min |
| Aug 11, 6:20 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 55 min |
| Aug 11, 7:08 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 67 min |
| Aug 11, 8:00 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Ziebach | 90 min |
| Aug 11, 8:18 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 42 min |
| Aug 11, 10:00 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 30 min |
| Aug 11, 10:32 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 23 min |
| Aug 12, 12:05 AM CDT | Severe Thunderstorm Warning | ABR | Sully | 40 min |
| Aug 12, 2:34 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Potter, Walworth | 41 min |
| Aug 12, 3:01 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 44 min |
| Aug 12, 3:07 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 38 min |
| Aug 12, 3:18 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 27 min |
| Aug 12, 3:21 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 24 min |
| Aug 12, 3:42 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 48 min |
| Aug 12, 5:03 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 42 min |
| Aug 12, 5:50 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 25 min |
| Aug 12, 6:23 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 37 min |
| Aug 12, 6:55 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury, Sanborn | 50 min |
| Aug 12, 7:19 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 41 min |
| Aug 12, 7:30 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 30 min |
| Aug 12, 7:56 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Miner | 34 min |
| Aug 12, 8:01 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 29 min |
| Aug 12, 9:04 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 56 min |
| Aug 12, 10:03 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 57 min |
| Aug 14, 4:48 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 57 min |
| Aug 14, 5:40 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 65 min |
| Aug 14, 6:38 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 67 min |
| Aug 14, 7:38 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 67 min |
| Aug 14, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 32 min |
| Aug 15, 4:12 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 63 min |
| Aug 15, 4:56 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 41 min |
| Aug 15, 5:24 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 66 min |
| Aug 15, 7:26 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 49 min |
| Aug 16, 4:07 PM CDT | Severe Thunderstorm Warning | UNR | Mellette, Todd | 53 min |
| Aug 16, 6:19 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 26 min |
| Aug 16, 6:43 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 32 min |
| Aug 16, 7:15 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 60 min |
| Aug 17, 4:03 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 57 min |
| Aug 17, 4:32 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 58 min |
| Aug 17, 5:25 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 65 min |
| Aug 17, 6:05 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 39 min |
| Aug 17, 7:14 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 14 min |
| Aug 17, 7:54 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 44 min |
| Aug 17, 8:51 PM CDT | Severe Thunderstorm Warning | ABR | Potter, Walworth | 21 min |
| Aug 17, 10:05 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 25 min |
| Aug 17, 10:15 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 60 min |
| Aug 17, 10:35 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hyde, Potter, Sully | 25 min |
| Aug 17, 11:00 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 41 min |
| Aug 18, 1:14 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley, Sully | 46 min |
| Aug 18, 2:00 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley, Sully | 45 min |
| Aug 18, 4:52 AM CDT | Severe Thunderstorm Warning | ABR | Dewey, Potter | 38 min |
| Aug 18, 5:28 AM CDT | Severe Thunderstorm Warning | ABR | Potter, Walworth | 24 min |
| Aug 18, 5:38 AM CDT | Severe Thunderstorm Warning | ABR | Dewey, Stanley | 67 min |
| Aug 18, 6:01 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Potter, Sully, Walworth | 59 min |
| Aug 18, 6:47 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand, Hyde, Potter | 28 min |
| Aug 18, 7:02 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 28 min |
| Aug 18, 7:14 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand, Hyde | 61 min |
| Aug 18, 7:28 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 41 min |
| Aug 18, 8:30 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 30 min |
| Aug 18, 8:43 AM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 62 min |
| Aug 18, 9:14 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 31 min |
| Aug 18, 9:21 AM CDT | Severe Thunderstorm Warning | FSD | Brule | 39 min |
| Aug 18, 12:23 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Turner | 52 min |
| Aug 20, 1:35 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 55 min |
| Aug 20, 2:15 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 46 min |
| Aug 20, 2:54 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 21 min |
| Aug 20, 3:39 PM CDT | Severe Thunderstorm Warning | UNR | 66 min | |
| Aug 20, 4:31 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 44 min |
| Aug 20, 4:50 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 40 min |
| Aug 20, 5:15 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 45 min |
| Aug 20, 5:27 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 37 min |
| Aug 20, 5:50 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 25 min |
| Aug 20, 6:00 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 30 min |
| Aug 20, 6:17 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 43 min |
| Aug 20, 6:21 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 29 min |
| Aug 20, 6:28 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Sully | 47 min |
| Aug 20, 6:30 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 60 min |
| Aug 20, 6:58 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 47 min |
| Aug 20, 7:21 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 54 min |
| Aug 20, 7:31 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 26 min |
| Aug 20, 7:40 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Sully | 39 min |
| Aug 22, 3:14 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 31 min |
| Aug 22, 5:39 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 66 min |
| Aug 22, 6:58 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 62 min |
| Aug 22, 7:40 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 65 min |
| Aug 22, 8:41 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 64 min |
| Aug 22, 9:19 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 41 min |
| Aug 22, 9:44 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 49 min |
| Aug 22, 10:07 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 53 min |
| Aug 22, 11:14 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 31 min |
| Aug 23, 1:31 AM CDT | Severe Thunderstorm Warning | ABR | Marshall | 59 min |
| Aug 24, 3:28 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Potter, Sully | 62 min |
| Aug 24, 3:41 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 49 min |
| Aug 24, 4:40 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 35 min |
| Aug 24, 4:58 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Walworth | 62 min |
| Aug 24, 5:02 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 28 min |
| Aug 24, 5:19 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 26 min |
| Aug 24, 5:34 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 41 min |
| Aug 24, 6:20 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 25 min |
| Aug 24, 6:51 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds | 22 min |
| Aug 24, 8:27 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook | 37 min |
| Aug 24, 9:25 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 35 min |
| Aug 31, 4:51 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 24 min |
| Sep 6, 4:08 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 67 min |
| Sep 15, 5:57 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 13 min |
| Sep 15, 8:35 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 25 min |
| Sep 16, 3:03 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 27 min |
| Sep 16, 3:31 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Hutchinson | 44 min |
| Sep 16, 4:25 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 35 min |
| Sep 16, 4:35 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 25 min |
| Sep 16, 4:40 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 35 min |
| Sep 16, 4:56 PM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall | 49 min |
| Sep 16, 5:03 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 42 min |
| Sep 16, 5:06 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 24 min |
| Sep 16, 5:08 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 37 min |
| Sep 16, 5:09 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 19 min |
| Sep 16, 5:11 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 49 min |
| Sep 16, 5:30 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 25 min |
| Sep 16, 5:37 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 26 min |
| Sep 16, 5:40 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 35 min |
| Sep 16, 5:49 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook | 56 min |
| Sep 16, 5:52 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 23 min |
| Sep 16, 6:13 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 32 min |
| Sep 16, 6:27 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 33 min |
| Sep 16, 6:27 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 33 min |
| Sep 16, 6:51 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 24 min |
| Sep 16, 7:02 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 28 min |
| Sep 16, 8:18 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 27 min |
| Oct 3, 11:29 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 21 min |
| Oct 3, 11:41 AM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall | 49 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pennington County25
- McPherson County25
- Potter County21
- Custer County21
- Edmunds County19
- Hand County18
- Meade County18
- Hyde County17
- Sully County16
- Dewey County14
- Faulk County14
- Hughes County13
- Stanley County13
- Perkins County13
- Spink County12
- Mellette County12
- Lyman County11
- Bon Homme County11
- Todd County11
- Brown County11
- Yankton County10
- Harding County10
- Beadle County10
- Day County10
- McCook County10
- Bennett County10
- Jackson County10
- Clark County10
- Marshall County10
- Hutchinson County9
- Hanson County9
- Ziebach County9
- Clay County8
- Tripp County8
- Codington County8
- Gregory County8
- Haakon County8
- Jones County7
- Davison County7
- Brule County7
25 more counties
- Roberts County7
- Campbell County7
- Butte County6
- Miner County6
- Kingsbury County6
- Lake County6
- Walworth County6
- Buffalo County5
- Union County5
- Lincoln County5
- Turner County5
- Hamlin County5
- Deuel County5
- Fall River County5
- Grant County5
- Sanborn County5
- Charles Mix County5
- Moody County5
- Aurora County4
- Jerauld County4
- Lawrence County4
- Minnehaha County4
- Corson County3
- Brookings County2
- Douglas County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20052007
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.