Alert archive / South Dakota / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in South Dakota, 2000
529 severe thunderstorm warnings in 2000. 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 2000. Tap one for its archive.
- Severe Thunderstorm Warnings
- 529
- Busiest month
- July166 severe thunderstorm warnings
- Busiest day
- August 5, 200034 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 |
|---|---|---|---|---|
| Feb 25, 4:28 PM CST | Severe Thunderstorm Warning | ABR | Hand | 52 min |
| Feb 25, 4:46 PM CST | Severe Thunderstorm Warning | FSD | Brule | 14 min |
| Feb 25, 4:53 PM CST | Severe Thunderstorm Warning | FSD | Clay, Turner | 22 min |
| Feb 25, 4:57 PM CST | Severe Thunderstorm Warning | ABR | Lyman | 48 min |
| Feb 25, 5:42 PM CST | Severe Thunderstorm Warning | ABR | Lyman | 33 min |
| Feb 25, 5:50 PM CST | Severe Thunderstorm Warning | ABR | Hand | 50 min |
| Feb 25, 7:51 PM CST | Severe Thunderstorm Warning | ABR | Faulk | 34 min |
| Feb 25, 8:03 PM CST | Severe Thunderstorm Warning | ABR | Edmunds | 32 min |
| Mar 7, 3:24 PM CST | Severe Thunderstorm Warning | UNR | Bennett | 41 min |
| Mar 7, 5:15 PM CST | Severe Thunderstorm Warning | ABR | Jones | 30 min |
| Mar 7, 5:45 PM CST | Severe Thunderstorm Warning | ABR | Lyman, Stanley | 30 min |
| Mar 7, 6:41 PM CST | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 64 min |
| Mar 7, 6:51 PM CST | Severe Thunderstorm Warning | ABR | Hughes, Sully | 39 min |
| Apr 19, 4:17 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 28 min |
| Apr 26, 3:38 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 27 min |
| May 5, 10:04 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 51 min |
| May 5, 10:50 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Perkins | 40 min |
| May 5, 11:06 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 44 min |
| May 5, 11:09 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 66 min |
| May 7, 4:31 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 34 min |
| May 7, 5:05 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 45 min |
| May 7, 5:45 PM CDT | Severe Thunderstorm Warning | UNR | 35 min | |
| May 7, 6:25 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 60 min |
| May 7, 6:41 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 59 min |
| May 7, 7:07 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 63 min |
| May 7, 7:37 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 38 min |
| May 7, 7:40 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 60 min |
| May 7, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 59 min |
| May 7, 8:06 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule | 39 min |
| May 7, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 48 min |
| May 11, 12:19 AM CDT | Severe Thunderstorm Warning | UNR | Bennett, Todd | 31 min |
| May 11, 12:52 AM CDT | Severe Thunderstorm Warning | UNR | Todd | 48 min |
| May 11, 2:18 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 47 min |
| May 11, 2:48 AM CDT | Severe Thunderstorm Warning | FSD | Gregory | 42 min |
| May 11, 2:56 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 14 min |
| May 11, 3:18 AM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 42 min |
| May 11, 3:40 AM CDT | Severe Thunderstorm Warning | FSD | Douglas | 50 min |
| May 11, 4:15 AM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 30 min |
| May 11, 6:03 AM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 27 min |
| May 15, 6:29 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 31 min |
| May 15, 7:01 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 44 min |
| May 15, 7:29 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 46 min |
| May 15, 9:24 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 51 min |
| May 15, 10:17 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 43 min |
| May 15, 10:46 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 44 min |
| May 17, 5:45 AM CDT | Severe Thunderstorm Warning | ABR | Stanley | 30 min |
| May 17, 6:28 AM CDT | Severe Thunderstorm Warning | ABR | Hughes | 47 min |
| May 17, 7:56 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 64 min |
| May 17, 8:13 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury, Miner | 32 min |
| May 17, 8:43 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 32 min |
| May 17, 9:14 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 31 min |
| May 17, 9:31 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 44 min |
| May 17, 10:09 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 51 min |
| May 17, 10:31 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 29 min |
| May 17, 10:54 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 36 min |
| May 17, 11:23 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 37 min |
| May 17, 9:08 PM CDT | Severe Thunderstorm Warning | FSD | Union | 37 min |
| May 22, 4:37 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 38 min |
| May 22, 4:47 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 28 min |
| May 22, 5:10 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 35 min |
| May 26, 2:10 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 60 min |
| May 26, 2:18 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 57 min |
| May 26, 3:15 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 60 min |
| May 26, 4:17 PM CDT | Severe Thunderstorm Warning | UNR | 48 min | |
| May 26, 4:23 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 22 min |
| May 26, 5:09 PM CDT | Severe Thunderstorm Warning | UNR | 46 min | |
| May 29, 3:34 AM CDT | Severe Thunderstorm Warning | ABR | Hughes | 26 min |
| May 29, 3:59 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hughes, Hyde | 46 min |
| May 29, 4:44 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand | 31 min |
| May 29, 6:42 PM CDT | Severe Thunderstorm Warning | UNR | 48 min | |
| May 30, 12:10 AM CDT | Severe Thunderstorm Warning | FSD | Union | 50 min |
| May 30, 2:27 AM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Meade | 28 min |
| May 30, 5:34 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde, Sully | 56 min |
| May 30, 6:23 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 52 min |
| May 30, 6:29 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin | 61 min |
| May 30, 6:29 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 61 min |
| May 31, 3:16 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 24 min |
| May 31, 5:21 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha, Turner | 24 min |
| May 31, 10:22 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 43 min |
| May 31, 10:52 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 43 min |
| Jun 1, 12:56 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 34 min |
| Jun 1, 1:03 AM CDT | Severe Thunderstorm Warning | UNR | Mellette | 32 min |
| Jun 1, 1:12 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde, Lyman | 63 min |
| Jun 1, 1:30 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand | 45 min |
| Jun 1, 2:08 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 22 min |
| Jun 1, 2:21 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 24 min |
| Jun 1, 2:31 AM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 29 min |
| Jun 1, 2:44 AM CDT | Severe Thunderstorm Warning | ABR | Clark | 31 min |
| Jun 3, 10:56 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk, Potter | 34 min |
| Jun 3, 11:49 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Potter, Walworth | 41 min |
| Jun 3, 11:49 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 41 min |
| Jun 3, 1:14 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 31 min |
| Jun 3, 2:01 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 29 min |
| Jun 3, 2:43 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 32 min |
| Jun 3, 5:55 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 45 min |
| Jun 3, 6:34 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 61 min |
| Jun 3, 6:38 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, Turner | 37 min |
| Jun 3, 6:41 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 59 min |
| Jun 3, 7:11 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Turner, Yankton | 34 min |
| Jun 3, 7:22 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 23 min |
| Jun 3, 7:34 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 61 min |
| Jun 3, 7:36 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 29 min |
| Jun 3, 7:57 PM CDT | Severe Thunderstorm Warning | FSD | Union | 33 min |
| Jun 3, 8:38 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 62 min |
| Jun 3, 8:44 PM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| Jun 3, 8:47 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 43 min |
| Jun 3, 11:10 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 35 min |
| Jun 3, 11:23 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 37 min |
| Jun 3, 11:59 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 31 min |
| Jun 4, 12:26 AM CDT | Severe Thunderstorm Warning | FSD | Davison, Hutchinson | 34 min |
| Jun 4, 12:56 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 34 min |
| Jun 4, 12:59 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Lincoln, Union | 31 min |
| Jun 4, 1:40 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 35 min |
| Jun 4, 2:02 AM CDT | Severe Thunderstorm Warning | FSD | Union | 28 min |
| Jun 4, 2:29 AM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| Jun 9, 5:10 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 45 min |
| Jun 9, 5:21 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 59 min |
| Jun 9, 5:39 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 46 min |
| Jun 9, 5:54 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 46 min |
| Jun 9, 6:44 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 61 min |
| Jun 9, 6:54 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 51 min |
| Jun 9, 7:38 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 32 min |
| Jun 9, 7:43 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 47 min |
| Jun 9, 8:05 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 45 min |
| Jun 9, 8:45 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 45 min |
| Jun 9, 8:58 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Meade | 32 min |
| Jun 9, 9:30 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Perkins | 45 min |
| Jun 9, 9:47 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 48 min |
| Jun 9, 10:27 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 48 min |
| Jun 9, 10:56 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Miner | 49 min |
| Jun 9, 11:05 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 40 min |
| Jun 9, 11:24 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, McCook, Turner | 51 min |
| Jun 9, 11:32 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 43 min |
| Jun 11, 1:21 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 59 min |
| Jun 11, 2:16 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 44 min |
| Jun 11, 3:37 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 33 min |
| Jun 11, 4:39 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Meade | 61 min |
| Jun 11, 5:26 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 44 min |
| Jun 11, 5:31 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 44 min |
| Jun 11, 5:38 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 62 min |
| Jun 12, 6:27 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 43 min |
| Jun 12, 6:34 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 46 min |
| Jun 12, 6:57 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 48 min |
| Jun 12, 7:50 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 45 min |
| Jun 12, 7:52 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 48 min |
| Jun 12, 8:33 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 47 min |
| Jun 12, 9:09 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 46 min |
| Jun 12, 9:37 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 53 min |
| Jun 12, 9:41 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 44 min |
| Jun 12, 9:51 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 29 min |
| Jun 12, 10:28 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 47 min |
| Jun 12, 11:44 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 61 min |
| Jun 13, 1:15 AM CDT | Severe Thunderstorm Warning | FSD | McCook | 30 min |
| Jun 13, 1:38 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Minnehaha | 37 min |
| Jun 13, 2:04 AM CDT | Severe Thunderstorm Warning | ABR | Deuel | 41 min |
| Jun 13, 2:09 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 36 min |
| Jun 17, 5:37 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 48 min |
| Jun 19, 5:07 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 23 min |
| Jun 19, 5:48 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 62 min |
| Jun 19, 5:51 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 54 min |
| Jun 19, 6:46 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 44 min |
| Jun 19, 6:50 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 30 min |
| Jun 19, 7:15 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 60 min |
| Jun 19, 8:13 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 32 min |
| Jun 19, 9:31 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 44 min |
| Jun 19, 9:48 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Walworth | 42 min |
| Jun 19, 10:14 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 31 min |
| Jun 19, 10:30 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 30 min |
| Jun 19, 10:43 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 62 min |
| Jun 19, 11:22 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 33 min |
| Jun 22, 8:12 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 48 min |
| Jun 22, 8:44 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 61 min |
| Jun 22, 9:29 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 56 min |
| Jun 22, 9:56 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 44 min |
| Jun 22, 10:13 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 62 min |
| Jun 22, 11:48 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 42 min |
| Jun 23, 1:16 AM CDT | Severe Thunderstorm Warning | ABR | Clark | 29 min |
| Jun 23, 1:29 AM CDT | Severe Thunderstorm Warning | ABR | Codington | 46 min |
| Jun 23, 3:00 AM CDT | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 60 min |
| Jun 23, 5:19 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 56 min |
| Jun 23, 6:03 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 52 min |
| Jun 23, 6:39 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 61 min |
| Jun 23, 6:49 PM CDT | Severe Thunderstorm Warning | UNR | 46 min | |
| Jun 23, 7:16 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 44 min |
| Jun 23, 7:57 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence, Meade | 63 min |
| Jun 23, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | 49 min | |
| Jun 23, 8:39 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 36 min |
| Jun 23, 8:53 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, Turner | 52 min |
| Jun 23, 8:56 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Meade, Pennington | 59 min |
| Jun 23, 9:46 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 54 min |
| Jun 23, 10:35 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 30 min |
| Jun 23, 10:58 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 47 min |
| Jun 23, 11:04 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 16 min |
| Jun 24, 12:23 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 37 min |
| Jun 24, 12:36 AM CDT | Severe Thunderstorm Warning | FSD | Yankton | 39 min |
| Jun 24, 1:06 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 29 min |
| Jun 24, 1:16 AM CDT | Severe Thunderstorm Warning | FSD | Yankton | 14 min |
| Jun 24, 2:33 AM CDT | Severe Thunderstorm Warning | FSD | Turner | 32 min |
| Jun 24, 3:39 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 36 min |
| Jun 24, 4:14 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 31 min |
| Jun 24, 4:43 AM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 47 min |
| Jun 24, 5:30 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 45 min |
| Jun 25, 1:02 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 58 min |
| Jun 25, 1:54 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 46 min |
| Jun 25, 2:39 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 46 min |
| Jun 29, 5:00 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 60 min |
| Jun 29, 5:57 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 48 min |
| Jun 29, 6:37 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 53 min |
| Jun 29, 7:26 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 49 min |
| Jul 1, 7:30 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 30 min |
| Jul 1, 8:00 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 45 min |
| Jul 1, 8:11 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 34 min |
| Jul 1, 8:43 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Ziebach | 62 min |
| Jul 1, 8:47 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 43 min |
| Jul 1, 8:54 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 51 min |
| Jul 1, 9:13 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 47 min |
| Jul 1, 10:01 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 59 min |
| Jul 1, 10:38 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 52 min |
| Jul 1, 11:34 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 26 min |
| Jul 2, 12:18 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 27 min |
| Jul 2, 12:52 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 38 min |
| Jul 2, 9:30 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 45 min |
| Jul 3, 3:16 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 44 min |
| Jul 3, 3:25 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 35 min |
| Jul 3, 3:41 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 64 min |
| Jul 3, 3:56 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 49 min |
| Jul 3, 4:40 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 65 min |
| Jul 3, 4:50 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 55 min |
| Jul 3, 5:45 PM CDT | Severe Thunderstorm Warning | UNR | Mellette, Todd | 60 min |
| Jul 3, 6:45 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 30 min |
| Jul 3, 8:34 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 41 min |
| Jul 4, 8:02 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 58 min |
| Jul 4, 8:57 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 48 min |
| Jul 4, 9:30 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 60 min |
| Jul 4, 10:28 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 17 min |
| Jul 4, 10:38 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Ziebach | 67 min |
| Jul 4, 11:51 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 39 min |
| Jul 5, 1:28 AM CDT | Severe Thunderstorm Warning | ABR | Hughes | 32 min |
| Jul 5, 3:27 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 33 min |
| Jul 5, 4:11 AM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 34 min |
| Jul 5, 4:43 AM CDT | Severe Thunderstorm Warning | ABR | Deuel | 17 min |
| Jul 5, 4:10 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 50 min |
| Jul 5, 4:58 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 47 min |
| Jul 5, 5:43 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 47 min |
| Jul 5, 7:43 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 47 min |
| Jul 5, 8:24 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 51 min |
| Jul 5, 9:11 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 64 min |
| Jul 5, 10:21 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 39 min |
| Jul 6, 6:51 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 39 min |
| Jul 6, 8:09 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 21 min |
| Jul 6, 8:30 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 45 min |
| Jul 9, 3:30 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 30 min |
| Jul 9, 3:37 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Lyman | 38 min |
| Jul 9, 5:03 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 17 min |
| Jul 10, 3:23 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 37 min |
| Jul 10, 3:59 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 46 min |
| Jul 10, 4:30 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 45 min |
| Jul 10, 4:46 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 44 min |
| Jul 10, 5:21 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 24 min |
| Jul 10, 5:43 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 62 min |
| Jul 10, 6:43 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 47 min |
| Jul 10, 9:16 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 44 min |
| Jul 11, 11:37 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 33 min |
| Jul 11, 12:07 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 33 min |
| Jul 11, 12:41 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 34 min |
| Jul 11, 1:26 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 34 min |
| Jul 11, 2:47 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Day | 28 min |
| Jul 11, 2:50 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 25 min |
| Jul 11, 3:14 PM CDT | Severe Thunderstorm Warning | ABR | Day | 46 min |
| Jul 11, 3:16 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 44 min |
| Jul 11, 3:25 PM CDT | Severe Thunderstorm Warning | ABR | Codington, Grant, Roberts | 50 min |
| Jul 11, 3:48 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 42 min |
| Jul 11, 4:00 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 45 min |
| Jul 11, 4:04 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 41 min |
| Jul 11, 4:15 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 30 min |
| Jul 11, 4:32 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 43 min |
| Jul 11, 4:40 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 35 min |
| Jul 11, 4:55 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 35 min |
| Jul 11, 5:01 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 44 min |
| Jul 11, 5:10 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 50 min |
| Jul 11, 5:14 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 31 min |
| Jul 11, 5:30 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld, Sanborn | 30 min |
| Jul 11, 5:36 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 24 min |
| Jul 11, 5:38 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule | 37 min |
| Jul 11, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 30 min |
| Jul 11, 6:40 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 35 min |
| Jul 11, 6:42 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 33 min |
| Jul 11, 6:48 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 27 min |
| Jul 11, 7:01 PM CDT | Severe Thunderstorm Warning | FSD | Douglas, Hutchinson | 29 min |
| Jul 11, 7:20 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 25 min |
| Jul 11, 7:21 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 24 min |
| Jul 11, 7:30 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 30 min |
| Jul 11, 7:43 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 32 min |
| Jul 11, 8:06 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 54 min |
| Jul 11, 8:18 PM CDT | Severe Thunderstorm Warning | FSD | Union | 27 min |
| Jul 11, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Union | 33 min |
| Jul 12, 4:20 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 40 min |
| Jul 12, 11:05 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 25 min |
| Jul 13, 9:01 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson, Pennington | 44 min |
| Jul 14, 8:44 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 61 min |
| Jul 14, 9:38 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 67 min |
| Jul 14, 10:04 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 41 min |
| Jul 14, 10:39 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 66 min |
| Jul 15, 5:59 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 46 min |
| Jul 15, 7:41 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 49 min |
| Jul 15, 7:50 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 40 min |
| Jul 15, 11:28 PM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall, Roberts | 47 min |
| Jul 19, 3:08 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 67 min |
| Jul 19, 3:51 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 59 min |
| Jul 19, 4:50 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 55 min |
| Jul 19, 5:29 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 46 min |
| Jul 19, 5:44 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 61 min |
| Jul 19, 5:48 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 42 min |
| Jul 19, 6:25 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 50 min |
| Jul 19, 7:00 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Pennington, Ziebach | 60 min |
| Jul 19, 7:13 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 32 min |
| Jul 19, 7:55 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 50 min |
| Jul 19, 7:57 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 48 min |
| Jul 19, 8:51 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 39 min |
| Jul 19, 9:33 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson, Todd | 57 min |
| Jul 20, 1:13 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 32 min |
| Jul 20, 5:25 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 35 min |
| Jul 20, 6:35 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 40 min |
| Jul 21, 12:30 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 30 min |
| Jul 21, 12:37 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 53 min |
| Jul 21, 1:26 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 19 min |
| Jul 21, 1:38 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 52 min |
| Jul 21, 1:45 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 15 min |
| Jul 21, 1:51 PM CDT | Severe Thunderstorm Warning | UNR | Todd, Tripp | 54 min |
| Jul 21, 2:00 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 30 min |
| Jul 21, 2:29 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 61 min |
| Jul 21, 2:42 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 63 min |
| Jul 21, 3:28 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 62 min |
| Jul 21, 3:44 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 31 min |
| Jul 21, 4:20 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 40 min |
| Jul 21, 4:25 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 50 min |
| Jul 21, 4:57 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 48 min |
| Jul 21, 5:19 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 56 min |
| Jul 21, 5:27 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 63 min |
| Jul 21, 5:58 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 47 min |
| Jul 21, 6:00 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 45 min |
| Jul 21, 7:09 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 36 min |
| Jul 21, 8:47 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 58 min |
| Jul 24, 12:48 AM CDT | Severe Thunderstorm Warning | UNR | Harding | 57 min |
| Jul 24, 5:34 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 26 min |
| Jul 24, 6:01 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 29 min |
| Jul 24, 9:40 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 35 min |
| Jul 24, 9:51 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 24 min |
| Jul 24, 10:14 AM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld, Kingsbury, Sanborn | 31 min |
| Jul 24, 5:28 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 32 min |
| Jul 24, 6:36 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 24 min |
| Jul 24, 6:41 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 49 min |
| Jul 24, 6:42 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 28 min |
| Jul 24, 6:45 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 60 min |
| Jul 24, 7:10 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 65 min |
| Jul 24, 7:27 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 48 min |
| Jul 24, 7:34 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 26 min |
| Jul 24, 7:50 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 40 min |
| Jul 24, 8:14 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 46 min |
| Jul 24, 8:46 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 59 min |
| Jul 24, 8:58 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 32 min |
| Jul 24, 10:48 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 27 min |
| Jul 25, 6:28 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 47 min |
| Jul 25, 9:41 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 49 min |
| Jul 27, 7:56 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 49 min |
| Jul 27, 8:05 PM CDT | Severe Thunderstorm Warning | UNR | 55 min | |
| Jul 27, 8:18 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 42 min |
| Jul 27, 8:57 PM CDT | Severe Thunderstorm Warning | UNR | 48 min | |
| Jul 27, 9:45 PM CDT | Severe Thunderstorm Warning | UNR | 45 min | |
| Jul 27, 10:44 PM CDT | Severe Thunderstorm Warning | UNR | 46 min | |
| Jul 27, 10:49 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 56 min |
| Jul 27, 11:10 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 35 min |
| Jul 27, 11:34 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 41 min |
| Jul 28, 12:25 AM CDT | Severe Thunderstorm Warning | UNR | Jackson | 20 min |
| Jul 28, 12:25 AM CDT | Severe Thunderstorm Warning | UNR | Meade | 50 min |
| Aug 1, 3:41 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 64 min |
| Aug 1, 4:02 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 58 min |
| Aug 1, 11:02 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 43 min |
| Aug 1, 11:32 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 43 min |
| Aug 1, 11:57 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 48 min |
| Aug 2, 12:10 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 50 min |
| Aug 2, 12:39 AM CDT | Severe Thunderstorm Warning | UNR | Custer | 51 min |
| Aug 2, 12:46 AM CDT | Severe Thunderstorm Warning | UNR | Meade | 44 min |
| Aug 2, 12:58 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 47 min |
| Aug 2, 1:31 AM CDT | Severe Thunderstorm Warning | UNR | 44 min | |
| Aug 2, 1:39 AM CDT | Severe Thunderstorm Warning | UNR | Jackson | 66 min |
| Aug 2, 2:02 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 58 min |
| Aug 2, 3:53 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 52 min |
| Aug 2, 5:47 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 43 min |
| Aug 2, 6:19 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 41 min |
| Aug 4, 7:05 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 40 min |
| Aug 4, 7:22 AM CDT | Severe Thunderstorm Warning | FSD | Miner | 38 min |
| Aug 4, 8:05 AM CDT | Severe Thunderstorm Warning | FSD | Miner | 25 min |
| Aug 4, 8:30 AM CDT | Severe Thunderstorm Warning | FSD | Miner | 30 min |
| Aug 4, 5:44 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 61 min |
| Aug 4, 6:45 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 30 min |
| Aug 4, 7:06 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 39 min |
| Aug 4, 7:16 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 29 min |
| Aug 4, 7:49 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Stanley, Sully | 56 min |
| Aug 4, 8:33 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Walworth | 57 min |
| Aug 4, 8:37 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 53 min |
| Aug 4, 8:48 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 27 min |
| Aug 4, 8:50 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 55 min |
| Aug 4, 9:30 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hughes, Hyde, Lyman | 60 min |
| Aug 4, 9:30 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 60 min |
| Aug 4, 9:33 PM CDT | Severe Thunderstorm Warning | ABR | Potter, Walworth | 42 min |
| Aug 4, 9:43 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 47 min |
| Aug 4, 10:14 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 31 min |
| Aug 4, 10:25 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hyde, Lyman | 65 min |
| Aug 4, 10:25 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 50 min |
| Aug 4, 10:26 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 49 min |
| Aug 4, 11:16 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 44 min |
| Aug 4, 11:16 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 44 min |
| Aug 4, 11:29 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Lyman | 46 min |
| Aug 4, 11:29 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 31 min |
| Aug 4, 11:31 PM CDT | Severe Thunderstorm Warning | UNR | 44 min | |
| Aug 4, 11:42 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 48 min |
| Aug 4, 11:47 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 43 min |
| Aug 4, 11:52 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 53 min |
| Aug 5, 12:00 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 30 min |
| Aug 5, 12:27 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 33 min |
| Aug 5, 12:46 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 29 min |
| Aug 5, 1:07 AM CDT | Severe Thunderstorm Warning | FSD | Jerauld, Sanborn | 38 min |
| Aug 5, 1:45 AM CDT | Severe Thunderstorm Warning | FSD | Davison, Sanborn | 30 min |
| Aug 5, 2:03 AM CDT | Severe Thunderstorm Warning | FSD | Hanson | 27 min |
| Aug 5, 2:16 AM CDT | Severe Thunderstorm Warning | FSD | Davison | 14 min |
| Aug 5, 2:30 AM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson | 30 min |
| Aug 5, 2:38 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 67 min |
| Aug 5, 3:31 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 59 min |
| Aug 5, 4:41 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 34 min |
| Aug 5, 7:19 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Walworth | 56 min |
| Aug 5, 8:11 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson, Potter, Walworth | 34 min |
| Aug 5, 8:43 PM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 47 min |
| Aug 5, 8:51 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 39 min |
| Aug 5, 10:26 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 34 min |
| Aug 5, 10:39 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin | 51 min |
| Aug 5, 10:49 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 41 min |
| Aug 5, 11:08 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 52 min |
| Aug 5, 11:25 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 45 min |
| Aug 5, 11:44 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Miner | 46 min |
| Aug 5, 11:55 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Jerauld | 35 min |
| Aug 6, 12:28 AM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 32 min |
| Aug 6, 12:29 AM CDT | Severe Thunderstorm Warning | FSD | Lake, McCook, Miner | 41 min |
| Aug 6, 12:59 AM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 31 min |
| Aug 6, 1:11 AM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 34 min |
| Aug 6, 1:18 AM CDT | Severe Thunderstorm Warning | FSD | McCook, Turner | 27 min |
| Aug 6, 1:27 AM CDT | Severe Thunderstorm Warning | FSD | Hanson, Hutchinson | 48 min |
| Aug 6, 1:46 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha, Turner | 44 min |
| Aug 6, 2:30 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Union | 45 min |
| Aug 7, 4:54 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 51 min |
| Aug 7, 5:06 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 24 min |
| Aug 7, 5:30 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 30 min |
| Aug 7, 5:42 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 33 min |
| Aug 7, 5:43 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 32 min |
| Aug 7, 5:46 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 14 min |
| Aug 7, 6:01 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 59 min |
| Aug 7, 6:05 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, Turner | 40 min |
| Aug 7, 6:16 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 44 min |
| Aug 7, 6:31 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha, Turner | 29 min |
| Aug 7, 6:32 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 43 min |
| Aug 7, 6:32 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 43 min |
| Aug 7, 6:39 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 51 min |
| Aug 7, 6:48 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 42 min |
| Aug 7, 7:01 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Douglas | 29 min |
| Aug 7, 7:01 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha, Turner | 44 min |
| Aug 7, 7:01 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 44 min |
| Aug 7, 7:12 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 33 min |
| Aug 7, 7:26 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 34 min |
| Aug 7, 7:29 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 31 min |
| Aug 7, 7:41 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 34 min |
| Aug 7, 7:42 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 48 min |
| Aug 7, 7:48 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 42 min |
| Aug 7, 8:42 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 33 min |
| Aug 7, 11:18 PM CDT | Severe Thunderstorm Warning | FSD | Union | 27 min |
| Aug 7, 11:28 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 32 min |
| Aug 7, 11:47 PM CDT | Severe Thunderstorm Warning | FSD | Union | 28 min |
| Aug 10, 1:40 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 65 min |
| Aug 11, 7:14 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 46 min |
| Aug 11, 10:10 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 50 min |
| Aug 11, 11:00 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 60 min |
| Aug 11, 11:17 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 58 min |
| Aug 13, 8:36 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 24 min |
| Aug 13, 9:03 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 42 min |
| Aug 16, 4:38 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 37 min |
| Aug 16, 5:44 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 31 min |
| Aug 16, 6:10 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, McCook, Turner | 35 min |
| Aug 16, 6:18 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 27 min |
| Aug 16, 6:41 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 34 min |
| Aug 16, 6:57 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 48 min |
| Aug 16, 7:00 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 15 min |
| Aug 16, 7:26 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 19 min |
| Aug 16, 7:26 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Union | 34 min |
| Aug 16, 7:43 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 32 min |
| Aug 20, 5:12 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 48 min |
| Aug 20, 5:56 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 34 min |
| Aug 20, 6:23 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 52 min |
| Aug 20, 10:40 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 35 min |
| Aug 22, 6:07 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 23 min |
| Aug 22, 6:32 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 43 min |
| Aug 22, 6:35 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 25 min |
| Aug 22, 7:15 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 45 min |
| Aug 22, 8:41 AM CDT | Severe Thunderstorm Warning | ABR | Sully | 34 min |
| Aug 22, 2:26 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 34 min |
| Aug 23, 3:31 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 44 min |
| Aug 23, 3:58 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 47 min |
| Aug 23, 4:28 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 47 min |
| Aug 23, 5:13 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 47 min |
| Aug 23, 5:56 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 34 min |
| Aug 23, 6:40 PM CDT | Severe Thunderstorm Warning | UNR | 65 min | |
| Aug 23, 7:14 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 46 min |
| Sep 3, 4:43 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 32 min |
| Sep 3, 5:42 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 33 min |
| Sep 3, 5:53 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 37 min |
| Sep 5, 6:12 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 33 min |
| Sep 5, 6:24 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 36 min |
| Sep 5, 6:41 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 49 min |
| Sep 5, 7:02 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 28 min |
| Sep 5, 7:58 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 32 min |
| Sep 5, 8:44 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 46 min |
| Sep 6, 6:36 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 24 min |
| Sep 6, 7:01 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 44 min |
| Sep 6, 7:23 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 37 min |
| Sep 6, 7:24 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 36 min |
| Sep 6, 10:24 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Marshall | 51 min |
| Oct 13, 7:32 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 58 min |
| Oct 13, 8:30 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 45 min |
| Oct 13, 9:41 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 64 min |
| Oct 14, 8:58 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 47 min |
| Oct 31, 7:03 PM CST | Severe Thunderstorm Warning | FSD | Turner | 27 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Meade County36
- Pennington County32
- Custer County24
- Butte County20
- Perkins County19
- Hand County18
- Harding County18
- Edmunds County17
- Todd County17
- Turner County16
- Lawrence County16
- Tripp County15
- Lyman County14
- Beadle County14
- Faulk County13
- Minnehaha County13
- Union County13
- Lincoln County12
- Kingsbury County12
- Hutchinson County12
- Spink County12
- Jackson County12
- Haakon County11
- Mellette County10
- Davison County10
- McCook County10
- Dewey County10
- Clay County9
- Bennett County9
- Hughes County9
- Clark County9
- Miner County9
- Buffalo County9
- Jerauld County9
- Yankton County9
- Bon Homme County9
- Ziebach County9
- Stanley County8
- Aurora County8
- Charles Mix County8
25 more counties
- Walworth County8
- Brown County8
- Brookings County7
- Gregory County7
- Lake County7
- Hyde County7
- Jones County6
- Hamlin County6
- Corson County6
- Fall River County6
- Potter County6
- Codington County5
- Sully County5
- Sanborn County5
- Brule County4
- Deuel County4
- Hanson County4
- Roberts County4
- Douglas County3
- Marshall County3
- McPherson County3
- Day County3
- Moody County2
- Campbell County2
- Grant County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19992001
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.