Alert archive / South Dakota / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in South Dakota, 2001
582 severe thunderstorm warnings in 2001. 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 2001. Tap one for its archive.
- Severe Thunderstorm Warnings
- 582
- Busiest month
- July259 severe thunderstorm warnings
- Busiest day
- June 13, 200168 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 |
|---|---|---|---|---|
| Mar 12, 4:50 PM CST | Severe Thunderstorm Warning | UNR | Meade, Pennington | 40 min |
| Apr 6, 5:50 PM CDT | Severe Thunderstorm Warning | FSD | Union | 15 min |
| Apr 6, 9:17 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury, Miner | 28 min |
| Apr 6, 9:45 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 30 min |
| Apr 6, 10:01 PM CDT | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 59 min |
| Apr 7, 2:11 AM CDT | Severe Thunderstorm Warning | FSD | Union | 34 min |
| Apr 7, 2:22 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 38 min |
| Apr 7, 2:22 AM CDT | Severe Thunderstorm Warning | FSD | Moody | 38 min |
| Apr 11, 11:23 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 37 min |
| Apr 20, 7:59 PM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| Apr 20, 8:28 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Union | 32 min |
| Apr 21, 1:38 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 37 min |
| Apr 22, 4:39 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 36 min |
| Apr 29, 4:31 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 29 min |
| Apr 29, 4:44 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 46 min |
| Apr 29, 7:41 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 34 min |
| Apr 29, 8:26 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Jerauld | 34 min |
| Apr 30, 5:32 PM CDT | Severe Thunderstorm Warning | FSD | Union | 28 min |
| May 1, 3:51 AM CDT | Severe Thunderstorm Warning | UNR | Butte, Harding | 54 min |
| May 1, 4:04 AM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 56 min |
| May 1, 4:22 AM CDT | Severe Thunderstorm Warning | UNR | Meade, Perkins | 68 min |
| May 1, 4:42 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 63 min |
| May 9, 5:12 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 48 min |
| May 9, 6:00 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 60 min |
| May 10, 5:48 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 57 min |
| May 10, 6:37 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 53 min |
| May 18, 7:15 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 45 min |
| May 18, 7:47 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 43 min |
| May 18, 8:31 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 29 min |
| May 31, 2:24 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 21 min |
| May 31, 2:38 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 67 min |
| May 31, 3:24 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 66 min |
| May 31, 4:37 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 23 min |
| May 31, 4:51 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 39 min |
| May 31, 5:16 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 44 min |
| May 31, 6:37 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Marshall | 23 min |
| May 31, 7:27 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 33 min |
| Jun 2, 8:43 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 47 min |
| Jun 3, 12:12 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 48 min |
| Jun 6, 9:29 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 31 min |
| Jun 6, 10:06 AM CDT | Severe Thunderstorm Warning | ABR | Dewey, Walworth | 24 min |
| Jun 6, 11:24 AM CDT | Severe Thunderstorm Warning | ABR | Potter, Walworth | 51 min |
| Jun 6, 12:06 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 54 min |
| Jun 6, 1:48 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 42 min |
| Jun 6, 3:00 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 30 min |
| Jun 6, 3:35 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 25 min |
| Jun 6, 3:39 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 66 min |
| Jun 6, 5:41 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 49 min |
| Jun 6, 6:28 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 62 min |
| Jun 6, 7:28 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Hamlin | 62 min |
| Jun 6, 8:33 PM CDT | Severe Thunderstorm Warning | ABR | Deuel, Hamlin | 42 min |
| Jun 6, 9:11 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 34 min |
| Jun 9, 12:33 AM CDT | Severe Thunderstorm Warning | UNR | Fall River | 42 min |
| Jun 9, 3:58 AM CDT | Severe Thunderstorm Warning | UNR | 62 min | |
| Jun 9, 4:39 AM CDT | Severe Thunderstorm Warning | FSD | Aurora, Jerauld | 21 min |
| Jun 9, 5:30 AM CDT | Severe Thunderstorm Warning | FSD | Aurora | 30 min |
| Jun 9, 10:12 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 48 min |
| Jun 9, 5:25 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 65 min |
| Jun 9, 5:37 PM CDT | Severe Thunderstorm Warning | FSD | Union | 38 min |
| Jun 9, 5:59 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 61 min |
| Jun 9, 6:04 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 56 min |
| Jun 9, 6:50 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 55 min |
| Jun 9, 7:18 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 57 min |
| Jun 9, 7:18 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 57 min |
| Jun 9, 8:02 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 58 min |
| Jun 9, 8:08 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 67 min |
| Jun 9, 8:21 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 39 min |
| Jun 9, 8:50 PM CDT | Severe Thunderstorm Warning | UNR | Todd, Tripp | 55 min |
| Jun 9, 9:07 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 23 min |
| Jun 9, 9:21 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 24 min |
| Jun 9, 9:28 PM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 32 min |
| Jun 9, 9:29 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Lyman, Stanley | 46 min |
| Jun 9, 9:37 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 38 min |
| Jun 9, 9:39 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 66 min |
| Jun 9, 9:44 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 31 min |
| Jun 9, 9:46 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 44 min |
| Jun 9, 9:50 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 40 min |
| Jun 9, 9:57 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 33 min |
| Jun 9, 10:04 PM CDT | Severe Thunderstorm Warning | ABR | Day | 26 min |
| Jun 9, 10:13 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 47 min |
| Jun 9, 10:18 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 27 min |
| Jun 9, 10:18 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 42 min |
| Jun 9, 10:23 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 37 min |
| Jun 9, 10:28 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 47 min |
| Jun 9, 10:29 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, McPherson | 61 min |
| Jun 9, 11:00 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 30 min |
| Jun 9, 11:05 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 40 min |
| Jun 9, 11:10 PM CDT | Severe Thunderstorm Warning | ABR | Codington, Day, Grant | 50 min |
| Jun 9, 11:10 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 50 min |
| Jun 9, 11:14 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 31 min |
| Jun 9, 11:18 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 27 min |
| Jun 9, 11:21 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 39 min |
| Jun 9, 11:26 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Douglas | 34 min |
| Jun 9, 11:26 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 34 min |
| Jun 9, 11:37 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury, Miner | 23 min |
| Jun 9, 11:45 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook | 30 min |
| Jun 9, 11:56 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington | 34 min |
| Jun 9, 11:56 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 34 min |
| Jun 10, 12:00 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 30 min |
| Jun 10, 12:03 AM CDT | Severe Thunderstorm Warning | ABR | Deuel, Hamlin | 42 min |
| Jun 10, 12:23 AM CDT | Severe Thunderstorm Warning | FSD | Moody | 22 min |
| Jun 10, 12:27 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha, Turner | 48 min |
| Jun 10, 12:38 AM CDT | Severe Thunderstorm Warning | FSD | Moody | 37 min |
| Jun 10, 12:42 AM CDT | Severe Thunderstorm Warning | ABR | Deuel | 18 min |
| Jun 10, 1:33 AM CDT | Severe Thunderstorm Warning | FSD | Union | 27 min |
| Jun 12, 11:16 AM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 59 min |
| Jun 12, 12:36 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 39 min |
| Jun 12, 5:21 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 54 min |
| Jun 12, 5:22 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 23 min |
| Jun 12, 5:58 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Turner | 47 min |
| Jun 12, 6:20 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 40 min |
| Jun 12, 6:45 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 60 min |
| Jun 12, 6:48 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 27 min |
| Jun 12, 7:01 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 29 min |
| Jun 12, 7:13 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 32 min |
| Jun 12, 7:14 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 31 min |
| Jun 12, 7:22 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 23 min |
| Jun 12, 7:26 PM CDT | Severe Thunderstorm Warning | UNR | 64 min | |
| Jun 12, 7:33 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 27 min |
| Jun 12, 7:50 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 25 min |
| Jun 12, 7:58 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 47 min |
| Jun 12, 8:06 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 24 min |
| Jun 12, 8:40 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury, Miner | 50 min |
| Jun 12, 8:46 PM CDT | Severe Thunderstorm Warning | UNR | 59 min | |
| Jun 12, 9:11 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 34 min |
| Jun 12, 9:32 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 43 min |
| Jun 12, 9:37 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 38 min |
| Jun 12, 9:37 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 38 min |
| Jun 12, 9:57 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 33 min |
| Jun 12, 10:10 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 35 min |
| Jun 12, 10:11 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 34 min |
| Jun 12, 10:15 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 30 min |
| Jun 12, 10:21 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 39 min |
| Jun 12, 10:25 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 50 min |
| Jun 12, 10:27 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 48 min |
| Jun 12, 10:40 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 35 min |
| Jun 12, 10:46 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 29 min |
| Jun 12, 11:10 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 35 min |
| Jun 12, 11:14 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 16 min |
| Jun 12, 11:25 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 65 min |
| Jun 12, 11:33 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 57 min |
| Jun 12, 11:37 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 53 min |
| Jun 12, 11:47 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 28 min |
| Jun 13, 12:09 AM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 36 min |
| Jun 13, 12:10 AM CDT | Severe Thunderstorm Warning | FSD | Moody | 35 min |
| Jun 13, 12:24 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 51 min |
| Jun 13, 12:28 AM CDT | Severe Thunderstorm Warning | UNR | Todd | 62 min |
| Jun 13, 12:42 AM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 33 min |
| Jun 13, 12:48 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 42 min |
| Jun 13, 1:12 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 63 min |
| Jun 13, 1:14 AM CDT | Severe Thunderstorm Warning | FSD | Brule | 46 min |
| Jun 13, 1:31 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 44 min |
| Jun 13, 1:58 AM CDT | Severe Thunderstorm Warning | FSD | Brule | 32 min |
| Jun 13, 2:10 AM CDT | Severe Thunderstorm Warning | FSD | Gregory | 30 min |
| Jun 13, 2:17 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 28 min |
| Jun 13, 2:38 AM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 37 min |
| Jun 13, 2:40 AM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 35 min |
| Jun 13, 2:51 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 24 min |
| Jun 13, 5:50 AM CDT | Severe Thunderstorm Warning | FSD | Hanson, Miner, Sanborn | 40 min |
| Jun 13, 5:50 AM CDT | Severe Thunderstorm Warning | FSD | Davison | 40 min |
| Jun 13, 6:31 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 44 min |
| Jun 13, 7:16 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Lake, Moody | 29 min |
| Jun 13, 7:20 AM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 25 min |
| Jun 13, 7:43 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 32 min |
| Jun 13, 3:05 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 25 min |
| Jun 13, 3:51 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 24 min |
| Jun 13, 4:09 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 36 min |
| Jun 13, 4:27 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 33 min |
| Jun 13, 4:32 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 43 min |
| Jun 13, 4:43 PM CDT | Severe Thunderstorm Warning | ABR | Deuel, Grant | 47 min |
| Jun 13, 5:15 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 45 min |
| Jun 13, 5:30 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 30 min |
| Jun 13, 5:49 PM CDT | Severe Thunderstorm Warning | ABR | Day | 56 min |
| Jun 13, 5:51 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 24 min |
| Jun 13, 6:11 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Lincoln, Union | 49 min |
| Jun 13, 6:13 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 32 min |
| Jun 13, 6:19 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 41 min |
| Jun 13, 6:34 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Marshall | 41 min |
| Jun 13, 6:41 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 34 min |
| Jun 13, 6:46 PM CDT | Severe Thunderstorm Warning | ABR | Day | 14 min |
| Jun 13, 6:59 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Union | 31 min |
| Jun 13, 7:10 PM CDT | Severe Thunderstorm Warning | FSD | Union | 35 min |
| Jun 13, 7:29 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 46 min |
| Jun 13, 7:43 PM CDT | Severe Thunderstorm Warning | FSD | Union | 32 min |
| Jun 13, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 28 min |
| Jun 13, 9:12 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 33 min |
| Jun 13, 9:20 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 25 min |
| Jun 13, 9:29 PM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| Jun 14, 12:40 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 50 min |
| Jun 14, 5:50 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 25 min |
| Jun 14, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 30 min |
| Jun 15, 4:22 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury | 23 min |
| Jun 15, 5:30 PM CDT | Severe Thunderstorm Warning | FSD | Miner, Sanborn | 30 min |
| Jun 15, 6:25 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 35 min |
| Jun 17, 8:03 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 42 min |
| Jun 17, 9:25 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 35 min |
| Jun 17, 1:37 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 38 min |
| Jun 17, 2:07 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 38 min |
| Jun 17, 2:44 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 46 min |
| Jun 17, 11:39 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 51 min |
| Jun 18, 12:26 AM CDT | Severe Thunderstorm Warning | UNR | Mellette | 49 min |
| Jun 18, 12:35 AM CDT | Severe Thunderstorm Warning | ABR | Jones | 55 min |
| Jun 18, 1:16 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 59 min |
| Jun 18, 2:38 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand | 37 min |
| Jun 18, 2:39 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 36 min |
| Jun 18, 3:09 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 51 min |
| Jun 18, 4:10 AM CDT | Severe Thunderstorm Warning | UNR | Harding | 65 min |
| Jun 18, 4:29 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 31 min |
| Jun 18, 4:38 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 22 min |
| Jun 18, 4:51 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 39 min |
| Jun 18, 4:59 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 46 min |
| Jun 18, 5:11 AM CDT | Severe Thunderstorm Warning | UNR | Harding | 49 min |
| Jun 18, 5:24 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 66 min |
| Jun 18, 5:45 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 45 min |
| Jun 18, 6:10 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 65 min |
| Jun 18, 6:27 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 48 min |
| Jun 18, 4:46 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 29 min |
| Jun 20, 5:30 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 30 min |
| Jun 20, 5:58 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 47 min |
| Jun 23, 5:47 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 43 min |
| Jun 23, 6:13 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 62 min |
| Jun 23, 7:29 PM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 31 min |
| Jun 23, 8:43 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 47 min |
| Jun 25, 1:55 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 50 min |
| Jun 26, 1:03 PM CDT | Severe Thunderstorm Warning | ABR | Potter, Walworth | 27 min |
| Jun 26, 1:27 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Walworth | 48 min |
| Jun 29, 4:38 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 67 min |
| Jun 29, 2:35 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 40 min |
| Jun 29, 4:04 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 26 min |
| Jun 29, 4:47 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 28 min |
| Jun 29, 4:58 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 62 min |
| Jun 29, 5:40 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 50 min |
| Jun 29, 5:59 PM CDT | Severe Thunderstorm Warning | UNR | Mellette, Todd | 61 min |
| Jun 29, 6:51 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 39 min |
| Jun 29, 6:53 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 67 min |
| Jun 29, 7:00 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 45 min |
| Jun 29, 7:13 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 47 min |
| Jun 29, 7:26 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 49 min |
| Jun 29, 7:33 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 42 min |
| Jun 29, 8:05 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 25 min |
| Jun 29, 8:28 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 32 min |
| Jun 30, 3:27 AM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 58 min |
| Jun 30, 4:30 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 60 min |
| Jun 30, 5:29 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 61 min |
| Jun 30, 6:28 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 62 min |
| Jun 30, 7:09 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 66 min |
| Jun 30, 8:00 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 60 min |
| Jun 30, 8:23 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 37 min |
| Jul 1, 9:56 AM CDT | Severe Thunderstorm Warning | UNR | Harding | 64 min |
| Jul 1, 10:22 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 38 min |
| Jul 1, 10:47 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 43 min |
| Jul 1, 10:59 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 46 min |
| Jul 1, 11:31 AM CDT | Severe Thunderstorm Warning | UNR | Mellette | 44 min |
| Jul 1, 11:57 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 63 min |
| Jul 1, 12:26 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 64 min |
| Jul 1, 12:44 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 46 min |
| Jul 2, 5:35 AM CDT | Severe Thunderstorm Warning | FSD | Yankton | 10 min |
| Jul 2, 9:31 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 29 min |
| Jul 2, 9:52 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 38 min |
| Jul 2, 10:49 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 56 min |
| Jul 3, 2:52 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 23 min |
| Jul 3, 3:17 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 43 min |
| Jul 3, 3:59 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 61 min |
| Jul 3, 4:34 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 41 min |
| Jul 3, 5:20 PM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 40 min |
| Jul 3, 6:00 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 45 min |
| Jul 3, 6:01 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 14 min |
| Jul 3, 6:16 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 44 min |
| Jul 3, 6:49 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Stanley | 26 min |
| Jul 3, 7:00 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 60 min |
| Jul 3, 7:05 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 25 min |
| Jul 3, 7:50 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 55 min |
| Jul 3, 7:53 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 37 min |
| Jul 3, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 59 min |
| Jul 4, 9:14 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 31 min |
| Jul 4, 11:52 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 38 min |
| Jul 5, 12:37 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 23 min |
| Jul 5, 1:42 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 48 min |
| Jul 6, 6:35 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 25 min |
| Jul 6, 9:12 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 48 min |
| Jul 6, 9:45 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 45 min |
| Jul 7, 3:55 AM CDT | Severe Thunderstorm Warning | UNR | Todd | 50 min |
| Jul 7, 8:09 AM CDT | Severe Thunderstorm Warning | FSD | Union | 41 min |
| Jul 7, 2:59 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 46 min |
| Jul 7, 3:45 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 45 min |
| Jul 7, 4:12 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 48 min |
| Jul 7, 4:20 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Meade | 55 min |
| Jul 7, 5:09 PM CDT | Severe Thunderstorm Warning | UNR | 66 min | |
| Jul 7, 7:34 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 56 min |
| Jul 7, 8:30 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 45 min |
| Jul 7, 9:39 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 66 min |
| Jul 8, 3:44 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 46 min |
| Jul 8, 4:01 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 59 min |
| Jul 8, 4:31 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 29 min |
| Jul 8, 5:13 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 47 min |
| Jul 8, 6:00 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 60 min |
| Jul 8, 6:35 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 55 min |
| Jul 8, 7:20 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 40 min |
| Jul 8, 7:50 PM CDT | Severe Thunderstorm Warning | UNR | 55 min | |
| Jul 8, 8:00 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 30 min |
| Jul 8, 8:06 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 54 min |
| Jul 8, 9:47 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 43 min |
| Jul 8, 10:17 PM CDT | Severe Thunderstorm Warning | UNR | 58 min | |
| Jul 9, 1:08 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 67 min |
| Jul 9, 3:54 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 51 min |
| Jul 9, 9:04 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 56 min |
| Jul 9, 9:09 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 66 min |
| Jul 9, 10:29 PM CDT | Severe Thunderstorm Warning | UNR | 46 min | |
| Jul 11, 5:47 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Harding | 58 min |
| Jul 13, 2:48 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 42 min |
| Jul 13, 3:32 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 58 min |
| Jul 13, 4:18 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 57 min |
| Jul 14, 2:02 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 58 min |
| Jul 14, 2:27 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 63 min |
| Jul 14, 2:36 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 39 min |
| Jul 14, 2:56 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 64 min |
| Jul 14, 3:13 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 62 min |
| Jul 14, 3:23 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 67 min |
| Jul 14, 3:34 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 56 min |
| Jul 14, 5:47 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, McPherson | 43 min |
| Jul 14, 5:59 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Walworth | 46 min |
| Jul 14, 6:04 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 26 min |
| Jul 14, 6:10 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Potter, Sully | 50 min |
| Jul 14, 6:10 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 50 min |
| Jul 14, 6:28 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 47 min |
| Jul 14, 6:31 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 29 min |
| Jul 14, 6:55 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 35 min |
| Jul 14, 7:30 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Faulk, Spink | 45 min |
| Jul 15, 1:23 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 52 min |
| Jul 15, 1:36 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 54 min |
| Jul 15, 2:10 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 50 min |
| Jul 15, 2:25 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 50 min |
| Jul 15, 3:12 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 63 min |
| Jul 15, 6:57 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 63 min |
| Jul 15, 7:27 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 48 min |
| Jul 15, 10:43 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 32 min |
| Jul 16, 1:10 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 50 min |
| Jul 16, 2:38 AM CDT | Severe Thunderstorm Warning | ABR | Campbell | 37 min |
| Jul 16, 3:08 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 67 min |
| Jul 18, 5:28 AM CDT | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 32 min |
| Jul 18, 6:01 AM CDT | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 44 min |
| Jul 18, 7:56 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Walworth | 64 min |
| Jul 18, 8:59 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 31 min |
| Jul 18, 9:27 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 63 min |
| Jul 18, 9:58 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 47 min |
| Jul 18, 10:25 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 50 min |
| Jul 18, 10:29 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 31 min |
| Jul 18, 10:34 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 56 min |
| Jul 18, 10:45 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 45 min |
| Jul 18, 11:25 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 65 min |
| Jul 18, 11:54 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 51 min |
| Jul 19, 12:43 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 62 min |
| Jul 19, 1:34 AM CDT | Severe Thunderstorm Warning | ABR | Campbell | 41 min |
| Jul 19, 1:43 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 17 min |
| Jul 19, 2:14 AM CDT | Severe Thunderstorm Warning | ABR | Campbell | 31 min |
| Jul 19, 3:31 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 44 min |
| Jul 19, 3:57 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Faulk, Spink | 48 min |
| Jul 19, 4:50 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 40 min |
| Jul 19, 5:20 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 25 min |
| Jul 19, 5:33 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 27 min |
| Jul 19, 6:15 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 30 min |
| Jul 19, 3:27 PM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 48 min |
| Jul 19, 4:43 PM CDT | Severe Thunderstorm Warning | UNR | 32 min | |
| Jul 19, 5:11 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson | 49 min |
| Jul 19, 5:16 PM CDT | Severe Thunderstorm Warning | UNR | 44 min | |
| Jul 19, 5:55 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 50 min |
| Jul 19, 6:13 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 47 min |
| Jul 19, 6:17 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Walworth | 43 min |
| Jul 19, 6:27 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 48 min |
| Jul 19, 6:41 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 64 min |
| Jul 19, 7:06 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 34 min |
| Jul 19, 7:13 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 62 min |
| Jul 19, 7:31 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 59 min |
| Jul 19, 7:49 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 41 min |
| Jul 19, 8:12 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 48 min |
| Jul 19, 8:17 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 58 min |
| Jul 19, 8:21 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 54 min |
| Jul 19, 8:42 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 33 min |
| Jul 19, 9:06 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 34 min |
| Jul 19, 9:15 PM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 45 min |
| Jul 19, 9:16 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 59 min |
| Jul 19, 9:49 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 56 min |
| Jul 19, 11:32 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 28 min |
| Jul 20, 12:13 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 62 min |
| Jul 20, 2:52 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 23 min |
| Jul 20, 3:55 AM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Walworth | 50 min |
| Jul 20, 4:20 AM CDT | Severe Thunderstorm Warning | ABR | Marshall, Roberts | 55 min |
| Jul 20, 4:40 AM CDT | Severe Thunderstorm Warning | ABR | Campbell, Walworth | 50 min |
| Jul 20, 4:57 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 48 min |
| Jul 20, 5:07 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 38 min |
| Jul 20, 5:39 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 51 min |
| Jul 20, 5:45 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 45 min |
| Jul 20, 6:22 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 38 min |
| Jul 20, 6:59 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 46 min |
| Jul 20, 7:03 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 27 min |
| Jul 20, 7:34 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 11 min |
| Jul 20, 7:37 AM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall | 38 min |
| Jul 20, 7:45 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 30 min |
| Jul 20, 7:55 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 35 min |
| Jul 20, 8:03 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 27 min |
| Jul 20, 8:33 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 27 min |
| Jul 20, 9:36 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington | 39 min |
| Jul 20, 8:30 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 45 min |
| Jul 21, 8:35 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 25 min |
| Jul 21, 10:30 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 30 min |
| Jul 21, 5:22 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 38 min |
| Jul 21, 6:37 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 38 min |
| Jul 21, 7:13 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 47 min |
| Jul 21, 7:54 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 51 min |
| Jul 21, 8:08 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 67 min |
| Jul 21, 8:20 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 25 min |
| Jul 21, 10:20 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 25 min |
| Jul 21, 11:00 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hyde | 45 min |
| Jul 21, 11:15 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 30 min |
| Jul 21, 11:50 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 25 min |
| Jul 22, 1:31 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson, Yankton | 29 min |
| Jul 22, 1:38 AM CDT | Severe Thunderstorm Warning | FSD | Hanson | 37 min |
| Jul 22, 2:08 AM CDT | Severe Thunderstorm Warning | FSD | Yankton | 37 min |
| Jul 22, 2:25 AM CDT | Severe Thunderstorm Warning | ABR | Clark | 35 min |
| Jul 22, 2:31 AM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 44 min |
| Jul 22, 7:36 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 24 min |
| Jul 22, 7:42 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Harding | 63 min |
| Jul 22, 8:00 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 45 min |
| Jul 22, 8:40 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 50 min |
| Jul 22, 9:05 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 55 min |
| Jul 22, 10:31 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 44 min |
| Jul 22, 10:41 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 49 min |
| Jul 22, 11:30 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 45 min |
| Jul 22, 11:32 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 43 min |
| Jul 23, 12:00 AM CDT | Severe Thunderstorm Warning | UNR | Meade | 45 min |
| Jul 23, 12:31 AM CDT | Severe Thunderstorm Warning | ABR | Jones, Stanley | 29 min |
| Jul 23, 12:41 AM CDT | Severe Thunderstorm Warning | ABR | Day, Roberts | 64 min |
| Jul 23, 1:09 AM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 51 min |
| Jul 23, 6:35 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 55 min |
| Jul 23, 7:07 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 53 min |
| Jul 24, 12:05 AM CDT | Severe Thunderstorm Warning | UNR | Butte, Meade | 40 min |
| Jul 24, 12:41 AM CDT | Severe Thunderstorm Warning | UNR | Meade | 49 min |
| Jul 24, 1:52 AM CDT | Severe Thunderstorm Warning | UNR | Haakon, Ziebach | 38 min |
| Jul 24, 2:27 AM CDT | Severe Thunderstorm Warning | UNR | Haakon, Pennington | 63 min |
| Jul 24, 3:14 AM CDT | Severe Thunderstorm Warning | UNR | Haakon | 61 min |
| Jul 24, 3:30 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley, Sully | 30 min |
| Jul 25, 8:42 AM CDT | Severe Thunderstorm Warning | UNR | Perkins, Ziebach | 48 min |
| Jul 25, 9:32 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 43 min |
| Jul 25, 4:03 PM CDT | Severe Thunderstorm Warning | UNR | Jackson, Pennington | 42 min |
| Jul 25, 4:37 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 53 min |
| Jul 25, 4:44 PM CDT | Severe Thunderstorm Warning | UNR | Jackson, Pennington | 61 min |
| Jul 25, 5:34 PM CDT | Severe Thunderstorm Warning | UNR | 56 min | |
| Jul 25, 6:15 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 30 min |
| Jul 25, 6:17 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 58 min |
| Jul 25, 6:26 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 64 min |
| Jul 25, 6:30 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 30 min |
| Jul 25, 6:47 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 28 min |
| Jul 25, 7:17 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 43 min |
| Jul 26, 5:00 AM CDT | Severe Thunderstorm Warning | UNR | Meade | 30 min |
| Jul 26, 5:30 AM CDT | Severe Thunderstorm Warning | UNR | Meade, Ziebach | 60 min |
| Jul 26, 8:40 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 65 min |
| Jul 26, 6:05 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 25 min |
| Jul 26, 6:12 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 63 min |
| Jul 26, 7:14 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 46 min |
| Jul 26, 7:27 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 63 min |
| Jul 27, 5:12 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 48 min |
| Jul 28, 3:54 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 51 min |
| Jul 28, 4:42 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 48 min |
| Jul 28, 5:14 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Ziebach | 46 min |
| Jul 28, 5:17 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 58 min |
| Jul 28, 5:45 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 45 min |
| Jul 28, 5:57 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 48 min |
| Jul 28, 6:13 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 62 min |
| Jul 28, 6:23 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 52 min |
| Jul 28, 6:33 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 42 min |
| Jul 28, 7:27 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 63 min |
| Jul 28, 7:29 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 31 min |
| Jul 28, 7:49 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 56 min |
| Jul 28, 7:59 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Jones, Lyman, Stanley | 61 min |
| Jul 28, 8:38 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 67 min |
| Jul 28, 8:43 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 47 min |
| Jul 28, 8:52 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 53 min |
| Jul 28, 9:36 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 39 min |
| Jul 28, 9:38 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 37 min |
| Jul 28, 9:40 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 50 min |
| Jul 28, 9:49 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 26 min |
| Jul 30, 6:09 AM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 36 min |
| Jul 30, 12:28 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 32 min |
| Jul 30, 12:53 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 37 min |
| Jul 30, 12:58 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 32 min |
| Jul 30, 5:57 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 63 min |
| Jul 30, 6:58 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 47 min |
| Jul 30, 7:33 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 57 min |
| Jul 30, 7:38 PM CDT | Severe Thunderstorm Warning | UNR | 67 min | |
| Jul 30, 7:57 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 48 min |
| Jul 30, 8:23 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 52 min |
| Jul 30, 8:34 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 41 min |
| Jul 30, 9:15 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 45 min |
| Jul 30, 9:18 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 57 min |
| Jul 30, 9:40 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 65 min |
| Jul 30, 10:00 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 60 min |
| Jul 30, 10:08 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 67 min |
| Jul 30, 10:08 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 67 min |
| Jul 30, 10:21 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 39 min |
| Jul 30, 11:02 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 58 min |
| Jul 30, 11:15 PM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey, Walworth | 60 min |
| Jul 30, 11:15 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 60 min |
| Jul 31, 12:17 AM CDT | Severe Thunderstorm Warning | ABR | Campbell | 13 min |
| Jul 31, 6:52 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 23 min |
| Jul 31, 8:54 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 36 min |
| Jul 31, 9:29 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 31 min |
| Jul 31, 9:38 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 22 min |
| Jul 31, 9:58 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 32 min |
| Aug 2, 7:29 AM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| Aug 3, 3:24 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 66 min |
| Aug 8, 5:37 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 23 min |
| Aug 8, 6:00 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 45 min |
| Aug 8, 6:20 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Meade | 55 min |
| Aug 8, 6:44 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 61 min |
| Aug 12, 5:16 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 44 min |
| Aug 12, 6:08 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 67 min |
| Aug 13, 8:24 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 51 min |
| Aug 14, 12:52 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 38 min |
| Aug 14, 1:42 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 48 min |
| Aug 14, 1:52 AM CDT | Severe Thunderstorm Warning | UNR | Fall River | 53 min |
| Aug 14, 3:38 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 67 min |
| Aug 14, 5:19 AM CDT | Severe Thunderstorm Warning | FSD | Beadle | 26 min |
| Aug 14, 5:03 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 42 min |
| Aug 14, 5:15 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 45 min |
| Aug 14, 5:43 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 62 min |
| Aug 15, 4:50 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 40 min |
| Aug 17, 4:43 PM CDT | Severe Thunderstorm Warning | FSD | Union | 32 min |
| Aug 17, 5:12 PM CDT | Severe Thunderstorm Warning | FSD | Union | 33 min |
| Aug 20, 5:46 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Meade | 44 min |
| Aug 20, 6:31 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Meade | 59 min |
| Aug 22, 3:57 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 33 min |
| Aug 22, 4:31 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 59 min |
| Aug 22, 4:37 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 53 min |
| Aug 22, 5:33 PM CDT | Severe Thunderstorm Warning | UNR | 57 min | |
| Aug 23, 3:01 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 29 min |
| Aug 23, 4:39 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 51 min |
| Aug 25, 3:31 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 59 min |
| Aug 25, 3:52 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 38 min |
| Aug 25, 4:40 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 65 min |
| Aug 25, 7:56 PM CDT | Severe Thunderstorm Warning | UNR | 49 min | |
| Aug 25, 8:38 PM CDT | Severe Thunderstorm Warning | UNR | 37 min | |
| Aug 28, 4:05 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 25 min |
| Aug 28, 4:31 AM CDT | Severe Thunderstorm Warning | UNR | Haakon | 59 min |
| Aug 28, 3:08 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 52 min |
| Aug 28, 6:25 PM CDT | Severe Thunderstorm Warning | UNR | 35 min | |
| Aug 28, 6:39 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 51 min |
| Aug 29, 4:57 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 33 min |
| Aug 29, 5:02 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 28 min |
| Aug 29, 5:15 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 45 min |
| Aug 29, 5:28 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 32 min |
| Aug 29, 5:31 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 44 min |
| Aug 29, 5:58 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 32 min |
| Aug 29, 5:59 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 31 min |
| Aug 29, 6:01 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 29 min |
| Aug 29, 6:05 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 40 min |
| Aug 29, 6:17 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 43 min |
| Aug 29, 6:28 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 32 min |
| Aug 29, 6:40 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 35 min |
| Aug 29, 6:46 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 44 min |
| Aug 29, 6:58 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 32 min |
| Aug 29, 6:59 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 46 min |
| Aug 29, 7:08 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 37 min |
| Aug 29, 7:29 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 31 min |
| Aug 29, 7:59 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 31 min |
| Aug 29, 8:45 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 15 min |
| Aug 29, 9:04 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 26 min |
| Aug 29, 10:42 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 18 min |
| Sep 6, 11:25 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 35 min |
| Sep 7, 1:54 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 36 min |
| Sep 7, 2:15 AM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 30 min |
| Sep 7, 3:24 AM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook, Miner | 36 min |
| Sep 13, 4:28 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 47 min |
| Sep 22, 5:37 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 38 min |
| Sep 22, 6:17 PM CDT | Severe Thunderstorm Warning | ABR | Deuel, Grant | 28 min |
| Oct 9, 7:38 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 22 min |
| Oct 9, 7:55 PM CDT | Severe Thunderstorm Warning | FSD | Douglas | 35 min |
| Oct 9, 8:00 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 15 min |
| Oct 9, 8:12 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, McCook | 33 min |
| Oct 9, 8:20 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 25 min |
| Oct 9, 9:13 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 32 min |
| Oct 9, 9:20 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 25 min |
| Oct 9, 9:39 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 36 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pennington County42
- Meade County25
- Corson County24
- Dewey County21
- Lawrence County19
- Custer County19
- Fall River County19
- Haakon County18
- Union County16
- Perkins County16
- Edmunds County16
- Brookings County16
- Minnehaha County15
- Moody County15
- Harding County15
- Jackson County15
- Beadle County15
- Charles Mix County14
- Butte County14
- Spink County14
- Ziebach County14
- Miner County13
- Kingsbury County12
- Walworth County12
- Lake County12
- Stanley County12
- Todd County11
- Campbell County11
- Faulk County11
- Bon Homme County11
- Codington County10
- Hamlin County10
- Mellette County10
- Clark County10
- Brown County10
- Gregory County9
- Jones County9
- McPherson County9
- Tripp County9
- Bennett County9
25 more counties
- Lincoln County8
- Hughes County8
- Yankton County8
- Deuel County8
- Buffalo County8
- Hand County8
- Grant County7
- McCook County7
- Clay County6
- Jerauld County6
- Potter County6
- Brule County6
- Day County6
- Hutchinson County6
- Lyman County5
- Roberts County5
- Marshall County4
- Hyde County4
- Sanborn County4
- Hanson County4
- Aurora County3
- Davison County2
- Douglas County2
- Turner County2
- Sully County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20002002
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.