Alert archive / South Dakota / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in South Dakota, 2002
572 severe thunderstorm warnings in 2002. 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 2002. Tap one for its archive.
- Severe Thunderstorm Warnings
- 572
- Busiest month
- August232 severe thunderstorm warnings
- Busiest day
- June 25, 200241 severe thunderstorm warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 5:02 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Turner | 28 min |
| Apr 13, 5:30 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 15 min |
| Apr 13, 6:23 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 22 min |
| Apr 13, 6:26 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 34 min |
| Apr 13, 6:31 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 44 min |
| Apr 13, 6:43 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 32 min |
| Apr 13, 7:14 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 16 min |
| Apr 13, 7:23 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 22 min |
| Apr 16, 5:23 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Minnehaha, Moody, Turner | 22 min |
| Apr 16, 5:45 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 45 min |
| Apr 16, 5:46 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 29 min |
| Apr 16, 5:52 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 23 min |
| Apr 16, 5:54 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Union | 36 min |
| Apr 16, 5:56 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 34 min |
| Apr 16, 6:10 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 35 min |
| Apr 16, 6:27 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 33 min |
| Apr 16, 6:28 PM CDT | Severe Thunderstorm Warning | FSD | Union | 47 min |
| Apr 16, 6:41 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 34 min |
| Apr 16, 7:01 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 14 min |
| Apr 18, 12:08 AM CDT | Severe Thunderstorm Warning | UNR | Haakon, Ziebach | 32 min |
| Apr 18, 2:09 AM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 21 min |
| May 5, 5:29 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 31 min |
| May 5, 5:37 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 38 min |
| May 5, 5:40 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 35 min |
| May 5, 6:02 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 43 min |
| May 5, 6:24 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 36 min |
| May 5, 6:45 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 30 min |
| May 5, 7:05 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Moody | 25 min |
| May 7, 3:23 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 37 min |
| May 7, 3:33 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 27 min |
| May 7, 3:53 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 37 min |
| May 7, 4:23 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 52 min |
| May 7, 4:29 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 46 min |
| May 7, 4:53 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 37 min |
| May 7, 4:58 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 32 min |
| May 7, 5:41 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 34 min |
| May 7, 6:10 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 35 min |
| May 7, 6:31 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 29 min |
| May 7, 6:39 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 21 min |
| May 7, 6:52 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 38 min |
| May 7, 7:13 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 32 min |
| May 7, 7:34 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Turner | 56 min |
| May 8, 12:17 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 43 min |
| May 26, 4:15 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 30 min |
| May 26, 4:24 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 36 min |
| May 26, 4:56 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 34 min |
| May 26, 5:09 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 51 min |
| May 26, 5:54 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 51 min |
| May 27, 5:29 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 46 min |
| May 27, 6:12 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 48 min |
| May 27, 10:56 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 49 min |
| Jun 1, 8:59 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 46 min |
| Jun 1, 10:39 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 51 min |
| Jun 1, 11:27 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 63 min |
| Jun 2, 6:36 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 54 min |
| Jun 2, 9:02 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 58 min |
| Jun 2, 10:00 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 45 min |
| Jun 2, 11:03 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 27 min |
| Jun 2, 11:05 PM CDT | Severe Thunderstorm Warning | UNR | 40 min | |
| Jun 2, 11:09 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 36 min |
| Jun 2, 11:42 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 33 min |
| Jun 6, 6:14 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Marshall | 46 min |
| Jun 6, 7:01 PM CDT | Severe Thunderstorm Warning | ABR | Marshall, Roberts | 29 min |
| Jun 6, 7:32 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 28 min |
| Jun 6, 8:05 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 40 min |
| Jun 6, 8:24 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 51 min |
| Jun 6, 8:27 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 33 min |
| Jun 7, 4:02 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 28 min |
| Jun 7, 4:11 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 49 min |
| Jun 7, 5:00 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 30 min |
| Jun 7, 5:21 PM CDT | Severe Thunderstorm Warning | FSD | Union | 39 min |
| Jun 7, 6:01 PM CDT | Severe Thunderstorm Warning | FSD | Union | 19 min |
| Jun 7, 6:35 PM CDT | Severe Thunderstorm Warning | FSD | Union | 25 min |
| Jun 8, 1:25 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson | 35 min |
| Jun 8, 8:58 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 62 min |
| Jun 8, 9:12 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 48 min |
| Jun 8, 9:57 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 48 min |
| Jun 8, 10:56 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 64 min |
| Jun 8, 11:59 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 31 min |
| Jun 9, 12:14 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 46 min |
| Jun 16, 3:31 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 44 min |
| Jun 17, 4:33 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 42 min |
| Jun 17, 5:05 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 25 min |
| Jun 19, 8:38 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 22 min |
| Jun 19, 8:48 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 27 min |
| Jun 21, 12:33 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Lyman | 27 min |
| Jun 21, 1:28 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 47 min |
| Jun 21, 1:57 AM CDT | Severe Thunderstorm Warning | ABR | Hand | 48 min |
| Jun 21, 2:13 AM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 32 min |
| Jun 21, 2:20 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde | 40 min |
| Jun 21, 2:59 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde | 46 min |
| Jun 21, 3:17 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 43 min |
| Jun 21, 6:35 AM CDT | Severe Thunderstorm Warning | FSD | McCook | 25 min |
| Jun 21, 7:01 AM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 44 min |
| Jun 21, 8:40 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 35 min |
| Jun 22, 4:47 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand | 43 min |
| Jun 22, 6:04 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 56 min |
| Jun 22, 6:31 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 44 min |
| Jun 22, 7:08 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 52 min |
| Jun 22, 7:12 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 33 min |
| Jun 22, 7:21 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 54 min |
| Jun 22, 7:41 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 64 min |
| Jun 22, 8:06 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 54 min |
| Jun 22, 8:20 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 55 min |
| Jun 22, 8:24 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand | 66 min |
| Jun 22, 8:57 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 63 min |
| Jun 22, 9:10 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 35 min |
| Jun 22, 9:30 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 60 min |
| Jun 22, 9:55 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 50 min |
| Jun 22, 9:57 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 63 min |
| Jun 22, 10:07 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 38 min |
| Jun 22, 10:29 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 31 min |
| Jun 22, 10:33 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 27 min |
| Jun 22, 10:43 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 32 min |
| Jun 23, 12:14 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 61 min |
| Jun 23, 12:19 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 56 min |
| Jun 23, 12:41 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 64 min |
| Jun 23, 1:45 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 30 min |
| Jun 23, 2:11 AM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Walworth | 49 min |
| Jun 23, 2:57 AM CDT | Severe Thunderstorm Warning | ABR | Campbell, Walworth | 33 min |
| Jun 23, 5:55 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 50 min |
| Jun 23, 7:19 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 41 min |
| Jun 23, 7:22 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Potter, Sully | 53 min |
| Jun 23, 7:24 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 51 min |
| Jun 23, 7:51 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 39 min |
| Jun 23, 8:10 PM CDT | Severe Thunderstorm Warning | ABR | Potter, Sully | 65 min |
| Jun 23, 8:27 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Stanley | 63 min |
| Jun 23, 9:09 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Sully | 51 min |
| Jun 23, 9:48 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde | 27 min |
| Jun 23, 10:09 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 66 min |
| Jun 23, 10:23 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 22 min |
| Jun 23, 11:13 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 47 min |
| Jun 23, 11:31 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 44 min |
| Jun 23, 11:41 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 34 min |
| Jun 24, 12:13 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin | 47 min |
| Jun 24, 12:38 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 37 min |
| Jun 24, 1:01 AM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 29 min |
| Jun 24, 1:14 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 46 min |
| Jun 24, 1:56 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 49 min |
| Jun 24, 2:02 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 28 min |
| Jun 24, 2:47 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 28 min |
| Jun 24, 3:17 AM CDT | Severe Thunderstorm Warning | ABR | Day, Roberts | 43 min |
| Jun 24, 3:25 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington | 50 min |
| Jun 24, 3:37 AM CDT | Severe Thunderstorm Warning | ABR | Grant | 38 min |
| Jun 24, 6:18 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 27 min |
| Jun 24, 6:44 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 31 min |
| Jun 24, 7:12 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 33 min |
| Jun 24, 7:43 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 32 min |
| Jun 24, 8:00 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 30 min |
| Jun 24, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 29 min |
| Jun 24, 8:08 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 52 min |
| Jun 24, 8:15 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 30 min |
| Jun 24, 8:28 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 32 min |
| Jun 24, 8:36 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 24 min |
| Jun 24, 8:38 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 22 min |
| Jun 24, 8:39 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Lyman | 66 min |
| Jun 24, 8:41 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 49 min |
| Jun 24, 8:54 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 36 min |
| Jun 24, 8:57 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 63 min |
| Jun 24, 9:00 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 45 min |
| Jun 24, 9:20 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 40 min |
| Jun 24, 9:20 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 55 min |
| Jun 24, 9:22 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 53 min |
| Jun 24, 9:27 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 48 min |
| Jun 24, 9:32 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 28 min |
| Jun 24, 9:33 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 42 min |
| Jun 24, 9:34 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 41 min |
| Jun 24, 9:44 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 31 min |
| Jun 24, 9:56 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 19 min |
| Jun 24, 10:38 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 22 min |
| Jun 24, 10:55 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 35 min |
| Jun 24, 10:58 PM CDT | Severe Thunderstorm Warning | FSD | Hanson | 47 min |
| Jun 24, 11:00 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 45 min |
| Jun 25, 12:05 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 55 min |
| Jun 25, 3:00 AM CDT | Severe Thunderstorm Warning | UNR | Pennington | 45 min |
| Jun 25, 3:40 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 35 min |
| Jun 25, 3:43 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 47 min |
| Jun 25, 4:10 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Hutchinson | 35 min |
| Jun 25, 4:30 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 45 min |
| Jun 25, 4:52 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 23 min |
| Jun 25, 5:14 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 31 min |
| Jun 25, 5:15 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 60 min |
| Jun 25, 5:22 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 53 min |
| Jun 25, 5:32 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 28 min |
| Jun 25, 5:46 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 29 min |
| Jun 25, 6:15 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 30 min |
| Jun 25, 6:51 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 39 min |
| Jun 25, 7:30 PM CDT | Severe Thunderstorm Warning | ABR | Grant | 30 min |
| Jun 28, 8:14 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 61 min |
| Jun 28, 9:10 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 50 min |
| Jun 28, 10:52 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 53 min |
| Jun 29, 4:20 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 55 min |
| Jun 29, 8:00 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 45 min |
| Jul 2, 6:44 AM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 46 min |
| Jul 2, 7:30 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 45 min |
| Jul 2, 8:07 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 68 min |
| Jul 2, 8:23 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 52 min |
| Jul 2, 9:13 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 47 min |
| Jul 2, 9:19 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 26 min |
| Jul 2, 9:58 AM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 47 min |
| Jul 2, 10:42 AM CDT | Severe Thunderstorm Warning | ABR | Faulk | 18 min |
| Jul 2, 10:43 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 47 min |
| Jul 2, 11:32 AM CDT | Severe Thunderstorm Warning | ABR | Spink | 28 min |
| Jul 2, 11:57 AM CDT | Severe Thunderstorm Warning | ABR | Clark | 48 min |
| Jul 5, 6:17 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 43 min |
| Jul 7, 2:07 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 38 min |
| Jul 7, 2:48 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 42 min |
| Jul 7, 3:22 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde | 38 min |
| Jul 7, 3:31 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 44 min |
| Jul 7, 5:03 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Lyman | 42 min |
| Jul 7, 5:11 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 49 min |
| Jul 8, 8:48 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 57 min |
| Jul 8, 9:46 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 59 min |
| Jul 9, 5:55 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 50 min |
| Jul 9, 6:20 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 40 min |
| Jul 9, 7:51 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix | 39 min |
| Jul 9, 8:21 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 39 min |
| Jul 9, 8:21 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 39 min |
| Jul 9, 8:40 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 65 min |
| Jul 9, 8:59 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 46 min |
| Jul 9, 9:16 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 44 min |
| Jul 9, 9:28 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 32 min |
| Jul 9, 9:42 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 48 min |
| Jul 9, 9:48 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 27 min |
| Jul 9, 10:00 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 45 min |
| Jul 9, 10:13 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 47 min |
| Jul 10, 1:10 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 35 min |
| Jul 10, 1:36 AM CDT | Severe Thunderstorm Warning | FSD | Yankton | 24 min |
| Jul 19, 5:31 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 59 min |
| Jul 19, 10:23 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 52 min |
| Jul 19, 11:12 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 48 min |
| Jul 19, 11:46 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 44 min |
| Jul 20, 1:37 AM CDT | Severe Thunderstorm Warning | UNR | Perkins | 53 min |
| Jul 20, 2:09 AM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 51 min |
| Jul 20, 3:06 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 39 min |
| Jul 20, 3:58 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence, Pennington | 47 min |
| Jul 20, 5:12 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 18 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 58 min |
| Jul 20, 6:04 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 41 min |
| Jul 20, 6:38 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 37 min |
| Jul 20, 9:15 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 45 min |
| Jul 20, 9:35 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 40 min |
| Jul 20, 10:00 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 75 min |
| Jul 20, 10:15 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 15 min |
| Jul 21, 12:10 AM CDT | Severe Thunderstorm Warning | UNR | Jackson, Mellette | 50 min |
| Jul 21, 12:49 AM CDT | Severe Thunderstorm Warning | ABR | Stanley | 26 min |
| Jul 21, 1:14 AM CDT | Severe Thunderstorm Warning | ABR | Hughes, Sully | 46 min |
| Jul 21, 3:24 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Spink | 66 min |
| Jul 21, 3:34 AM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury, Miner, Sanborn | 26 min |
| Jul 21, 3:43 AM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Day, Deuel, Grant, Hamlin | 62 min |
| Jul 21, 4:02 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 28 min |
| Jul 21, 4:30 AM CDT | Severe Thunderstorm Warning | ABR | Marshall | 45 min |
| Jul 21, 5:11 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 49 min |
| Jul 21, 4:38 PM CDT | Severe Thunderstorm Warning | FSD | Union | 37 min |
| Jul 23, 10:07 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 38 min |
| Jul 23, 11:35 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 55 min |
| Jul 24, 1:48 PM CDT | Severe Thunderstorm Warning | FSD | Union | 27 min |
| Jul 24, 1:52 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 23 min |
| Jul 24, 6:11 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld, Sanborn | 49 min |
| Jul 24, 7:05 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson | 40 min |
| Jul 24, 7:16 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Sully | 44 min |
| Jul 24, 7:17 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 13 min |
| Jul 24, 7:21 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 39 min |
| Jul 24, 7:36 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 39 min |
| Jul 24, 7:37 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 23 min |
| Jul 24, 7:46 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson | 29 min |
| Jul 24, 7:50 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 40 min |
| Jul 24, 8:04 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 56 min |
| Jul 24, 8:11 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 34 min |
| Jul 24, 8:14 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 31 min |
| Jul 24, 8:21 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 24 min |
| Jul 24, 8:22 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 53 min |
| Jul 24, 8:24 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 36 min |
| Jul 24, 8:46 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 44 min |
| Jul 24, 8:51 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 24 min |
| Jul 24, 8:52 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 23 min |
| Jul 24, 9:06 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 24 min |
| Jul 24, 9:15 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix | 30 min |
| Jul 24, 9:43 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 47 min |
| Jul 24, 10:04 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 41 min |
| Jul 24, 10:23 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 37 min |
| Jul 24, 10:42 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 48 min |
| Jul 24, 10:50 PM CDT | Severe Thunderstorm Warning | ABR | Walworth | 25 min |
| Jul 24, 10:57 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 33 min |
| Jul 24, 11:51 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds | 39 min |
| Jul 25, 12:13 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Clark, Day, Faulk, Marshall, Spink | 62 min |
| Jul 25, 1:01 AM CDT | Severe Thunderstorm Warning | ABR | Grant, Roberts | 44 min |
| Jul 25, 1:38 AM CDT | Severe Thunderstorm Warning | FSD | Union | 27 min |
| Jul 26, 5:42 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 33 min |
| Jul 26, 6:25 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 20 min |
| Jul 26, 7:03 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 57 min |
| Jul 26, 7:05 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 40 min |
| Jul 26, 7:11 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 64 min |
| Jul 26, 7:17 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 58 min |
| Jul 26, 8:53 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 37 min |
| Jul 26, 10:06 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 39 min |
| Jul 26, 10:45 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Jones, Lyman, Stanley | 45 min |
| Jul 26, 10:56 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Walworth | 49 min |
| Jul 27, 12:13 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 47 min |
| Jul 27, 12:32 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 28 min |
| Jul 27, 12:59 AM CDT | Severe Thunderstorm Warning | ABR | Brown | 46 min |
| Jul 27, 2:15 AM CDT | Severe Thunderstorm Warning | ABR | Codington, Day, Grant, Roberts | 45 min |
| Jul 27, 9:31 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 74 min |
| Jul 27, 10:25 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 35 min |
| Jul 27, 10:32 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 73 min |
| Jul 27, 10:40 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 35 min |
| Jul 28, 1:08 AM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 52 min |
| Jul 28, 4:09 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 51 min |
| Jul 28, 12:02 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 38 min |
| Jul 28, 12:57 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury | 33 min |
| Jul 28, 1:25 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 35 min |
| Jul 28, 1:40 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 50 min |
| Jul 28, 2:21 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 39 min |
| Jul 28, 2:48 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 42 min |
| Jul 28, 2:59 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 31 min |
| Jul 28, 3:19 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 41 min |
| Jul 28, 3:27 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 33 min |
| Jul 28, 8:26 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 34 min |
| Jul 28, 9:11 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds | 49 min |
| Jul 31, 12:40 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 65 min |
| Jul 31, 2:31 AM CDT | Severe Thunderstorm Warning | ABR | McPherson | 44 min |
| Jul 31, 3:14 AM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 61 min |
| Jul 31, 4:00 AM CDT | Severe Thunderstorm Warning | ABR | Marshall | 45 min |
| Aug 3, 3:41 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 34 min |
| Aug 3, 4:01 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 44 min |
| Aug 3, 4:11 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin | 49 min |
| Aug 3, 4:13 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 32 min |
| Aug 3, 4:26 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Sanborn | 44 min |
| Aug 3, 4:42 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 33 min |
| Aug 3, 4:42 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 48 min |
| Aug 3, 4:45 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 30 min |
| Aug 3, 4:48 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 27 min |
| Aug 3, 5:12 PM CDT | Severe Thunderstorm Warning | FSD | Lake | 38 min |
| Aug 3, 5:15 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 45 min |
| Aug 3, 5:32 PM CDT | Severe Thunderstorm Warning | FSD | Hanson | 43 min |
| Aug 3, 5:46 PM CDT | Severe Thunderstorm Warning | FSD | Moody | 44 min |
| Aug 3, 6:37 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 28 min |
| Aug 3, 6:47 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Turner | 38 min |
| Aug 7, 3:00 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 60 min |
| Aug 7, 9:44 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 46 min |
| Aug 7, 10:39 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 51 min |
| Aug 7, 10:53 PM CDT | Severe Thunderstorm Warning | UNR | Harding, Perkins | 67 min |
| Aug 8, 2:12 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 48 min |
| Aug 8, 2:24 PM CDT | Severe Thunderstorm Warning | ABR | Hyde | 51 min |
| Aug 8, 3:09 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 66 min |
| Aug 8, 3:15 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 45 min |
| Aug 8, 3:32 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 28 min |
| Aug 8, 3:48 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 42 min |
| Aug 8, 3:51 PM CDT | Severe Thunderstorm Warning | ABR | Hand | 39 min |
| Aug 8, 3:56 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 49 min |
| Aug 8, 4:01 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo | 44 min |
| Aug 8, 4:01 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 59 min |
| Aug 8, 4:16 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 59 min |
| Aug 8, 4:18 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 57 min |
| Aug 8, 4:21 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 54 min |
| Aug 8, 4:29 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 46 min |
| Aug 8, 4:50 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 55 min |
| Aug 8, 4:51 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 39 min |
| Aug 8, 5:11 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 64 min |
| Aug 8, 5:18 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 57 min |
| Aug 8, 6:15 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 60 min |
| Aug 8, 6:39 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 51 min |
| Aug 8, 6:43 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson, Ziebach | 47 min |
| Aug 8, 6:52 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 53 min |
| Aug 8, 6:59 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 46 min |
| Aug 8, 7:41 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 34 min |
| Aug 8, 7:48 PM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 57 min |
| Aug 8, 8:18 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Walworth | 42 min |
| Aug 8, 8:42 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 48 min |
| Aug 8, 9:03 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, McPherson | 42 min |
| Aug 8, 9:28 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 32 min |
| Aug 8, 10:22 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 53 min |
| Aug 8, 10:56 PM CDT | Severe Thunderstorm Warning | ABR | Jones, Lyman | 49 min |
| Aug 9, 5:09 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 36 min |
| Aug 9, 5:23 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Jerauld | 22 min |
| Aug 9, 5:27 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 33 min |
| Aug 9, 5:56 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Sanborn | 34 min |
| Aug 9, 5:59 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 46 min |
| Aug 9, 6:35 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 25 min |
| Aug 9, 6:46 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 44 min |
| Aug 9, 7:08 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 37 min |
| Aug 9, 7:46 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 44 min |
| Aug 9, 8:43 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 47 min |
| Aug 11, 1:28 AM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 47 min |
| Aug 11, 3:30 AM CDT | Severe Thunderstorm Warning | FSD | Gregory | 30 min |
| Aug 11, 3:51 AM CDT | Severe Thunderstorm Warning | FSD | Yankton | 29 min |
| Aug 11, 4:14 AM CDT | Severe Thunderstorm Warning | FSD | Davison | 31 min |
| Aug 11, 4:20 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 40 min |
| Aug 11, 3:10 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 35 min |
| Aug 11, 3:13 PM CDT | Severe Thunderstorm Warning | ABR | Corson | 62 min |
| Aug 11, 3:17 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 43 min |
| Aug 11, 4:01 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 59 min |
| Aug 11, 4:37 PM CDT | Severe Thunderstorm Warning | UNR | Ziebach | 38 min |
| Aug 11, 5:01 PM CDT | Severe Thunderstorm Warning | ABR | Dewey | 44 min |
| Aug 11, 5:22 PM CDT | Severe Thunderstorm Warning | ABR | Stanley, Sully | 53 min |
| Aug 11, 5:48 PM CDT | Severe Thunderstorm Warning | ABR | Hughes | 57 min |
| Aug 11, 6:14 PM CDT | Severe Thunderstorm Warning | ABR | Sully | 46 min |
| Aug 11, 7:24 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 51 min |
| Aug 11, 7:34 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 26 min |
| Aug 11, 7:46 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 59 min |
| Aug 11, 7:58 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 47 min |
| Aug 11, 8:02 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 43 min |
| Aug 11, 8:04 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 56 min |
| Aug 11, 8:10 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 50 min |
| Aug 11, 8:12 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand | 48 min |
| Aug 11, 8:28 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 32 min |
| Aug 11, 8:39 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 51 min |
| Aug 11, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Jerauld | 43 min |
| Aug 11, 8:53 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 37 min |
| Aug 11, 8:56 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 49 min |
| Aug 11, 9:00 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 15 min |
| Aug 11, 9:05 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 25 min |
| Aug 11, 9:08 PM CDT | Severe Thunderstorm Warning | ABR | Codington, Hamlin | 52 min |
| Aug 11, 9:10 PM CDT | Severe Thunderstorm Warning | ABR | Day | 50 min |
| Aug 11, 9:30 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 30 min |
| Aug 11, 9:33 PM CDT | Severe Thunderstorm Warning | ABR | Grant, Roberts | 42 min |
| Aug 11, 9:36 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Miner | 24 min |
| Aug 11, 9:57 PM CDT | Severe Thunderstorm Warning | ABR | Day | 18 min |
| Aug 11, 10:00 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Douglas | 30 min |
| Aug 11, 10:14 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 61 min |
| Aug 11, 10:14 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 46 min |
| Aug 11, 10:22 PM CDT | Severe Thunderstorm Warning | FSD | Hanson | 53 min |
| Aug 11, 10:49 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 26 min |
| Aug 11, 11:17 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 43 min |
| Aug 12, 12:46 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 44 min |
| Aug 12, 12:53 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 37 min |
| Aug 12, 1:18 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 42 min |
| Aug 16, 10:56 AM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Douglas, Hutchinson | 34 min |
| Aug 16, 11:24 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson, Yankton | 36 min |
| Aug 16, 11:42 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 33 min |
| Aug 16, 11:58 AM CDT | Severe Thunderstorm Warning | FSD | Turner, Yankton | 32 min |
| Aug 16, 12:25 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 35 min |
| Aug 16, 12:44 PM CDT | Severe Thunderstorm Warning | FSD | Union | 31 min |
| Aug 16, 1:19 PM CDT | Severe Thunderstorm Warning | FSD | Union | 41 min |
| Aug 16, 1:36 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 14 min |
| Aug 16, 1:37 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 13 min |
| Aug 16, 2:01 PM CDT | Severe Thunderstorm Warning | FSD | Union | 29 min |
| Aug 16, 2:30 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Union | 30 min |
| Aug 16, 3:13 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 32 min |
| Aug 16, 6:06 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 39 min |
| Aug 16, 6:30 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 45 min |
| Aug 16, 6:44 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 31 min |
| Aug 16, 7:14 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 31 min |
| Aug 16, 7:48 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson | 57 min |
| Aug 16, 7:59 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 46 min |
| Aug 16, 8:23 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 37 min |
| Aug 16, 8:56 PM CDT | Severe Thunderstorm Warning | FSD | Union | 34 min |
| Aug 16, 9:01 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 44 min |
| Aug 16, 9:29 PM CDT | Severe Thunderstorm Warning | FSD | Union | 46 min |
| Aug 16, 11:37 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 23 min |
| Aug 20, 2:18 PM CDT | Severe Thunderstorm Warning | ABR | Stanley | 27 min |
| Aug 20, 2:27 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 18 min |
| Aug 20, 2:29 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 46 min |
| Aug 20, 2:33 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 42 min |
| Aug 20, 2:43 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 47 min |
| Aug 20, 3:02 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 43 min |
| Aug 20, 3:05 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 40 min |
| Aug 20, 3:17 PM CDT | Severe Thunderstorm Warning | ABR | Hamlin | 43 min |
| Aug 20, 3:29 PM CDT | Severe Thunderstorm Warning | ABR | Codington | 46 min |
| Aug 20, 3:45 PM CDT | Severe Thunderstorm Warning | ABR | Deuel | 30 min |
| Aug 20, 6:04 PM CDT | Severe Thunderstorm Warning | UNR | Todd | 56 min |
| Aug 20, 6:20 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 40 min |
| Aug 20, 7:17 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Sanborn | 43 min |
| Aug 20, 7:25 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 35 min |
| Aug 20, 7:30 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 45 min |
| Aug 20, 7:46 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 29 min |
| Aug 20, 7:48 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 42 min |
| Aug 20, 8:25 PM CDT | Severe Thunderstorm Warning | FSD | Hanson | 50 min |
| Aug 20, 8:31 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 29 min |
| Aug 20, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 43 min |
| Aug 20, 9:02 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 43 min |
| Aug 20, 9:17 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 43 min |
| Aug 20, 9:25 PM CDT | Severe Thunderstorm Warning | FSD | Douglas | 50 min |
| Aug 20, 9:42 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 63 min |
| Aug 20, 9:44 PM CDT | Severe Thunderstorm Warning | FSD | McCook | 46 min |
| Aug 20, 10:11 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 49 min |
| Aug 21, 4:35 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 40 min |
| Aug 21, 5:03 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 42 min |
| Aug 21, 5:34 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 26 min |
| Aug 21, 6:11 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 49 min |
| Aug 21, 6:21 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 24 min |
| Aug 21, 6:54 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 51 min |
| Aug 21, 7:45 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 30 min |
| Aug 21, 7:47 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 43 min |
| Aug 21, 8:14 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 46 min |
| Aug 21, 11:02 PM CDT | Severe Thunderstorm Warning | UNR | 58 min | |
| Aug 21, 11:35 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Jerauld | 40 min |
| Aug 21, 11:41 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Jerauld | 34 min |
| Aug 22, 12:02 AM CDT | Severe Thunderstorm Warning | UNR | 43 min | |
| Aug 22, 12:16 AM CDT | Severe Thunderstorm Warning | FSD | Aurora | 29 min |
| Aug 22, 12:19 AM CDT | Severe Thunderstorm Warning | FSD | Aurora | 26 min |
| Aug 22, 12:31 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 59 min |
| Aug 22, 1:04 AM CDT | Severe Thunderstorm Warning | FSD | Davison | 26 min |
| Aug 22, 2:04 AM CDT | Severe Thunderstorm Warning | UNR | Todd | 56 min |
| Aug 22, 3:25 AM CDT | Severe Thunderstorm Warning | FSD | Douglas | 35 min |
| Aug 22, 4:01 AM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 44 min |
| Aug 22, 4:40 AM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 35 min |
| Aug 22, 6:09 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Yankton | 36 min |
| Aug 23, 12:59 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 46 min |
| Aug 23, 1:45 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 60 min |
| Aug 23, 3:04 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 56 min |
| Aug 23, 4:00 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 45 min |
| Aug 23, 5:43 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 47 min |
| Aug 23, 6:19 PM CDT | Severe Thunderstorm Warning | UNR | 56 min | |
| Aug 23, 7:16 PM CDT | Severe Thunderstorm Warning | UNR | 59 min | |
| Aug 23, 8:44 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 61 min |
| Aug 23, 8:45 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 60 min |
| Aug 24, 12:27 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 33 min |
| Aug 24, 4:14 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 61 min |
| Aug 25, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 59 min |
| Aug 25, 11:56 PM CDT | Severe Thunderstorm Warning | UNR | Haakon | 49 min |
| Aug 26, 1:18 AM CDT | Severe Thunderstorm Warning | UNR | Jackson, Mellette | 42 min |
| Aug 26, 1:49 AM CDT | Severe Thunderstorm Warning | UNR | Mellette | 56 min |
| Aug 26, 2:35 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 55 min |
| Aug 26, 2:39 AM CDT | Severe Thunderstorm Warning | UNR | Mellette | 66 min |
| Aug 26, 3:28 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 47 min |
| Aug 26, 5:15 AM CDT | Severe Thunderstorm Warning | FSD | Gregory | 30 min |
| Aug 26, 7:31 AM CDT | Severe Thunderstorm Warning | UNR | Bennett | 59 min |
| Aug 26, 10:41 AM CDT | Severe Thunderstorm Warning | UNR | Haakon | 64 min |
| Aug 26, 11:16 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 29 min |
| Aug 26, 12:01 PM CDT | Severe Thunderstorm Warning | UNR | Jackson, Mellette | 59 min |
| Aug 26, 12:28 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 62 min |
| Aug 26, 12:38 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 67 min |
| Aug 26, 1:03 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 42 min |
| Aug 26, 1:26 PM CDT | Severe Thunderstorm Warning | UNR | Perkins | 64 min |
| Aug 26, 1:40 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 50 min |
| Aug 26, 2:27 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 63 min |
| Aug 26, 3:20 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 55 min |
| Aug 26, 3:25 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 35 min |
| Aug 26, 4:12 PM CDT | Severe Thunderstorm Warning | UNR | Pennington | 63 min |
| Aug 26, 4:42 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 63 min |
| Aug 26, 5:30 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 60 min |
| Aug 26, 6:00 PM CDT | Severe Thunderstorm Warning | UNR | Custer | 45 min |
| Aug 28, 7:44 AM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall | 46 min |
| Aug 28, 2:50 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 55 min |
| Aug 28, 3:21 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 24 min |
| Aug 28, 3:45 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Spink | 45 min |
| Aug 28, 4:38 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 37 min |
| Aug 28, 5:01 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 29 min |
| Aug 28, 5:15 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 45 min |
| Aug 28, 5:28 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 32 min |
| Aug 28, 5:30 PM CDT | Severe Thunderstorm Warning | FSD | Beadle | 30 min |
| Aug 28, 5:36 PM CDT | Severe Thunderstorm Warning | ABR | Marshall | 24 min |
| Aug 28, 5:41 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 34 min |
| Aug 28, 5:57 PM CDT | Severe Thunderstorm Warning | ABR | Clark | 33 min |
| Aug 28, 6:01 PM CDT | Severe Thunderstorm Warning | ABR | Roberts | 44 min |
| Aug 28, 6:49 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 41 min |
| Aug 28, 7:25 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 35 min |
| Aug 29, 6:06 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 39 min |
| Aug 29, 6:45 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 60 min |
| Aug 29, 7:37 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 38 min |
| Aug 29, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Butte | 59 min |
| Aug 30, 7:46 PM CDT | Severe Thunderstorm Warning | ABR | Potter | 29 min |
| Aug 30, 8:16 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 44 min |
| Aug 31, 6:31 PM CDT | Severe Thunderstorm Warning | ABR | Hyde, Sully | 44 min |
| Aug 31, 7:49 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 41 min |
| Aug 31, 8:29 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 46 min |
| Aug 31, 9:13 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Potter | 32 min |
| Aug 31, 9:41 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 34 min |
| Aug 31, 9:45 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 30 min |
| Aug 31, 10:40 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 20 min |
| Aug 31, 11:49 PM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 26 min |
| Sep 4, 6:24 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 66 min |
| Sep 4, 6:24 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 66 min |
| Sep 18, 3:14 AM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 31 min |
| Sep 18, 4:08 AM CDT | Severe Thunderstorm Warning | FSD | Brookings, Minnehaha, Moody | 22 min |
| Sep 24, 6:30 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 30 min |
| Oct 1, 1:04 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 36 min |
| Oct 1, 1:24 PM CDT | Severe Thunderstorm Warning | FSD | Turner | 36 min |
| Oct 1, 1:31 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 29 min |
| Oct 1, 1:59 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Turner | 41 min |
| Oct 1, 2:32 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 28 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Minnehaha County24
- Pennington County21
- Yankton County20
- Faulk County20
- Bon Homme County18
- Spink County17
- Charles Mix County16
- Roberts County16
- Meade County16
- Tripp County15
- Lincoln County15
- Hughes County15
- Corson County15
- Clay County14
- Union County14
- Moody County13
- Gregory County13
- Aurora County13
- Hutchinson County13
- Clark County13
- McCook County12
- Turner County12
- Brookings County12
- Brown County12
- McPherson County12
- Custer County12
- Hand County12
- Lyman County12
- Hyde County12
- Miner County12
- Beadle County12
- Perkins County12
- Sanborn County11
- Davison County11
- Kingsbury County11
- Edmunds County11
- Brule County11
- Lake County10
- Mellette County10
- Lawrence County10
25 more counties
- Campbell County10
- Butte County10
- Sully County10
- Dewey County10
- Fall River County9
- Marshall County9
- Harding County9
- Stanley County9
- Deuel County8
- Bennett County8
- Grant County8
- Hamlin County8
- Hanson County8
- Ziebach County7
- Potter County7
- Day County7
- Jerauld County7
- Todd County6
- Buffalo County6
- Codington County6
- Walworth County5
- Jackson County5
- Haakon County4
- Douglas County4
- Jones County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20012003
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.