Alert archive / South Dakota / Special Weather Statements / 2021
Special Weather Statements in South Dakota, May 2021
77 special weather statements in May 2021. 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 special weather statements reaches back to 2006.
Special Weather Statements by county
Each county as a circle sized by its count in May 2021. Tap one for its archive.
- Special Weather Statements
- 77
- Busiest day
- May 21, 202116 special weather statements
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| May 1, 8:58 PM CDT | Special Weather Statement | UNR | Fall River | 47 min |
| May 5, 1:23 PM CDT | Special Weather Statement | UNR | Pennington | 37 min |
| May 8, 2:42 AM CDT | Special Weather Statement | UNR | Bennett | 33 min |
| May 8, 3:14 AM CDT | Special Weather Statement | UNR | Bennett | 46 min |
| May 12, 2:58 PM CDT | Special Weather Statement | UNR | Custer | 47 min |
| May 12, 3:34 PM CDT | Special Weather Statement | UNR | Pennington | 41 min |
| May 12, 4:25 PM CDT | Special Weather Statement | UNR | Custer | 35 min |
| May 12, 5:04 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 41 min |
| May 13, 4:41 PM CDT | Special Weather Statement | LBF | Bennett | 49 min |
| May 13, 5:19 PM CDT | Special Weather Statement | UNR | Fall River | 41 min |
| May 13, 5:56 PM CDT | Special Weather Statement | UNR | Fall River | 19 min |
| May 13, 9:16 PM CDT | Special Weather Statement | ABR | Marshall | 44 min |
| May 13, 9:54 PM CDT | Special Weather Statement | ABR | Spink | 51 min |
| May 13, 10:43 PM CDT | Special Weather Statement | ABR | Clark | 47 min |
| May 19, 1:02 PM CDT | Special Weather Statement | UNR | Lawrence | 43 min |
| May 19, 6:40 PM CDT | Special Weather Statement | UNR | Ziebach | 35 min |
| May 19, 8:07 PM CDT | Special Weather Statement | UNR | Meade | 38 min |
| May 20, 4:52 PM CDT | Special Weather Statement | UNR | 23 min | |
| May 20, 7:23 PM CDT | Special Weather Statement | UNR | Custer | 52 min |
| May 20, 8:07 PM CDT | Special Weather Statement | UNR | Custer | 38 min |
| May 20, 8:43 PM CDT | Special Weather Statement | UNR | Pennington | 47 min |
| May 20, 9:21 PM CDT | Special Weather Statement | UNR | Fall River | 39 min |
| May 20, 9:24 PM CDT | Special Weather Statement | UNR | Butte | 51 min |
| May 20, 11:34 PM CDT | Special Weather Statement | UNR | Meade | 41 min |
| May 20, 11:38 PM CDT | Special Weather Statement | UNR | Pennington | 37 min |
| May 21, 12:41 AM CDT | Special Weather Statement | CYS | Fall River | 19 min |
| May 21, 12:52 AM CDT | Special Weather Statement | UNR | Fall River | 38 min |
| May 21, 1:32 AM CDT | Special Weather Statement | UNR | Fall River | 43 min |
| May 21, 1:53 AM CDT | Special Weather Statement | ABR | Stanley | 52 min |
| May 21, 2:28 AM CDT | Special Weather Statement | ABR | Sully | 32 min |
| May 21, 3:06 AM CDT | Special Weather Statement | UNR | Custer | 39 min |
| May 21, 3:48 AM CDT | Special Weather Statement | UNR | Custer | 42 min |
| May 21, 4:24 AM CDT | Special Weather Statement | UNR | Pennington | 66 min |
| May 21, 4:52 AM CDT | Special Weather Statement | UNR | Tripp | 38 min |
| May 21, 7:24 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 36 min |
| May 21, 7:28 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 32 min |
| May 21, 7:53 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 52 min |
| May 21, 8:43 PM CDT | Special Weather Statement | UNR | Jackson | 47 min |
| May 21, 9:26 PM CDT | Special Weather Statement | UNR | Haakon | 49 min |
| May 21, 9:44 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 46 min |
| May 21, 10:30 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 45 min |
| May 21, 10:43 PM CDT | Special Weather Statement | UNR | Haakon | 47 min |
| May 22, 12:36 AM CDT | Special Weather Statement | UNR | Haakon | 54 min |
| May 23, 4:20 AM CDT | Special Weather Statement | UNR | Oglala Lakota | 40 min |
| May 23, 5:57 AM CDT | Special Weather Statement | UNR | Meade | 33 min |
| May 23, 6:23 AM CDT | Special Weather Statement | UNR | Jackson | 37 min |
| May 23, 2:40 PM CDT | Special Weather Statement | UNR | Fall River | 35 min |
| May 23, 3:00 PM CDT | Special Weather Statement | UNR | Custer | 30 min |
| May 23, 3:02 PM CDT | Special Weather Statement | UNR | Meade | 28 min |
| May 23, 3:16 PM CDT | Special Weather Statement | UNR | Pennington | 29 min |
| May 23, 4:34 PM CDT | Special Weather Statement | UNR | Fall River | 26 min |
| May 23, 6:35 PM CDT | Special Weather Statement | UNR | Perkins | 40 min |
| May 23, 8:42 PM CDT | Special Weather Statement | UNR | Todd | 48 min |
| May 23, 9:18 PM CDT | Special Weather Statement | UNR | Todd | 42 min |
| May 23, 9:37 PM CDT | Special Weather Statement | ABR | Hughes | 23 min |
| May 23, 9:49 PM CDT | Special Weather Statement | UNR | Tripp | 26 min |
| May 23, 11:06 PM CDT | Special Weather Statement | ABR | Edmunds, Walworth | 24 min |
| May 23, 11:23 PM CDT | Special Weather Statement | ABR | Spink | 37 min |
| May 24, 12:03 AM CDT | Special Weather Statement | ABR | Brown | 42 min |
| May 24, 12:14 AM CDT | Special Weather Statement | ABR | Clark, Day | 46 min |
| May 24, 12:55 AM CDT | Special Weather Statement | ABR | Marshall | 35 min |
| May 24, 1:00 AM CDT | Special Weather Statement | ABR | Codington, Deuel, Grant, Hamlin, Roberts | 60 min |
| May 24, 1:17 AM CDT | Special Weather Statement | ABR | Roberts | 43 min |
| May 26, 11:47 AM CDT | Special Weather Statement | UNR | Butte | 28 min |
| May 26, 3:45 PM CDT | Special Weather Statement | UNR | Fall River | 30 min |
| May 26, 4:20 PM CDT | Special Weather Statement | UNR | Fall River | 25 min |
| May 26, 5:37 PM CDT | Special Weather Statement | UNR | Butte | 38 min |
| May 26, 5:40 PM CDT | Special Weather Statement | UNR | Custer | 35 min |
| May 26, 6:01 PM CDT | Special Weather Statement | UNR | Lawrence | 29 min |
| May 26, 6:04 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 41 min |
| May 26, 6:23 PM CDT | Special Weather Statement | UNR | Custer | 37 min |
| May 26, 6:34 PM CDT | Special Weather Statement | UNR | Custer | 41 min |
| May 26, 6:44 PM CDT | Special Weather Statement | UNR | Fall River | 16 min |
| May 26, 6:59 PM CDT | Special Weather Statement | UNR | Fall River | 46 min |
| May 28, 8:33 PM CDT | Special Weather Statement | UNR | 27 min | |
| May 28, 9:03 PM CDT | Special Weather Statement | UNR | 42 min | |
| May 28, 10:44 PM CDT | Special Weather Statement | UNR | Harding | 46 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fall River County13
- Custer County10
- Oglala Lakota County8
- Pennington County6
- Meade County4
- Bennett County3
- Butte County3
- Haakon County3
- Marshall County2
- Spink County2
- Clark County2
- Lawrence County2
- Tripp County2
- Jackson County2
- Todd County2
- Roberts County2
- Ziebach County1
- Stanley County1
- Sully County1
- Perkins County1
- Hughes County1
- Edmunds County1
- Walworth County1
- Brown County1
- Day County1
- Codington County1
- Deuel County1
- Grant County1
- Hamlin County1
- Harding County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.