Alert archive / South Dakota / Severe Thunderstorm Warnings / 2017
Severe Thunderstorm Warnings in South Dakota, May 2017
21 severe thunderstorm warnings in May 2017. 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 May 2017. Tap one for its archive.
- Severe Thunderstorm Warnings
- 21
- Busiest day
- May 16, 20178 severe thunderstorm warnings
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 7, 3:46 PM CDT | Severe Thunderstorm Warning | UNR | Lawrence | 29 min |
| May 13, 7:13 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Pennington | 47 min |
| May 15, 12:32 AM CDT | Severe Thunderstorm Warning | UNR | Fall River, Oglala Lakota | 58 min |
| May 15, 1:34 AM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 56 min |
| May 15, 8:08 AM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Davison, Douglas, Hanson, Hutchinson | 37 min |
| May 15, 8:37 AM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson, Hutchinson, McCook | 23 min |
| May 15, 8:45 AM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, McCook, Turner | 30 min |
| May 15, 10:54 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 66 min |
| May 15, 11:29 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 46 min |
| May 16, 1:30 AM CDT | Severe Thunderstorm Warning | UNR | Meade | 28 min |
| May 16, 1:47 AM CDT | Severe Thunderstorm Warning | UNR | Bennett, Todd | 46 min |
| May 16, 2:42 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 33 min |
| May 16, 3:02 AM CDT | Severe Thunderstorm Warning | ABR | Deuel, Grant | 28 min |
| May 16, 5:00 AM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall | 30 min |
| May 16, 6:55 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 29 min |
| May 17, 2:34 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 26 min |
| May 28, 4:26 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Day, Edmunds, Spink | 34 min |
| May 28, 4:54 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Clark, Codington, Day, Spink | 36 min |
| May 28, 5:25 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Deuel, Hamlin, Spink | 50 min |
| May 28, 6:22 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury, Lake, Moody | 38 min |
| May 28, 6:53 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 21 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hutchinson County3
- Day County3
- Spink County3
- Custer County2
- Fall River County2
- Davison County2
- Hanson County2
- McCook County2
- Meade County2
- Brookings County2
- Deuel County2
- Edmunds County2
- Minnehaha County2
- Brown County2
- Clark County2
- Codington County2
- Moody County2
- Lawrence County1
- Pennington County1
- Oglala Lakota County1
- Charles Mix County1
- Douglas County1
- Turner County1
- Bon Homme County1
- Bennett County1
- Todd County1
- Grant County1
- Marshall County1
- McPherson County1
- Lincoln County1
- Hamlin County1
- Kingsbury County1
- Lake County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.