Alert archive / South Dakota / Red Flag Warnings / 2021
Red Flag Warnings in South Dakota, November 2021
5 red flag warnings in November 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in November 2021. Tap one for its archive.
- Red Flag Warnings
- 5
- Busiest day
- November 23, 20212 red flag 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 |
|---|---|---|---|---|
| Nov 15, 3:28 PM CST | Red Flag Warning | UNR | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 8 more | 27 hr |
| Nov 16, 3:09 AM CST | Red Flag Warning | ABR | Corson, Dewey, Jones, Stanley | 16 hr |
| Nov 22, 2:25 PM CST | Red Flag Warning | UNR | Bennett, Custer, Fall River, Jackson, Meade, Mellette and 4 more | 28 hr |
| Nov 23, 2:15 AM CST | Red Flag Warning | ABR | Jones, Lyman | 16 hr |
| Nov 23, 3:46 AM CST | Red Flag Warning | FSD | Aurora, Bon Homme, Brule, Charles Mix, Davison, Douglas and 4 more | 14 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bennett County2
- Custer County2
- Fall River County2
- Jackson County2
- Meade County2
- Mellette County2
- Oglala Lakota County2
- Pennington County2
- Todd County2
- Jones County2
- Butte County1
- Haakon County1
- Lawrence County1
- Perkins County1
- Ziebach County1
- Corson County1
- Dewey County1
- Stanley County1
- Tripp County1
- Lyman County1
- Aurora County1
- Bon Homme County1
- Brule County1
- Charles Mix County1
- Davison County1
- Douglas County1
- Gregory County1
- Hanson County1
- Hutchinson County1
- Yankton 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.