Alert archive / South Dakota / 2021
Weather alerts in South Dakota, March 2021
58 weather alerts in March 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in March 2021. Tap one for its archive.
- Alerts
- 58
- Warnings
- 22
- Watches
- 13
- Advisories
- 18
- Busiest day
- March 28, 20219 alerts
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 |
|---|---|---|---|---|
| Mar 5, 2:30 AM CST | Dense Fog Advisory | ABR | Brown, Buffalo, Campbell, Edmunds, Faulk, Hand and 9 more | 10 hr |
| Mar 5, 3:20 AM CST | Fire Weather Watch | UNR | Bennett, Butte, Custer, Fall River, Jackson, Lawrence and 6 more | 11 hr |
| Mar 5, 4:11 AM CST | Dense Fog Advisory | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Davison and 7 more | 6 hr |
| Mar 5, 1:59 PM CST | Red Flag Warning | UNR | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 7 more | 30 hr |
| Mar 5, 2:45 PM CST | Red Flag Warning | ABR | Hughes, Jones, Lyman, Stanley | 29 hr |
| Mar 5, 3:08 PM CST | Red Flag Warning | FSD | Gregory | 29 hr |
| Mar 6, 2:07 AM CST | Dense Fog Advisory | ABR | Brown, Buffalo, Campbell, Corson, Dewey, Edmunds and 10 more | 8 hr |
| Mar 6, 4:20 AM CST | Dense Fog Advisory | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Davison and 4 more | 4 hr |
| Mar 6, 6:17 AM CST | Dense Fog Advisory | UNR | Haakon, Harding, Perkins, Ziebach | 5 hr |
| Mar 8, 4:24 AM CST | Winter Storm Watch | UNR | Custer, Fall River, Lawrence, Meade, Pennington | 23 hr |
| Mar 9, 3:08 AM CST | Winter Storm Warning | UNR | Bennett, Custer, Fall River, Jackson, Oglala Lakota, Pennington | 39 hr |
| Mar 9, 3:08 AM CST | Winter Weather Advisory | UNR | Bennett, Custer, Fall River, Haakon, Jackson, Lawrence and 6 more | 41 hr |
| Mar 9, 3:55 AM CST | Winter Weather Advisory | FSD | Aurora, Beadle, Brookings, Brule, Charles Mix, Davison and 6 more | 44 hr |
| Mar 9, 4:07 AM CST | Winter Weather Advisory | ABR | Brown, Buffalo, Clark, Codington, Day, Deuel and 15 more | 44 hr |
| Mar 10, 1:12 AM CST | Mesoscale Discussion | SPC | Bennett, Custer, Fall River, Haakon, Jackson, Oglala Lakota and 1 more | 6 hr |
| Mar 10, 2:29 AM CST | Winter Storm Warning | ABR | Clark, Codington, Day, Deuel, Grant, Hamlin and 2 more | 21 hr |
| Mar 11, 9:08 PM CST | Winter Storm Watch | UNR | Bennett, Custer, Fall River, Jackson, Lawrence, Meade and 2 more | 30 hr |
| Mar 12, 2:44 PM CST | Winter Storm Warning | UNR | Bennett, Custer, Fall River, Haakon, Jackson, Lawrence and 6 more | 66 hr |
| Mar 13, 3:24 AM CST | Winter Storm Watch | FSD | Brookings, Moody | 24 hr |
| Mar 13, 3:26 AM CST | Winter Weather Advisory | UNR | Haakon, Jackson, Lawrence, Meade, Todd, Tripp | 47 hr |
| Mar 13, 2:35 PM CST | Blizzard Warning | UNR | Custer, Fall River, Oglala Lakota, Pennington | 27 hr |
| Mar 13, 3:18 PM CST | Wind Advisory | FSD | Bon Homme, Charles Mix, Clay, Douglas, Gregory, Hutchinson and 4 more | 26 hr |
| Mar 14, 3:19 AM CDT | Winter Weather Advisory | ABR | Buffalo, Clark, Codington, Deuel, Faulk, Grant and 9 more | 31 hr |
| Mar 14, 3:55 AM CDT | Mesoscale Discussion | SPC | Fall River | 6 hr |
| Mar 14, 4:03 AM CDT | Winter Storm Warning | FSD | Aurora, Brookings, Brule, Charles Mix, Douglas, Gregory and 6 more | 32 hr |
| Mar 14, 4:03 AM CDT | Winter Weather Advisory | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Clay and 12 more | 30 hr |
| Mar 14, 12:40 PM CDT | Mesoscale Discussion | SPC | Bennett, Custer, Fall River, Jackson, Mellette, Oglala Lakota and 2 more | 4 hr |
| Mar 14, 5:55 PM CDT | Winter Storm Warning | ABR | Buffalo, Deuel, Hamlin, Hand, Hughes, Hyde and 3 more | 16 hr |
| Mar 14, 6:20 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bennett, Bon Homme, Brookings, Brule and 52 more | 6 hr |
| Mar 15, 1:50 AM CDT | Mesoscale Discussion | SPC | Brookings, Clark, Codington, Deuel, Hamlin, Hanson and 9 more | 6 hr |
| Mar 26, 2:41 PM CDT | Fire Weather Watch | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 48 hr |
| Mar 26, 3:00 PM CDT | Fire Weather Watch | UNR | Butte, Haakon, Jackson, Lawrence, Meade, Pennington and 2 more | 37 hr |
| Mar 27, 3:24 AM CDT | High Wind Watch | UNR | Butte, Custer, Haakon, Harding, Lawrence, Meade and 3 more | 36 hr |
| Mar 27, 2:56 PM CDT | Red Flag Warning | UNR | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 9 more | 3 days |
| Mar 27, 2:56 PM CDT | High Wind Watch | UNR | Bennett, Custer, Fall River, Jackson, Mellette, Oglala Lakota and 2 more | 24 hr |
| Mar 27, 3:31 PM CDT | Fire Weather Watch | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 23 hr |
| Mar 28, 3:23 AM CDT | High Wind Warning | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 10 more | 46 hr |
| Mar 28, 3:32 AM CDT | Fire Weather Watch | UNR | Mellette, Todd, Tripp | 11 hr |
| Mar 28, 3:53 AM CDT | Red Flag Warning | ABR | Campbell, Corson, Dewey, Hughes, Jones, Lyman and 4 more | 16 hr |
| Mar 28, 2:31 PM CDT | High Wind Warning | ABR | Campbell, Corson, Dewey, Edmunds, Hughes, Jones and 6 more | 28 hr |
| Mar 28, 2:31 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 32 hr |
| Mar 28, 2:36 PM CDT | Red Flag Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 31 hr |
| Mar 28, 2:40 PM CDT | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 30 hr |
| Mar 28, 2:47 PM CDT | Red Flag Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 30 hr |
| Mar 28, 2:59 PM CDT | Red Flag Warning | UNR | Haakon, Jackson, Meade, Pennington, Ziebach | 54 hr |
| Mar 29, 3:00 AM CDT | Fire Weather Watch | ABR | Dewey, Hughes, Jones, Lyman, Stanley, Sully | 23 hr |
| Mar 29, 3:18 PM CDT | Red Flag Warning | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Clay and 13 more | 30 hr |
| Mar 29, 3:45 PM CDT | Wind Advisory | UNR | Butte, Haakon, Harding, Jackson, Lawrence, Meade and 6 more | 29 hr |
| Mar 29, 9:04 PM CDT | High Wind Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 10 hr |
| Mar 29, 9:04 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 21 hr |
| Mar 30, 2:14 AM CDT | Red Flag Warning | ABR | Dewey, Hughes, Jones, Lyman, Stanley, Sully | 18 hr |
| Mar 30, 10:59 AM CDT | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 10 hr |
| Mar 30, 6:11 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 3 hr |
| Mar 31, 3:02 AM CDT | Fire Weather Watch | ABR | Brown, Campbell, Corson, Day, Dewey, Edmunds and 10 more | 12 hr |
| Mar 31, 4:01 AM CDT | Fire Weather Watch | UNR | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 9 more | 11 hr |
| Mar 31, 2:37 PM CDT | Red Flag Warning | UNR | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 9 more | 53 hr |
| Mar 31, 2:41 PM CDT | Red Flag Warning | FSD | Aurora, Beadle, Brule, Charles Mix, Davison, Douglas and 3 more | 31 hr |
| Mar 31, 2:48 PM CDT | Red Flag Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 31 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Mesoscale Discussion | 5 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 5 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 6 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 2 |
| Wind Advisory | 7 |
| Fire | |
| Red Flag Warning | 13 |
| Fire Weather Watch | 8 |
| Fog and smoke | |
| Dense Fog Advisory | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hughes County19
- Stanley County19
- Lyman County18
- Jackson County18
- Pennington County18
- Sully County17
- Custer County17
- Fall River County17
- Jones County17
- Meade County16
- Lawrence County15
- Oglala Lakota County15
- Haakon County15
- Potter County14
- Bennett County14
- Todd County14
- Tripp County14
- Dewey County14
- Buffalo County13
- Edmunds County13
- Hand County13
- Hyde County13
- Walworth County13
- Mellette County13
- Charles Mix County13
- Douglas County13
- Gregory County13
- Deuel County13
- Hamlin County13
- Campbell County12
- Faulk County12
- Spink County12
- Aurora County12
- Brule County12
- Jerauld County12
- Corson County12
- Clark County12
- Codington County12
- Brown County11
- McPherson County11
26 more counties
- Beadle County11
- Davison County11
- Sanborn County11
- Butte County10
- Bon Homme County10
- Hutchinson County10
- Ziebach County10
- Day County10
- Grant County10
- Marshall County10
- Roberts County10
- Hanson County9
- Yankton County9
- Perkins County9
- Brookings County9
- Miner County9
- Lincoln County9
- Turner County9
- Union County9
- Kingsbury County8
- Moody County8
- Clay County8
- McCook County8
- Lake County7
- Minnehaha County7
- Harding County4
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. Rebuilt daily.