Alert archive / South Dakota / 2012
Weather alerts in South Dakota, April 2012
72 weather alerts in April 2012, 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 April 2012. Tap one for its archive.
- Alerts
- 72
- Warnings
- 19
- Watches
- 8
- Advisories
- 26
- Busiest day
- April 6, 201211 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 |
|---|---|---|---|---|
| Apr 1, 3:22 AM CDT | Dense Fog Advisory | FSD | Brookings, Kingsbury, Lake, Lincoln, McCook, Miner and 3 more | 7 hr |
| Apr 1, 3:22 AM CDT | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Davison and 11 more | 42 hr |
| Apr 1, 3:58 AM CDT | Dense Fog Advisory | ABR | Clark, Codington, Day, Deuel, Grant, Hamlin and 2 more | 6 hr |
| Apr 1, 5:22 AM CDT | Wind Advisory | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 10 more | 38 hr |
| Apr 1, 3:34 PM CDT | High Wind Warning | UNR | Custer, Meade, Pennington | 24 hr |
| Apr 1, 10:57 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Corson, Day and 15 more | 21 hr |
| Apr 5, 3:03 PM CDT | Wind Advisory | FSD | Aurora, Beadle, Brule, Charles Mix, Davison, Douglas and 3 more | 28 hr |
| Apr 5, 3:10 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 29 hr |
| Apr 5, 3:57 PM CDT | Wind Advisory | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 9 more | 50 hr |
| Apr 6, 5:58 AM CDT | Fire Weather Watch | UNR | 23 hr | |
| Apr 6, 1:11 PM CDT | Mesoscale Discussion | SPC | Butte, Custer, Fall River, Harding, Lawrence, Pennington | 64 min |
| Apr 6, 3:00 PM CDT | Fire Weather Watch | ABR | 13 hr | |
| Apr 6, 3:00 PM CDT | Fire Weather Watch | FSD | 12 hr | |
| Apr 6, 3:41 PM CDT | Special Weather Statement | UNR | Custer, Fall River | 49 min |
| Apr 6, 4:20 PM CDT | Special Weather Statement | UNR | Pennington | 40 min |
| Apr 6, 4:24 PM CDT | Special Weather Statement | UNR | Butte | 51 min |
| Apr 6, 4:32 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 43 min |
| Apr 6, 4:51 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 30 min |
| Apr 6, 5:02 PM CDT | Special Weather Statement | UNR | Meade, Pennington | 43 min |
| Apr 6, 5:37 PM CDT | Severe Thunderstorm Warning | UNR | 29 min | |
| Apr 7, 3:15 AM CDT | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 16 hr |
| Apr 7, 3:23 AM CDT | Red Flag Warning | FSD | 16 hr | |
| Apr 7, 3:32 AM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 16 hr |
| Apr 7, 3:35 AM CDT | Red Flag Warning | ABR | 16 hr | |
| Apr 7, 4:50 AM CDT | Red Flag Warning | UNR | 15 hr | |
| Apr 7, 2:43 PM CDT | Fire Weather Watch | ABR | 13 hr | |
| Apr 7, 2:44 PM CDT | Fire Weather Watch | FSD | 12 hr | |
| Apr 7, 4:28 PM CDT | Fire Weather Watch | UNR | 11 hr | |
| Apr 8, 3:07 AM CDT | Red Flag Warning | FSD | 17 hr | |
| Apr 8, 3:50 AM CDT | Red Flag Warning | ABR | 16 hr | |
| Apr 8, 2:05 PM CDT | Freeze Watch | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 14 hr |
| Apr 9, 3:31 AM CDT | Red Flag Warning | ABR | 16 hr | |
| Apr 9, 3:36 AM CDT | Red Flag Warning | FSD | 16 hr | |
| Apr 9, 3:38 AM CDT | Freeze Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 29 hr |
| Apr 9, 7:41 PM CDT | Freeze Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 37 hr |
| Apr 11, 4:49 AM CDT | Wind Advisory | UNR | Butte, Custer, Fall River, Harding, Meade, Oglala Lakota and 2 more | 17 hr |
| Apr 14, 5:08 AM CDT | Winter Storm Watch | UNR | Custer, Lawrence, Meade, Pennington | 11 hr |
| Apr 14, 12:46 PM CDT | Special Weather Statement | UNR | Bennett | 44 min |
| Apr 14, 3:28 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 31 hr |
| Apr 14, 3:28 PM CDT | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 28 hr |
| Apr 14, 4:02 PM CDT | Winter Weather Advisory | UNR | Custer, Lawrence, Meade, Pennington | 18 hr |
| Apr 14, 4:09 PM CDT | Wind Advisory | UNR | Bennett, Butte, Custer, Haakon, Harding, Jackson and 9 more | 30 hr |
| Apr 14, 7:51 PM CDT | Mesoscale Discussion | SPC | Aurora, Bon Homme, Charles Mix, Clay, Davison, Douglas and 12 more | 84 min |
| Apr 15, 11:22 AM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson, Miner, Sanborn | 23 min |
| Apr 15, 11:45 AM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury, Miner, Sanborn | 45 min |
| Apr 15, 12:25 PM CDT | Mesoscale Discussion | SPC | Brookings, Clark, Codington, Davison, Deuel, Grant and 10 more | 65 min |
| Apr 15, 1:18 PM CDT | Mesoscale Discussion | SPC | Clay | 87 min |
| Apr 15, 2:56 PM CDT | Tornado Warning | FSD | Bon Homme | 34 min |
| Apr 15, 3:19 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Moody | 16 min |
| Apr 15, 5:10 PM CDT | High Wind Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 17 more | 11 hr |
| Apr 15, 5:10 PM CDT | Wind Advisory | FSD | Aurora, Brule, Charles Mix, Douglas, Gregory, Jerauld | 3 hr |
| Apr 15, 5:32 PM CDT | High Wind Warning | ABR | Buffalo, Clark, Codington, Day, Deuel, Grant and 7 more | 10 hr |
| Apr 15, 7:42 PM CDT | High Wind Warning | FSD | Union | 10 hr |
| Apr 15, 10:12 PM CDT | Wind Advisory | ABR | Brown, Buffalo, Clark, Day, Hand, Lyman and 2 more | 5 hr |
| Apr 16, 3:22 AM CDT | Wind Advisory | ABR | Codington, Deuel, Grant, Hamlin, Roberts | 4 hr |
| Apr 16, 3:33 PM CDT | Frost Advisory | FSD | Aurora, Beadle, Brookings, Brule, Davison, Hanson and 9 more | 16 hr |
| Apr 17, 5:58 PM CDT | Special Weather Statement | UNR | Lawrence | 32 min |
| Apr 17, 6:26 PM CDT | Special Weather Statement | UNR | Lawrence | 34 min |
| Apr 17, 6:56 PM CDT | Special Weather Statement | UNR | Lawrence | 19 min |
| Apr 17, 7:08 PM CDT | Special Weather Statement | UNR | Pennington | 37 min |
| Apr 17, 7:23 PM CDT | Special Weather Statement | UNR | Pennington | 22 min |
| Apr 17, 7:25 PM CDT | Special Weather Statement | UNR | Custer | 35 min |
| Apr 17, 7:47 PM CDT | Special Weather Statement | UNR | Pennington | 28 min |
| Apr 17, 8:01 PM CDT | Special Weather Statement | UNR | Oglala Lakota | 29 min |
| Apr 21, 3:26 AM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Corson, Dewey, Edmunds and 12 more | 16 hr |
| Apr 21, 4:07 AM CDT | Wind Advisory | UNR | Haakon, Harding, Meade, Perkins, Ziebach | 15 hr |
| Apr 24, 5:44 PM CDT | Mesoscale Discussion | SPC | Campbell, Corson, Dewey, Walworth | 61 min |
| Apr 26, 5:14 AM CDT | Wind Advisory | UNR | Butte, Harding, Meade, Perkins | 20 hr |
| Apr 27, 3:59 AM CDT | Wind Advisory | ABR | Buffalo, Campbell, Corson, Dewey, Edmunds, Faulk and 10 more | 6 hr |
| Apr 27, 4:46 AM CDT | Wind Advisory | UNR | Butte, Custer, Fall River, Lawrence, Meade, Oglala Lakota and 1 more | 15 hr |
| Apr 27, 10:41 AM CDT | Wind Advisory | FSD | Brookings, Clay, Hanson, Hutchinson, Kingsbury, Lake and 8 more | 11 hr |
| Apr 28, 4:47 AM CDT | Winter Weather Advisory | UNR | Custer, Lawrence, Meade, Pennington | 24 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 | |
| Severe Thunderstorm Warning | 5 |
| Tornado Warning | 1 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 14 |
| Winter | |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 4 |
| Wind Advisory | 21 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pennington County15
- Miner County14
- Sanborn County13
- Kingsbury County12
- McCook County12
- Moody County12
- Davison County12
- Hanson County12
- Custer County12
- Meade County12
- Brookings County11
- Lake County11
- Minnehaha County11
- Aurora County11
- Lincoln County10
- Turner County10
- Beadle County10
- Brule County10
- Charles Mix County10
- Douglas County10
- Hutchinson County10
- Jerauld County10
- Lawrence County10
- Bon Homme County9
- Gregory County9
- Yankton County9
- Clay County9
- Clark County8
- Butte County8
- Buffalo County8
- Hand County8
- Lyman County8
- Union County8
- Codington County7
- Day County7
- Deuel County7
- Grant County7
- Hamlin County7
- Marshall County7
- Fall River County7
26 more counties
- Harding County7
- Oglala Lakota County7
- Campbell County7
- Corson County7
- Dewey County7
- Hyde County7
- Spink County7
- Walworth County7
- Roberts County6
- Perkins County6
- Brown County6
- Edmunds County6
- Faulk County6
- Hughes County6
- Jones County6
- McPherson County6
- Potter County6
- Stanley County6
- Sully County6
- Bennett County4
- Haakon County4
- Ziebach County4
- Jackson County3
- Mellette County3
- Todd County3
- Tripp County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.