Alert archive / South Dakota / 2020
Weather alerts in South Dakota, February 2020
51 weather alerts in February 2020, 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 February 2020. Tap one for its archive.
- Alerts
- 51
- Warnings
- 12
- Watches
- 4
- Advisories
- 33
- Busiest day
- February 11, 20207 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 |
|---|---|---|---|---|
| Feb 1, 2:48 AM CST | Wind Advisory | UNR | Harding, Lawrence, Meade, Perkins | 22 hr |
| Feb 1, 3:27 PM CST | Winter Storm Warning | UNR | Custer, Lawrence, Meade, Pennington | 57 hr |
| Feb 2, 3:37 AM CST | Winter Weather Advisory | UNR | Butte, Custer, Fall River, Lawrence, Meade, Oglala Lakota and 1 more | 44 hr |
| Feb 5, 3:05 PM CST | Winter Weather Advisory | UNR | Custer, Lawrence, Meade, Pennington | 39 hr |
| Feb 6, 3:20 AM CST | Winter Storm Warning | UNR | Lawrence, Meade, Pennington | 27 hr |
| Feb 7, 3:08 AM CST | Winter Storm Watch | FSD | Beadle, Brookings, Kingsbury, Lake, Miner, Moody | 24 hr |
| Feb 7, 10:45 AM CST | Winter Storm Watch | ABR | Clark, Codington, Deuel, Faulk, Hamlin, Hand and 4 more | 24 hr |
| Feb 7, 3:15 PM CST | Winter Weather Advisory | UNR | Butte, Haakon, Harding, Lawrence, Meade, Pennington and 2 more | 38 hr |
| Feb 8, 3:24 AM CST | Winter Weather Advisory | ABR | Brown, Campbell, Corson, Day, Dewey, Edmunds and 6 more | 26 hr |
| Feb 8, 3:37 AM CST | Winter Storm Warning | FSD | Beadle, Brookings, Kingsbury | 30 hr |
| Feb 8, 3:37 AM CST | Winter Weather Advisory | FSD | Beadle, Brookings, Kingsbury, Lake, Miner, Moody | 32 hr |
| Feb 8, 10:28 AM CST | Winter Storm Warning | ABR | Clark, Codington, Corson, Deuel, Dewey, Edmunds and 9 more | 21 hr |
| Feb 8, 10:29 AM CST | Winter Storm Warning | UNR | Lawrence, Meade, Pennington | 18 hr |
| Feb 8, 3:24 PM CST | Wind Advisory | FSD | Bon Homme, Clay, Union, Yankton | 19 hr |
| Feb 8, 7:46 PM CST | Mesoscale Discussion | SPC | Beadle, Brookings, Clark, Codington, Deuel, Edmunds and 8 more | 4 hr |
| Feb 9, 1:16 AM CST | Mesoscale Discussion | SPC | Brookings, Deuel, Hamlin, Kingsbury, Lake, Moody | 5 hr |
| Feb 10, 12:30 AM CST | Dense Fog Advisory | FSD | Brookings, Moody | 8 hr |
| Feb 11, 2:38 PM CST | Blizzard Warning | ABR | Buffalo, Clark, Codington, Day, Deuel, Faulk and 9 more | 21 hr |
| Feb 11, 2:38 PM CST | Wind Chill Warning | ABR | Brown, Buffalo, Campbell, Clark, Codington, Day and 15 more | 43 hr |
| Feb 11, 2:38 PM CST | Wind Chill Advisory | ABR | Brown, Buffalo, Campbell, Corson, Dewey, Edmunds and 12 more | 43 hr |
| Feb 11, 2:38 PM CST | Winter Weather Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Day and 19 more | 27 hr |
| Feb 11, 3:14 PM CST | Winter Weather Advisory | UNR | Lawrence, Meade, Pennington | 23 hr |
| Feb 11, 3:32 PM CST | Blizzard Warning | FSD | Beadle, Brookings, Kingsbury | 26 hr |
| Feb 11, 3:32 PM CST | Winter Weather Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 26 hr |
| Feb 11, 8:35 PM CST | Wind Chill Warning | FSD | Beadle, Brookings, Hanson, Jerauld, Kingsbury, Lake and 5 more | 36 hr |
| Feb 11, 8:35 PM CST | Wind Chill Advisory | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Clay and 13 more | 36 hr |
| Feb 12, 2:38 AM CST | Wind Chill Advisory | UNR | Haakon, Harding, Meade, Mellette, Perkins, Todd and 2 more | 31 hr |
| Feb 12, 2:38 AM CST | Wind Advisory | UNR | Meade, Pennington | 11 hr |
| Feb 13, 9:38 AM CST | Wind Chill Advisory | ABR | Brown, Buffalo, Clark, Codington, Day, Deuel and 10 more | 2 hr |
| Feb 13, 9:58 AM CST | River Flood Warning | FSD | Bon Homme | 21 days |
| Feb 13, 2:51 PM CST | Wind Chill Advisory | ABR | Brown, Clark, Codington, Day, Deuel, Edmunds and 7 more | 16 hr |
| Feb 13, 2:55 PM CST | Wind Chill Advisory | FSD | Beadle, Brookings, Kingsbury, Lake, Moody | 16 hr |
| Feb 14, 2:26 AM CST | Wind Advisory | ABR | Clark, Codington, Day, Hamlin, Marshall | 16 hr |
| Feb 14, 2:31 AM CST | Winter Weather Advisory | ABR | Deuel, Grant, Roberts | 18 hr |
| Feb 14, 3:18 AM CST | Wind Advisory | FSD | Bon Homme, Brookings, Clay, Hanson, Hutchinson, Kingsbury and 9 more | 16 hr |
| Feb 14, 12:17 PM CST | Wind Advisory | UNR | Custer, Fall River | 4 hr |
| Feb 14, 2:35 PM CST | Winter Weather Advisory | FSD | Brookings | 9 hr |
| Feb 17, 1:14 AM CST | Dense Fog Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 8 hr |
| Feb 18, 3:00 PM CST | Winter Weather Advisory | FSD | Bon Homme, Clay, Union, Yankton | 27 hr |
| Feb 19, 2:19 PM CST | Wind Chill Advisory | ABR | Brown, Clark, Codington, Day, Deuel, Edmunds and 7 more | 19 hr |
| Feb 19, 2:26 PM CST | Wind Chill Advisory | FSD | Brookings, Kingsbury | 19 hr |
| Feb 23, 3:27 AM CST | Winter Storm Watch | UNR | Lawrence, Meade, Pennington | 12 hr |
| Feb 23, 3:01 PM CST | Winter Storm Warning | UNR | Butte, Custer, Lawrence, Meade, Pennington | 48 hr |
| Feb 23, 3:01 PM CST | Winter Weather Advisory | UNR | Meade | 12 hr |
| Feb 24, 3:05 AM CST | Winter Weather Advisory | ABR | Campbell, Corson, Dewey, Hughes, Jones, Lyman and 4 more | 28 hr |
| Feb 24, 3:06 AM CST | Winter Weather Advisory | FSD | Gregory | 24 hr |
| Feb 24, 3:28 AM CST | Winter Weather Advisory | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 9 more | 36 hr |
| Feb 25, 3:12 PM CST | Winter Storm Watch | UNR | Lawrence, Meade, Pennington | 13 hr |
| Feb 26, 3:47 AM CST | Winter Weather Advisory | UNR | Lawrence, Meade, Pennington | 32 hr |
| Feb 27, 9:12 AM CST | River Flood Warning | FSD | Davison, Hanson | 147 days |
| Feb 28, 9:20 PM CST | Dense Fog Advisory | ABR | Brown, Clark, Codington, Day, Deuel, Edmunds and 9 more | 12 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 | 2 |
| Flooding | |
| River Flood Warning | 2 |
| Winter | |
| Blizzard Warning | 2 |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 4 |
| Winter Weather Advisory | 16 |
| Cold | |
| Wind Chill Warning | 2 |
| Wind Chill Advisory | 8 |
| Wind and dust | |
| Wind Advisory | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Meade County16
- Pennington County13
- Brookings County13
- Deuel County13
- Hamlin County13
- Lawrence County12
- Clark County12
- Codington County12
- Faulk County12
- Spink County12
- Kingsbury County11
- Edmunds County11
- Hand County10
- Hyde County10
- Day County10
- Marshall County10
- Roberts County10
- Grant County10
- Beadle County9
- Sully County9
- Brown County9
- McPherson County9
- Moody County8
- Potter County8
- Lake County7
- Hughes County7
- Walworth County7
- Custer County6
- Campbell County6
- Dewey County6
- Bon Homme County6
- Buffalo County6
- Miner County5
- Corson County5
- Stanley County5
- Clay County5
- Union County5
- Yankton County5
- Hanson County5
- Harding County4
26 more counties
- Perkins County4
- Butte County4
- Jones County4
- Lyman County4
- McCook County4
- Minnehaha County4
- Fall River County3
- Haakon County3
- Ziebach County3
- Davison County3
- Gregory County3
- Hutchinson County3
- Jerauld County3
- Lincoln County3
- Sanborn County3
- Turner County3
- Oglala Lakota County2
- Aurora County2
- Brule County2
- Charles Mix County2
- Douglas County2
- Mellette County2
- Todd County2
- Tripp County2
- Bennett County1
- Jackson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.