Alert archive / South Dakota / 2020
Weather alerts in South Dakota, March 2020
92 weather alerts in March 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 March 2020. Tap one for its archive.
- Alerts
- 92
- Warnings
- 55
- Watches
- 7
- Advisories
- 26
- Busiest day
- March 4, 202013 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 1, 7:32 AM CST | Wind Advisory | ABR | Campbell, Corson, Day, Edmunds, McPherson, Marshall and 2 more | 10 hr |
| Mar 1, 9:28 AM CST | Wind Advisory | UNR | Harding, Perkins | 7 hr |
| Mar 1, 7:12 PM CST | River Flood Warning | FSD | Sanborn | 142 days |
| Mar 1, 7:12 PM CST | River Flood Warning | FSD | Davison | 9 days |
| Mar 2, 8:13 PM CST | River Flood Warning | FSD | Hutchinson, Yankton | 70 days |
| Mar 3, 2:50 AM CST | High Wind Warning | UNR | Harding | 15 hr |
| Mar 3, 2:50 AM CST | Wind Advisory | UNR | Butte, Custer, Haakon, Jackson, Lawrence, Meade and 3 more | 15 hr |
| Mar 3, 9:37 AM CST | Wind Advisory | ABR | Corson, Dewey, Jones, Lyman, Stanley | 8 hr |
| Mar 4, 8:48 AM CST | River Flood Warning | FSD | Beadle | 152 days |
| Mar 4, 8:48 AM CST | River Flood Warning | FSD | Yankton | 46 days |
| Mar 4, 8:48 AM CST | River Flood Warning | FSD | Turner | 21 days |
| Mar 4, 8:48 AM CST | River Flood Warning | FSD | Clay | 21 days |
| Mar 4, 2:19 PM CST | Wind Advisory | UNR | Butte, Haakon, Harding, Lawrence, Meade, Pennington and 2 more | 9 hr |
| Mar 4, 2:19 PM CST | Wind Advisory | UNR | Haakon, Jackson, Mellette, Todd, Tripp, Ziebach | 25 hr |
| Mar 4, 2:33 PM CST | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 27 hr |
| Mar 4, 2:44 PM CST | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Corson and 20 more | 27 hr |
| Mar 4, 2:58 PM CST | River Flood Warning | FSD | Minnehaha | 21 days |
| Mar 4, 3:56 PM CST | Special Weather Statement | ABR | Corson | 49 min |
| Mar 4, 3:57 PM CST | Special Weather Statement | UNR | Ziebach | 48 min |
| Mar 4, 4:25 PM CST | Severe Thunderstorm Warning | UNR | Butte, Harding, Meade, Perkins | 65 min |
| Mar 4, 4:51 PM CST | Mesoscale Discussion | SPC | Dewey, Haakon, Hughes, Hyde, Jackson, Jones and 9 more | 114 min |
| Mar 5, 9:43 AM CST | River Flood Warning | FSD | Brookings, Moody | 21 days |
| Mar 5, 3:00 PM CST | Fire Weather Watch | UNR | Bennett, Custer, Fall River, Jackson, Meade, Mellette and 3 more | 36 hr |
| Mar 6, 2:24 AM CST | Dense Fog Advisory | ABR | Brown, Spink | 5 hr |
| Mar 6, 10:41 AM CST | River Flood Warning | FSD | Minnehaha, Moody | 21 days |
| Mar 7, 3:19 AM CST | Red Flag Warning | UNR | Bennett, Custer, Fall River, Haakon, Jackson, Meade and 5 more | 16 hr |
| Mar 7, 3:51 AM CST | River Flood Warning | FSD | Union | 31 hr |
| Mar 7, 8:17 AM CST | River Flood Warning | ABR | Corson | 70 hr |
| Mar 8, 6:29 AM CDT | River Flood Warning | ABR | Spink | 132 days |
| Mar 8, 12:40 PM CDT | River Flood Warning | FSD | Minnehaha, Moody | 4 hr |
| Mar 8, 10:44 PM CDT | River Flood Warning | FSD | Brookings | 33 hr |
| Mar 9, 12:32 AM CDT | River Flood Warning | ABR | Codington | 25 hr |
| Mar 9, 3:05 AM CDT | River Flood Warning | FSD | Minnehaha | 21 days |
| Mar 9, 9:27 AM CDT | River Flood Warning | ABR | Spink | 25 days |
| Mar 9, 9:33 AM CDT | River Flood Warning | FSD | Moody | 21 days |
| Mar 9, 9:33 AM CDT | River Flood Warning | FSD | Union | 54 hr |
| Mar 9, 9:33 AM CDT | River Flood Warning | FSD | Union | 4 days |
| Mar 9, 11:46 AM CDT | River Flood Warning | ABR | Hamlin | 7 days |
| Mar 9, 4:29 PM CDT | River Flood Warning | FSD | Minnehaha, Moody | 21 days |
| Mar 10, 3:39 PM CDT | Fire Weather Watch | UNR | Custer, Fall River | 12 hr |
| Mar 11, 2:59 AM CDT | Dense Fog Advisory | FSD | Bon Homme, Clay, Hutchinson, Lake, Lincoln, McCook and 5 more | 9 hr |
| Mar 11, 3:53 AM CDT | Red Flag Warning | UNR | Custer, Fall River, Oglala Lakota | 16 hr |
| Mar 11, 7:14 AM CDT | River Flood Warning | ABR | Spink | 7 days |
| Mar 11, 7:41 AM CDT | River Flood Warning | FSD | Brookings | 21 days |
| Mar 12, 9:56 AM CDT | River Flood Warning | ABR | Spink | 8 days |
| Mar 12, 3:10 PM CDT | Winter Storm Watch | UNR | Custer, Fall River, Pennington | 13 hr |
| Mar 13, 3:47 AM CDT | Winter Weather Advisory | FSD | Bon Homme, Brule, Charles Mix, Clay, Gregory, Union and 1 more | 32 hr |
| Mar 13, 4:13 AM CDT | Winter Storm Warning | UNR | Custer, Fall River, Lawrence, Meade, Pennington | 29 hr |
| Mar 13, 4:13 AM CDT | Winter Weather Advisory | UNR | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 7 more | 32 hr |
| Mar 13, 2:29 PM CDT | Winter Weather Advisory | ABR | Jones, Lyman | 23 hr |
| Mar 13, 8:00 PM CDT | River Flood Warning | FSD | Brookings, Hamlin | 54 hr |
| Mar 16, 3:09 PM CDT | Winter Storm Watch | UNR | Bennett, Fall River, Jackson, Mellette, Oglala Lakota, Todd and 1 more | 49 hr |
| Mar 18, 3:10 AM CDT | Winter Weather Advisory | UNR | Bennett, Fall River, Harding, Jackson, Lawrence, Meade and 6 more | 40 hr |
| Mar 18, 9:45 AM CDT | River Flood Warning | FSD | Union | 5 days |
| Mar 18, 9:45 AM CDT | River Flood Warning | FSD | Union | 21 days |
| Mar 18, 3:00 PM CDT | Winter Weather Advisory | FSD | Aurora, Bon Homme, Brookings, Charles Mix, Clay, Davison and 14 more | 37 hr |
| Mar 18, 9:22 PM CDT | Winter Weather Advisory | ABR | Campbell, Corson, McPherson | 14 hr |
| Mar 19, 3:22 AM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Clark, Codington, Day and 18 more | 21 hr |
| Mar 19, 3:23 AM CDT | Dense Fog Advisory | FSD | Brookings, Kingsbury, Lake, Minnehaha, Moody | 6 hr |
| Mar 19, 3:23 AM CDT | Wind Advisory | FSD | Beadle, Brule, Jerauld, Kingsbury | 19 hr |
| Mar 19, 5:45 PM CDT | Mesoscale Discussion | SPC | Bon Homme, Charles Mix, Clay, Douglas, Gregory, Hutchinson and 2 more | 3 hr |
| Mar 21, 8:53 AM CDT | River Flood Warning | ABR | Hamlin | 48 hr |
| Mar 22, 5:55 AM CDT | River Flood Warning | FSD | Brookings | 24 hr |
| Mar 23, 6:32 AM CDT | Dense Fog Advisory | FSD | Clay, Lake, Lincoln, Minnehaha, Moody, Turner and 2 more | 4 hr |
| Mar 23, 2:22 PM CDT | River Flood Warning | ABR | Brown | 48 hr |
| Mar 25, 6:10 AM CDT | Dense Fog Advisory | FSD | Minnehaha, Moody | 3 hr |
| Mar 25, 8:03 AM CDT | River Flood Warning | FSD | Brookings | 19 days |
| Mar 25, 8:33 AM CDT | River Flood Warning | FSD | Brookings, Moody | 21 days |
| Mar 25, 1:45 PM CDT | River Flood Warning | FSD | Brookings, Hamlin | 21 days |
| Mar 25, 3:16 PM CDT | River Flood Warning | ABR | Hamlin | 6 days |
| Mar 25, 5:35 PM CDT | Dense Fog Advisory | UNR | Lawrence, Meade, Pennington | 5 hr |
| Mar 26, 9:59 AM CDT | River Flood Warning | FSD | Minnehaha | 13 days |
| Mar 27, 3:44 AM CDT | Flood Watch | FSD | Bon Homme, Brookings, Charles Mix, Clay, Davison, Douglas and 12 more | 42 hr |
| Mar 27, 8:56 AM CDT | Dense Fog Advisory | ABR | Brown, Campbell, Corson, Dewey, Edmunds, Faulk and 8 more | 3 hr |
| Mar 27, 11:15 AM CDT | River Flood Warning | FSD | Minnehaha, Moody | 21 days |
| Mar 27, 11:15 AM CDT | River Flood Warning | FSD | Lincoln, Minnehaha | 21 days |
| Mar 27, 11:15 AM CDT | River Flood Warning | FSD | Union | 8 days |
| Mar 27, 11:15 AM CDT | River Flood Warning | FSD | Union | 9 days |
| Mar 27, 11:15 AM CDT | River Flood Warning | FSD | Turner | 21 days |
| Mar 27, 11:15 AM CDT | River Flood Warning | FSD | Clay | 21 days |
| Mar 27, 3:41 PM CDT | Wind Advisory | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 36 hr |
| Mar 28, 3:31 AM CDT | Flood Watch | FSD | McCook | 18 hr |
| Mar 28, 1:35 PM CDT | River Flood Warning | ABR | Brown | 18 hr |
| Mar 28, 11:21 PM CDT | River Flood Warning | FSD | Minnehaha | 21 days |
| Mar 29, 10:02 AM CDT | River Flood Warning | FSD | Brookings, Hamlin | 21 days |
| Mar 29, 3:21 PM CDT | River Flood Warning | FSD | Lincoln | 23 hr |
| Mar 29, 3:21 PM CDT | River Flood Warning | FSD | Lincoln | 21 days |
| Mar 30, 8:50 AM CDT | River Flood Warning | FSD | Union | 21 days |
| Mar 31, 4:46 AM CDT | Winter Storm Watch | UNR | Butte, Custer, Lawrence, Meade, Pennington, Perkins and 1 more | 24 hr |
| Mar 31, 5:32 AM CDT | Dense Fog Advisory | UNR | Bennett, Custer, Haakon, Jackson, Meade, Mellette and 5 more | 3 hr |
| Mar 31, 10:39 AM CDT | River Flood Warning | FSD | Clay | 34 hr |
| Mar 31, 3:05 PM CDT | Winter Weather Advisory | UNR | Bennett, Butte, Custer, Fall River, Haakon, Harding and 10 more | 58 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 | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 2 |
| Flooding | |
| River Flood Warning | 50 |
| Flood Watch | 2 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 7 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 11 |
| Fire | |
| Red Flag Warning | 2 |
| Fire Weather Watch | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 8 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Minnehaha County17
- Moody County15
- Union County15
- Brookings County14
- Meade County13
- Pennington County13
- Custer County11
- Clay County11
- Yankton County10
- Jackson County10
- Fall River County10
- Turner County9
- Mellette County9
- Lincoln County9
- Perkins County8
- Haakon County8
- Lawrence County8
- Ziebach County8
- Todd County8
- Hamlin County8
- Oglala Lakota County8
- Corson County7
- Hutchinson County7
- Bon Homme County7
- Lake County7
- Spink County7
- Bennett County7
- Harding County6
- Butte County6
- Tripp County6
- Charles Mix County6
- Gregory County6
- McCook County6
- Brown County6
- Campbell County5
- McPherson County5
- Walworth County5
- Davison County5
- Jones County5
- Lyman County5
26 more counties
- Stanley County5
- Douglas County5
- Edmunds County4
- Sanborn County4
- Dewey County4
- Beadle County4
- Brule County4
- Hanson County4
- Kingsbury County4
- Miner County4
- Hughes County4
- Hyde County4
- Potter County4
- Sully County4
- Day County3
- Marshall County3
- Roberts County3
- Aurora County3
- Jerauld County3
- Codington County3
- Faulk County3
- Hand County3
- Buffalo County2
- Clark County2
- Deuel County2
- Grant County2
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.