Alert archive / South Dakota / 2009
Weather alerts in South Dakota, August 2009
173 weather alerts in August 2009, 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 August 2009. Tap one for its archive.
- Alerts
- 173
- Warnings
- 112
- Watches
- 19
- Advisories
- 4
- Busiest day
- August 8, 200936 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 |
|---|---|---|---|---|
| Jul 31, 7:13 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 47 min |
| Jul 31, 7:43 PM CDT | Mesoscale Discussion | SPC | Clay, Lincoln, Minnehaha, Turner, Union, Yankton | 2 hr |
| Aug 2, 11:25 AM CDT | Red Flag Warning | ABR | 8 hr | |
| Aug 2, 2:35 PM CDT | Mesoscale Discussion | SPC | Brown, Campbell, Corson, Day, Edmunds, McPherson and 3 more | 115 min |
| Aug 2, 6:52 PM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 38 min |
| Aug 2, 7:38 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 37 min |
| Aug 2, 8:05 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson, McCook | 25 min |
| Aug 2, 8:32 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook, Minnehaha | 43 min |
| Aug 2, 8:32 PM CDT | Mesoscale Discussion | SPC | Brookings, Clay, Lake, Lincoln, McCook, Minnehaha and 4 more | 28 min |
| Aug 2, 8:41 PM CDT | Severe Thunderstorm Watch | SPC | Brookings, Lake, Lincoln, McCook, Minnehaha, Moody and 2 more | 6 hr |
| Aug 2, 9:16 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Turner | 44 min |
| Aug 2, 10:32 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Union, Yankton | 43 min |
| Aug 2, 10:57 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Lincoln, Union | 48 min |
| Aug 2, 11:21 PM CDT | Mesoscale Discussion | SPC | Union | 84 min |
| Aug 2, 11:32 PM CDT | Severe Thunderstorm Warning | FSD | Union | 28 min |
| Aug 3, 6:30 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 30 min |
| Aug 3, 6:57 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Day | 27 min |
| Aug 3, 6:58 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bennett, Bon Homme, Brookings, Brule and 41 more | 2 hr |
| Aug 3, 7:06 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Lyman, Stanley | 54 min |
| Aug 3, 7:29 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand, Hyde | 46 min |
| Aug 3, 7:35 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hughes, Hyde, Lyman, Stanley | 40 min |
| Aug 3, 7:46 PM CDT | Severe Thunderstorm Warning | ABR | Day, Marshall, Roberts | 34 min |
| Aug 3, 7:46 PM CDT | Mesoscale Discussion | SPC | Bennett, Custer, Fall River, Oglala Lakota | 119 min |
| Aug 3, 7:53 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River | 67 min |
| Aug 3, 8:02 PM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Bon Homme, Brule, Buffalo, Charles Mix and 14 more | 7 hr |
| Aug 3, 8:15 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hand, Hughes, Hyde, Lyman | 45 min |
| Aug 3, 8:32 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 58 min |
| Aug 3, 8:44 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 20 min |
| Aug 3, 8:53 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 67 min |
| Aug 3, 8:55 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule | 35 min |
| Aug 3, 8:59 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 61 min |
| Aug 3, 9:18 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 27 min |
| Aug 3, 9:26 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 49 min |
| Aug 3, 9:31 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Douglas | 29 min |
| Aug 3, 10:11 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 22 min |
| Aug 3, 10:40 PM CDT | Mesoscale Discussion | SPC | Aurora, Bon Homme, Charles Mix, Clay, Davison, Douglas and 5 more | 2 hr |
| Aug 3, 11:37 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 33 min |
| Aug 3, 11:39 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 51 min |
| Aug 4, 1:06 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 54 min |
| Aug 4, 4:37 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Custer, Fall River, Jackson, Lawrence, Meade and 1 more | 7 hr |
| Aug 4, 6:19 PM CDT | Mesoscale Discussion | SPC | Custer, Fall River, Lawrence, Meade, Oglala Lakota, Pennington | 56 min |
| Aug 4, 7:40 PM CDT | Mesoscale Discussion | SPC | Butte, Custer, Fall River, Lawrence, Meade, Oglala Lakota and 1 more | 65 min |
| Aug 4, 7:58 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River, Lawrence, Meade, Pennington | 77 min |
| Aug 4, 8:54 PM CDT | Severe Thunderstorm Warning | UNR | Custer, Fall River, Jackson, Lawrence, Meade, Pennington | 81 min |
| Aug 4, 9:37 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 41 min |
| Aug 4, 10:01 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson, Mellette, Pennington, Todd | 74 min |
| Aug 4, 10:30 PM CDT | Severe Thunderstorm Watch | SPC | Mellette, Todd | 7 hr |
| Aug 4, 11:37 PM CDT | Mesoscale Discussion | SPC | Todd | 83 min |
| Aug 5, 9:27 PM CDT | Mesoscale Discussion | SPC | Butte, Haakon, Jackson, Lawrence, Meade, Pennington and 1 more | 93 min |
| Aug 6, 12:49 AM CDT | Severe Thunderstorm Warning | UNR | Haakon | 56 min |
| Aug 6, 1:25 AM CDT | Severe Thunderstorm Warning | UNR | Haakon, Pennington | 65 min |
| Aug 6, 1:37 AM CDT | Severe Thunderstorm Warning | ABR | Jones | 53 min |
| Aug 6, 2:22 AM CDT | Severe Thunderstorm Warning | ABR | Jones | 38 min |
| Aug 6, 7:25 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 34 min |
| Aug 6, 7:47 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 58 min |
| Aug 6, 9:49 AM CDT | Areal Flood Advisory | UNR | Mellette, Tripp | 6 hr |
| Aug 6, 10:38 AM CDT | Mesoscale Discussion | SPC | Brule, Buffalo, Haakon, Jones, Lyman, Mellette and 2 more | 67 min |
| Aug 6, 12:00 PM CDT | Flash Flood Watch | UNR | Butte, Custer, Fall River, Lawrence, Meade, Pennington | 9 hr |
| Aug 6, 3:53 PM CDT | Mesoscale Discussion | SPC | Haakon, Jackson, Jones, Meade, Mellette, Pennington and 1 more | 97 min |
| Aug 6, 5:07 PM CDT | Tornado Watch | SPC | Bennett, Custer, Fall River, Haakon, Jackson, Lawrence and 4 more | 4 hr |
| Aug 6, 8:34 PM CDT | Mesoscale Discussion | SPC | Bennett, Custer, Jackson, Meade, Oglala Lakota, Pennington | 86 min |
| Aug 6, 8:37 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 39 min |
| Aug 6, 9:15 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Jackson, Mellette, Todd, Tripp | 6 hr |
| Aug 7, 12:50 PM CDT | Mesoscale Discussion | SPC | Butte, Harding | 115 min |
| Aug 7, 3:55 PM CDT | Mesoscale Discussion | SPC | Clay, Lincoln, Union, Yankton | 95 min |
| Aug 7, 5:06 PM CDT | Mesoscale Discussion | SPC | Butte, Custer, Harding, Lawrence, Meade, Oglala Lakota and 1 more | 84 min |
| Aug 7, 5:56 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Butte, Custer, Fall River, Haakon, Harding and 6 more | 6 hr |
| Aug 7, 6:19 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence, Meade | 56 min |
| Aug 7, 6:57 PM CDT | Severe Thunderstorm Warning | UNR | Meade | 63 min |
| Aug 7, 7:29 PM CDT | Severe Thunderstorm Warning | UNR | Meade, Pennington | 61 min |
| Aug 7, 8:14 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson, Meade, Pennington | 91 min |
| Aug 7, 8:29 PM CDT | Mesoscale Discussion | SPC | Buffalo, Haakon, Hughes, Hyde, Jackson, Jones and 3 more | 91 min |
| Aug 7, 8:57 PM CDT | Severe Thunderstorm Watch | SPC | Brule, Buffalo, Charles Mix, Gregory, Hand, Hughes and 8 more | 5 hr |
| Aug 7, 9:29 PM CDT | Severe Thunderstorm Warning | ABR | Jones, Stanley | 61 min |
| Aug 7, 9:44 PM CDT | Severe Thunderstorm Warning | UNR | Haakon, Jackson | 31 min |
| Aug 7, 9:47 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 73 min |
| Aug 7, 9:53 PM CDT | Mesoscale Discussion | SPC | Butte, Harding, Lawrence, Meade, Pennington, Perkins | 97 min |
| Aug 7, 10:25 PM CDT | Severe Thunderstorm Warning | UNR | Harding | 95 min |
| Aug 7, 11:22 PM CDT | Mesoscale Discussion | SPC | Buffalo, Hughes, Hyde, Jones, Lyman, Mellette and 2 more | 83 min |
| Aug 8, 2:25 AM CDT | Severe Thunderstorm Warning | UNR | Butte | 25 min |
| Aug 8, 2:38 AM CDT | Severe Thunderstorm Warning | UNR | Mellette, Todd, Tripp | 67 min |
| Aug 8, 3:18 AM CDT | Mesoscale Discussion | SPC | Bennett, Butte, Custer, Fall River, Haakon, Jackson and 6 more | 117 min |
| Aug 8, 4:13 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, McPherson | 32 min |
| Aug 8, 10:05 AM CDT | Severe Thunderstorm Warning | UNR | Tripp | 55 min |
| Aug 8, 10:52 AM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bennett, Brookings, Brown, Brule and 36 more | 23 min |
| Aug 8, 11:09 AM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 36 min |
| Aug 8, 11:15 AM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Bon Homme, Brookings, Brown, Brule and 31 more | 4 hr |
| Aug 8, 11:42 AM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule, Charles Mix, Douglas | 33 min |
| Aug 8, 12:10 PM CDT | Tornado Warning | FSD | Aurora, Davison, Douglas | 35 min |
| Aug 8, 12:16 PM CDT | Mesoscale Discussion | SPC | Brookings, Lincoln, Minnehaha, Moody | 29 min |
| Aug 8, 12:44 PM CDT | Tornado Warning | FSD | Davison, Hanson | 31 min |
| Aug 8, 12:47 PM CDT | Tornado Watch | SPC | Bon Homme, Brookings, Clay, Codington, Davison, Deuel and 14 more | 5 hr |
| Aug 8, 1:12 PM CDT | Tornado Warning | FSD | Hanson, Hutchinson, McCook | 33 min |
| Aug 8, 1:15 PM CDT | Tornado Warning | FSD | Hanson, McCook, Miner | 30 min |
| Aug 8, 1:42 PM CDT | Tornado Warning | FSD | McCook, Minnehaha | 33 min |
| Aug 8, 1:51 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 24 min |
| Aug 8, 1:55 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix, Gregory, Hutchinson, Yankton | 50 min |
| Aug 8, 1:57 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 48 min |
| Aug 8, 1:59 PM CDT | Tornado Warning | FSD | McCook, Minnehaha | 16 min |
| Aug 8, 2:12 PM CDT | Tornado Warning | FSD | Lake, McCook, Minnehaha, Moody | 33 min |
| Aug 8, 2:17 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Brown, Brule, Buffalo, Charles Mix and 16 more | 58 min |
| Aug 8, 2:25 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 35 min |
| Aug 8, 2:43 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson, Turner, Yankton | 30 min |
| Aug 8, 2:47 PM CDT | Tornado Warning | FSD | Bon Homme, Yankton | 23 min |
| Aug 8, 3:27 PM CDT | Mesoscale Discussion | SPC | Lincoln, Minnehaha, Turner | 33 min |
| Aug 8, 7:28 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence | 52 min |
| Aug 8, 7:56 PM CDT | Mesoscale Discussion | SPC | Butte, Custer, Lawrence, Meade, Pennington | 94 min |
| Aug 8, 8:00 PM CDT | Severe Thunderstorm Warning | UNR | Butte, Lawrence, Meade | 60 min |
| Aug 9, 3:39 PM CDT | Severe Thunderstorm Warning | UNR | 66 min | |
| Aug 9, 4:08 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand, Hyde, Sully | 52 min |
| Aug 9, 4:47 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand, Spink | 17 min |
| Aug 12, 2:22 PM CDT | Mesoscale Discussion | SPC | Bennett, Jackson, Mellette, Todd, Tripp | 83 min |
| Aug 12, 4:03 PM CDT | Mesoscale Discussion | SPC | Union | 87 min |
| Aug 12, 4:59 PM CDT | Severe Thunderstorm Warning | UNR | Jackson, Mellette | 61 min |
| Aug 12, 5:25 PM CDT | Severe Thunderstorm Warning | UNR | Jackson | 65 min |
| Aug 12, 5:39 PM CDT | Areal Flood Advisory | UNR | Jackson, Mellette | 2 hr |
| Aug 12, 8:01 PM CDT | Severe Thunderstorm Warning | UNR | Mellette | 40 min |
| Aug 12, 9:03 PM CDT | Severe Thunderstorm Warning | UNR | Tripp | 57 min |
| Aug 12, 9:17 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 58 min |
| Aug 12, 10:10 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Douglas | 50 min |
| Aug 12, 10:31 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule | 29 min |
| Aug 13, 12:24 AM CDT | Severe Thunderstorm Warning | ABR | Lyman | 51 min |
| Aug 13, 7:21 PM CDT | Severe Thunderstorm Warning | UNR | 54 min | |
| Aug 13, 9:07 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson, Mellette, Todd | 68 min |
| Aug 14, 2:32 PM CDT | Mesoscale Discussion | SPC | Mellette, Todd, Tripp | 58 min |
| Aug 14, 3:42 PM CDT | Mesoscale Discussion | SPC | Brown, Marshall, Roberts | 93 min |
| Aug 14, 4:28 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Buffalo, Hand, Hughes, Hyde, Jackson and 7 more | 6 hr |
| Aug 14, 4:36 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 39 min |
| Aug 14, 4:53 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 37 min |
| Aug 14, 5:21 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, McPherson | 54 min |
| Aug 14, 5:40 PM CDT | Severe Thunderstorm Watch | SPC | Brown, Day, Edmunds, Faulk, McPherson, Marshall and 1 more | 5 hr |
| Aug 14, 5:55 PM CDT | Severe Thunderstorm Warning | ABR | Brown, McPherson | 50 min |
| Aug 14, 6:18 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 27 min |
| Aug 14, 6:40 PM CDT | Flash Flood Warning | ABR | Brown, McPherson | 58 min |
| Aug 14, 7:45 PM CDT | Mesoscale Discussion | SPC | Hughes, Jones, Lyman, Mellette, Todd, Tripp | 60 min |
| Aug 14, 8:37 PM CDT | Mesoscale Discussion | SPC | Brown, Day, Marshall, Roberts | 53 min |
| Aug 14, 8:43 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 32 min |
| Aug 14, 9:16 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 12 min |
| Aug 14, 9:49 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Lyman | 26 min |
| Aug 15, 3:08 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Custer, Fall River, Jackson, Mellette, Todd and 1 more | 8 hr |
| Aug 15, 5:31 PM CDT | Severe Thunderstorm Warning | UNR | Fall River | 59 min |
| Aug 15, 6:17 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson | 58 min |
| Aug 15, 6:52 PM CDT | Mesoscale Discussion | SPC | Aurora, Bennett, Brule, Buffalo, Charles Mix, Faulk and 15 more | 53 min |
| Aug 15, 6:54 PM CDT | Severe Thunderstorm Warning | UNR | Bennett, Jackson, Mellette, Todd | 66 min |
| Aug 15, 8:05 PM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Brule, Buffalo, Charles Mix, Davison and 11 more | 5 hr |
| Aug 15, 8:07 PM CDT | Flash Flood Warning | FSD | Gregory | 3 hr |
| Aug 15, 9:19 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Jones, Lyman, Stanley | 41 min |
| Aug 15, 11:37 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bon Homme, Brown, Charles Mix, Clark and 17 more | 53 min |
| Aug 17, 9:57 AM CDT | River Flood Warning | ABR | Spink | 19 days |
| Aug 18, 3:35 PM CDT | Mesoscale Discussion | SPC | Bennett, Gregory, Haakon, Jackson, Jones, Lyman and 6 more | 115 min |
| Aug 18, 3:39 PM CDT | Areal Flood Advisory | ABR | Brown | 48 hr |
| Aug 18, 3:56 PM CDT | Flood Watch | ABR | Brown, Codington, Day, Deuel, Edmunds, Grant and 3 more | 28 hr |
| Aug 18, 5:49 PM CDT | Severe Thunderstorm Warning | UNR | Bennett | 56 min |
| Aug 18, 5:58 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Stanley, Sully | 47 min |
| Aug 18, 6:10 PM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Bennett, Brule, Buffalo, Charles Mix and 16 more | 5 hr |
| Aug 18, 6:21 PM CDT | Severe Thunderstorm Warning | UNR | Mellette, Todd | 54 min |
| Aug 18, 6:44 PM CDT | Severe Thunderstorm Warning | ABR | Dewey, Sully | 46 min |
| Aug 18, 6:51 PM CDT | Severe Thunderstorm Warning | ABR | Jones | 17 min |
| Aug 18, 7:27 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Sully | 48 min |
| Aug 18, 7:49 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Sully | 26 min |
| Aug 18, 8:15 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde | 60 min |
| Aug 18, 8:45 PM CDT | Flash Flood Warning | ABR | Hughes | 6 hr |
| Aug 18, 9:41 PM CDT | Mesoscale Discussion | SPC | Charles Mix, Gregory | 64 min |
| Aug 18, 10:14 PM CDT | Areal Flood Advisory | ABR | Brown, Day, Edmunds, Faulk, Spink | 5 hr |
| Aug 18, 11:12 PM CDT | Flash Flood Warning | ABR | Brown, Day, Grant, Roberts, Spink | 4 hr |
| Aug 19, 12:16 PM CDT | Mesoscale Discussion | SPC | Butte, Corson, Dewey, Harding, Meade, Perkins and 1 more | 119 min |
| Aug 19, 2:46 PM CDT | Mesoscale Discussion | SPC | Bon Homme, Clay, Hutchinson, Turner, Yankton | 119 min |
| Aug 19, 4:30 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 30 min |
| Aug 19, 4:57 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 33 min |
| Aug 19, 5:32 PM CDT | Severe Thunderstorm Watch | SPC | Union | 6 hr |
| Aug 23, 8:55 PM CDT | Tornado Watch | SPC | Harding, Perkins | 5 hr |
| Aug 24, 11:36 PM CDT | Severe Thunderstorm Warning | FSD | Union | 39 min |
| Aug 24, 11:55 PM CDT | Flash Flood Warning | FSD | Union | 3 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 | 97 |
| Tornado Warning | 8 |
| Severe Thunderstorm Watch | 14 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 38 |
| Flooding | |
| Flash Flood Warning | 5 |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Flood Watch | 1 |
| Areal Flood Advisory | 4 |
| Fire | |
| Red Flag Warning | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jackson County28
- Mellette County27
- Tripp County24
- Lyman County23
- Bennett County22
- Todd County22
- Brown County21
- Meade County21
- Gregory County20
- Pennington County20
- Hughes County18
- Jones County18
- Buffalo County17
- Charles Mix County17
- Aurora County16
- Hyde County16
- Stanley County16
- Lawrence County16
- Butte County16
- Union County15
- McCook County15
- Brule County15
- Custer County15
- Fall River County15
- Haakon County14
- Yankton County13
- Day County13
- Davison County13
- Douglas County13
- Hand County13
- Sully County13
- Minnehaha County12
- Lincoln County12
- Turner County12
- McPherson County12
- Hanson County12
- Clay County11
- Edmunds County10
- Roberts County10
- Bon Homme County10
26 more counties
- Hutchinson County10
- Spink County10
- Moody County9
- Lake County9
- Faulk County9
- Jerauld County9
- Beadle County8
- Sanborn County8
- Oglala Lakota County8
- Marshall County7
- Brookings County7
- Miner County7
- Harding County7
- Codington County6
- Grant County6
- Hamlin County6
- Clark County5
- Deuel County5
- Kingsbury County5
- Perkins County5
- Ziebach County4
- Dewey County3
- Corson County2
- Walworth County2
- Campbell County1
- Potter County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.