Alert archive / South Dakota / 2004
Weather alerts in South Dakota, April 2004
46 weather alerts in April 2004, 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 2004. Tap one for its archive.
- Alerts
- 46
- Warnings
- 34
- Watches
- 3
- Advisories
- 0
- Busiest day
- April 18, 200438 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 17, 11:10 PM CDT | Mesoscale Discussion | SPC | Brookings, Clay, Codington, Deuel, Grant, Hamlin and 10 more | 95 min |
| Apr 17, 11:20 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 40 min |
| Apr 17, 11:35 PM CDT | Severe Thunderstorm Watch | SPC | Bon Homme, Brookings, Codington, Deuel, Grant, Hamlin and 12 more | 5 hr |
| Apr 17, 11:43 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 32 min |
| Apr 18, 12:00 AM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 15 min |
| Apr 18, 12:08 AM CDT | Severe Thunderstorm Warning | FSD | Brookings | 37 min |
| Apr 18, 12:15 AM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 45 min |
| Apr 18, 12:55 AM CDT | Severe Thunderstorm Warning | FSD | Moody | 20 min |
| Apr 18, 2:37 AM CDT | Mesoscale Discussion | SPC | Brookings, Codington, Deuel, Grant, Hamlin, Kingsbury and 3 more | 53 min |
| Apr 18, 2:41 AM CDT | Severe Thunderstorm Warning | ABR | Day, Grant, Roberts | 34 min |
| Apr 18, 4:43 AM CDT | Mesoscale Discussion | SPC | Roberts | 32 min |
| Apr 18, 6:02 AM CDT | Severe Thunderstorm Warning | ABR | Marshall, Roberts | 13 min |
| Apr 18, 6:17 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 13 min |
| Apr 18, 1:42 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bennett, Brule, Buffalo, Charles Mix and 20 more | 3 hr |
| Apr 18, 2:09 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Spink | 36 min |
| Apr 18, 2:20 PM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Bon Homme, Brookings, Charles Mix, Clay and 16 more | 6 hr |
| Apr 18, 3:49 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 26 min |
| Apr 18, 3:52 PM CDT | Severe Thunderstorm Warning | FSD | Aurora | 23 min |
| Apr 18, 3:56 PM CDT | Severe Thunderstorm Warning | FSD | Union | 34 min |
| Apr 18, 3:59 PM CDT | Severe Thunderstorm Warning | FSD | Sanborn | 46 min |
| Apr 18, 4:13 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 32 min |
| Apr 18, 4:18 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 42 min |
| Apr 18, 4:31 PM CDT | Severe Thunderstorm Warning | FSD | Miner | 29 min |
| Apr 18, 4:38 PM CDT | Tornado Warning | FSD | Hutchinson | 37 min |
| Apr 18, 4:40 PM CDT | Tornado Watch | SPC | Union | 5 hr |
| Apr 18, 4:45 PM CDT | Severe Thunderstorm Warning | FSD | Union | 30 min |
| Apr 18, 4:46 PM CDT | Tornado Warning | FSD | Turner | 29 min |
| Apr 18, 4:50 PM CDT | Severe Thunderstorm Warning | FSD | Kingsbury | 25 min |
| Apr 18, 4:52 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 38 min |
| Apr 18, 4:59 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Lake | 46 min |
| Apr 18, 5:13 PM CDT | Tornado Warning | FSD | Union | 47 min |
| Apr 18, 5:17 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Minnehaha | 28 min |
| Apr 18, 5:23 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 37 min |
| Apr 18, 5:23 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bon Homme, Brookings, Charles Mix, Clay and 16 more | 2 hr |
| Apr 18, 5:26 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 34 min |
| Apr 18, 5:44 PM CDT | Severe Thunderstorm Warning | FSD | Union | 46 min |
| Apr 18, 5:47 PM CDT | Flash Flood Warning | FSD | Union | 58 min |
| Apr 18, 6:55 PM CDT | Severe Thunderstorm Warning | FSD | Union | 50 min |
| Apr 18, 7:05 PM CDT | Mesoscale Discussion | SPC | Union | 115 min |
| Apr 18, 7:10 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bon Homme, Brookings, Charles Mix, Clay and 15 more | 65 min |
| Apr 20, 12:05 PM CDT | Mesoscale Discussion | SPC | Bennett, Gregory, Jackson, Jones, Lyman, Mellette and 2 more | 85 min |
| Apr 20, 7:50 PM CDT | Severe Thunderstorm Warning | ABR | Campbell | 40 min |
| Apr 21, 2:48 PM CDT | Severe Thunderstorm Warning | FSD | Union | 27 min |
| Apr 21, 3:04 PM CDT | Mesoscale Discussion | SPC | Aurora, Bon Homme, Charles Mix, Clay, Davison, Douglas and 13 more | 2 hr |
| Apr 21, 3:15 PM CDT | Severe Thunderstorm Warning | FSD | Union | 30 min |
| Apr 21, 4:37 PM CDT | Severe Thunderstorm Warning | FSD | Union | 23 min |
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 | 30 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 9 |
| Flooding | |
| Flash Flood Warning | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Union County15
- Lake County10
- Brookings County9
- Minnehaha County9
- Moody County9
- Lincoln County8
- Miner County8
- Kingsbury County7
- McCook County7
- Turner County7
- Hutchinson County7
- Clay County6
- Roberts County6
- Bon Homme County6
- Aurora County6
- Charles Mix County6
- Hanson County5
- Yankton County5
- Davison County5
- Douglas County5
- Sanborn County5
- Grant County4
- Beadle County4
- Jerauld County4
- Codington County3
- Deuel County3
- Hamlin County3
- Gregory County3
- Tripp County3
- Bennett County2
- Jackson County2
- Jones County2
- Lyman County2
- Mellette County2
- Spink County2
- Todd County2
- Day County1
- Marshall County1
- Brule County1
- Buffalo County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20032005
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.