Alert archive / South Dakota / Clay County / 2012
Weather alerts in Clay County, South Dakota, May 2012
23 weather alerts in May 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 23
- Warnings
- 4
- Watches
- 7
- Advisories
- 2
- Busiest day
- May 4, 20124 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 | Lasted |
|---|---|---|---|
| May 1, 2:30 PM CDT | Mesoscale Discussion | SPC | 60 min |
| May 1, 2:59 PM CDT | Tornado Watch | SPC | 6 hr |
| May 2, 3:34 PM CDT | Mesoscale Discussion | SPC | 86 min |
| May 2, 10:43 PM CDT | Mesoscale Discussion | SPC | 62 min |
| May 4, 6:49 AM CDT | Mesoscale Discussion | SPC | 116 min |
| May 4, 1:50 PM CDT | Mesoscale Discussion | SPC | 25 min |
| May 4, 2:00 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
| May 4, 3:52 PM CDT | Mesoscale Discussion | SPC | 53 min |
| May 5, 6:49 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 5, 3:06 PM CDT | Flash Flood Watch | FSD | 13 hr |
| May 5, 3:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| May 5, 5:31 PM CDT | Tornado Watch | SPC | 5 hr |
| May 5, 10:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 5, 11:31 PM CDT | Mesoscale Discussion | SPC | 89 min |
| May 6, 10:31 AM CDT | River Flood Warning | FSD | 7 days |
| May 10, 9:33 PM CDT | Wind Advisory | FSD | 6 hr |
| May 21, 2:51 PM CDT | Wind Advisory | FSD | 29 hr |
| May 27, 2:58 PM CDT | Mesoscale Discussion | SPC | 62 min |
| May 27, 3:42 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 27, 6:31 PM CDT | Severe Thunderstorm Warning | FSD | 44 min |
| May 27, 6:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| May 27, 7:22 PM CDT | Flash Flood Warning | FSD | 7 hr |
| May 27, 9:32 PM CDT | Flash Flood Warning | FSD | 4 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 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 10 |
| Flooding | |
| Flash Flood Warning | 2 |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Wind and dust | |
| Wind Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe 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.