Alert archive / South Dakota / Day County / 2021
Weather alerts in Day County, South Dakota, August 2021
25 weather alerts in August 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 25
- Warnings
- 12
- Watches
- 4
- Advisories
- 0
- Busiest day
- August 28, 20218 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 |
|---|---|---|---|
| Aug 7, 2:10 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 7:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 7, 11:25 PM CDT | Severe Thunderstorm Warning | ABR | 50 min |
| Aug 8, 3:37 AM CDT | Areal Flood Warning | ABR | 5 hr |
| Aug 22, 3:36 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 22, 5:59 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Aug 22, 6:14 PM CDT | Severe Thunderstorm Warning | ABR | 46 min |
| Aug 22, 6:57 PM CDT | Severe Thunderstorm Warning | ABR | 24 min |
| Aug 22, 7:17 PM CDT | Severe Thunderstorm Warning | ABR | 43 min |
| Aug 22, 8:05 PM CDT | Tornado Warning | ABR | 25 min |
| Aug 23, 10:11 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 23, 11:32 PM CDT | Mesoscale Discussion | SPC | 118 min |
| Aug 24, 12:56 AM CDT | Severe Thunderstorm Warning | ABR | 64 min |
| Aug 24, 6:06 AM CDT | Special Weather Statement | ABR | 24 min |
| Aug 26, 8:18 AM CDT | Severe Thunderstorm Warning | ABR | 57 min |
| Aug 26, 8:36 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 26, 9:50 AM CDT | High Wind Warning | ABR | 5 hr |
| Aug 28, 2:17 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 28, 2:32 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 28, 5:10 AM CDT | Severe Thunderstorm Warning | ABR | 65 min |
| Aug 28, 5:42 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 28, 6:15 AM CDT | Severe Thunderstorm Warning | ABR | 60 min |
| Aug 28, 7:08 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 28, 8:24 AM CDT | Special Weather Statement | ABR | 36 min |
| Aug 28, 8:26 AM CDT | Severe Thunderstorm Warning | ABR | 30 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 | 9 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 4 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 2 |
| Flooding | |
| Areal Flood Warning | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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.