Alert archive / South Dakota / Mellette County / 2021
Weather alerts in Mellette County, South Dakota, August 2021
30 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
- 30
- Warnings
- 12
- Watches
- 6
- Advisories
- 1
- Busiest day
- August 23, 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 6, 6:07 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Aug 6, 7:21 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 6, 8:56 PM CDT | Severe Thunderstorm Warning | UNR | 64 min |
| Aug 6, 9:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 6, 9:30 PM CDT | Severe Thunderstorm Warning | UNR | 75 min |
| Aug 14, 4:28 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 14, 6:34 PM CDT | Severe Thunderstorm Warning | UNR | 41 min |
| Aug 14, 7:12 PM CDT | Severe Thunderstorm Warning | UNR | 33 min |
| Aug 16, 2:41 PM CDT | Fire Weather Watch | UNR | 13 hr |
| Aug 16, 2:41 PM CDT | Red Flag Warning | UNR | 30 hr |
| Aug 22, 6:21 AM CDT | Special Weather Statement | UNR | 84 min |
| Aug 22, 7:43 AM CDT | Special Weather Statement | UNR | 92 min |
| Aug 23, 2:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 23, 2:56 PM CDT | Special Weather Statement | UNR | 34 min |
| Aug 23, 3:45 PM CDT | Severe Thunderstorm Warning | UNR | 24 min |
| Aug 23, 4:58 PM CDT | Special Weather Statement | UNR | 47 min |
| Aug 23, 5:01 PM CDT | Severe Thunderstorm Warning | UNR | 59 min |
| Aug 23, 5:20 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 23, 5:55 PM CDT | Severe Thunderstorm Warning | UNR | 65 min |
| Aug 23, 6:28 PM CDT | Areal Flood Advisory | UNR | 5 hr |
| Aug 23, 7:02 PM CDT | Special Weather Statement | UNR | 43 min |
| Aug 23, 7:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 26, 7:25 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 26, 8:03 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 30, 7:25 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 30, 9:57 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 31, 12:29 AM CDT | Severe Thunderstorm Warning | UNR | 61 min |
| Aug 31, 1:02 AM CDT | Severe Thunderstorm Warning | UNR | 58 min |
| Aug 31, 1:19 AM CDT | Severe Thunderstorm Warning | UNR | 56 min |
| Aug 31, 1:57 AM CDT | Severe Thunderstorm Warning | UNR | 63 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 | 11 |
| Severe Thunderstorm Watch | 5 |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 5 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 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.