Alert archive / South Dakota / Pennington County / 2021
Weather alerts in Pennington County, South Dakota, August 2021
37 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
- 37
- Warnings
- 20
- Watches
- 8
- Advisories
- 1
- Busiest day
- August 14, 20219 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 5, 4:47 PM MDT | Special Weather Statement | UNR | 43 min |
| Aug 6, 1:43 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 6, 2:24 PM MDT | Severe Thunderstorm Warning | UNR | 36 min |
| Aug 6, 6:26 PM MDT | Special Weather Statement | UNR | 64 min |
| Aug 6, 7:06 PM MDT | Severe Thunderstorm Warning | UNR | 54 min |
| Aug 8, 9:07 PM MDT | Wind Advisory | UNR | 6 hr |
| Aug 9, 3:36 AM MDT | Fire Weather Watch | UNR | 24 hr |
| Aug 10, 3:10 AM MDT | Red Flag Warning | UNR | 18 hr |
| Aug 14, 12:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Aug 14, 1:57 PM MDT | Severe Thunderstorm Warning | UNR | 48 min |
| Aug 14, 2:37 PM MDT | Severe Thunderstorm Warning | UNR | 53 min |
| Aug 14, 2:44 PM MDT | Severe Thunderstorm Warning | UNR | 41 min |
| Aug 14, 3:18 PM MDT | Special Weather Statement | UNR | 42 min |
| Aug 14, 3:28 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 14, 3:30 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Aug 14, 4:04 PM MDT | Severe Thunderstorm Warning | UNR | 56 min |
| Aug 14, 4:40 PM MDT | Severe Thunderstorm Warning | UNR | 31 min |
| Aug 16, 1:41 PM MDT | Fire Weather Watch | UNR | 13 hr |
| Aug 16, 1:41 PM MDT | Red Flag Warning | UNR | 30 hr |
| Aug 19, 3:05 PM MDT | Special Weather Statement | UNR | 40 min |
| Aug 22, 2:12 PM MDT | Red Flag Warning | UNR | 30 hr |
| Aug 22, 7:20 PM MDT | Fire Weather Watch | UNR | 8 hr |
| Aug 26, 5:21 PM MDT | Severe Thunderstorm Warning | UNR | 54 min |
| Aug 26, 5:59 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Aug 26, 6:25 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 26, 6:54 PM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| Aug 26, 7:03 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 26, 7:48 PM MDT | Severe Thunderstorm Warning | UNR | 57 min |
| Aug 26, 8:38 PM MDT | Severe Thunderstorm Warning | UNR | 52 min |
| Aug 26, 9:02 PM MDT | Special Weather Statement | UNR | 58 min |
| Aug 30, 1:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Aug 30, 2:59 PM MDT | Severe Thunderstorm Warning | UNR | 61 min |
| Aug 30, 3:03 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 30, 4:09 PM MDT | Severe Thunderstorm Warning | UNR | 66 min |
| Aug 30, 8:30 PM MDT | Severe Thunderstorm Warning | UNR | 60 min |
| Aug 30, 8:57 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 30, 9:26 PM MDT | Severe Thunderstorm Warning | UNR | 64 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 | 17 |
| Severe Thunderstorm Watch | 5 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 5 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 3 |
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.