Alert archive / Iowa / Clayton County / 2021
Weather alerts in Clayton County, Iowa, 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
- 7
- Watches
- 6
- Advisories
- 2
- 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, 11:03 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 3:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 8, 9:50 PM CDT | Special Weather Statement | ARX | 55 min |
| Aug 9, 1:55 PM CDT | Heat Advisory | ARX | 28 hr |
| Aug 10, 1:12 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 10, 2:08 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 10, 2:26 PM CDT | Heat Advisory | ARX | 27 hr |
| Aug 10, 2:43 PM CDT | Severe Thunderstorm Warning | ARX | 62 min |
| Aug 10, 3:23 PM CDT | Severe Thunderstorm Warning | ARX | 52 min |
| Aug 11, 12:17 PM CDT | Tornado Watch | SPC | 8 hr |
| Aug 24, 6:00 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Aug 24, 12:44 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Aug 24, 1:52 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 24, 2:59 PM CDT | Severe Thunderstorm Warning | ARX | 61 min |
| Aug 26, 5:45 PM CDT | Flood Watch | ARX | 13 hr |
| Aug 27, 4:01 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Aug 27, 5:15 PM CDT | Tornado Watch | SPC | 6 hr |
| Aug 27, 7:29 PM CDT | Severe Thunderstorm Warning | ARX | 46 min |
| Aug 27, 7:38 PM CDT | Flash Flood Watch | ARX | 18 hr |
| Aug 27, 7:59 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 27, 8:03 PM CDT | Severe Thunderstorm Warning | ARX | 42 min |
| Aug 27, 9:57 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 28, 3:00 AM CDT | Special Weather Statement | ARX | 30 min |
| Aug 28, 3:06 AM CDT | River Flood Warning | ARX | 3 days |
| Aug 28, 3:06 AM CDT | River Flood Warning | ARX | 3 days |
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 | 5 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 2 |
| Flooding | |
| River Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Flood Watch | 1 |
| Heat | |
| Heat Advisory | 2 |
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. Rebuilt daily.