Alert archive / Iowa / Clay County / 2021
Weather alerts in Clay County, Iowa, December 2021
17 weather alerts in December 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 17
- Warnings
- 6
- Watches
- 2
- Advisories
- 4
- Busiest day
- December 15, 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 4, 3:11 PM CST | Wind Advisory | FSD | 35 hr |
| Dec 8, 3:31 AM CST | Winter Storm Watch | FSD | 32 hr |
| Dec 9, 11:23 AM CST | Winter Storm Warning | FSD | 40 hr |
| Dec 10, 12:27 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 10, 3:31 PM CST | Mesoscale Discussion | SPC | 4 hr |
| Dec 14, 4:04 AM CST | High Wind Warning | FSD | 47 hr |
| Dec 15, 2:56 AM CST | Dense Fog Advisory | FSD | 6 hr |
| Dec 15, 12:28 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 15, 1:23 PM CST | Tornado Watch | SPC | 7 hr |
| Dec 15, 3:55 PM CST | Mesoscale Discussion | SPC | 95 min |
| Dec 15, 4:42 PM CST | Tornado Warning | FSD | 33 min |
| Dec 15, 4:56 PM CST | Severe Thunderstorm Warning | FSD | 46 min |
| Dec 15, 5:08 PM CST | Tornado Warning | FSD | 37 min |
| Dec 15, 5:15 PM CST | Tornado Warning | FSD | 30 min |
| Dec 15, 5:16 PM CST | Mesoscale Discussion | SPC | 119 min |
| Dec 15, 9:07 PM CST | Wind Advisory | FSD | 9 hr |
| Dec 26, 1:52 PM CST | Wind Advisory | FSD | 22 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 |
| Tornado Warning | 3 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 5 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 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. Rebuilt daily.