Alert archive / Iowa / Sioux County / 2012
Weather alerts in Sioux County, Iowa, September 2012
10 weather alerts in September 2012, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 10
- Warnings
- 7
- Watches
- 2
- Advisories
- 0
- Busiest day
- September 5, 20127 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 |
|---|---|---|---|
| Sep 4, 7:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Sep 4, 7:45 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 4, 8:14 PM CDT | Severe Thunderstorm Warning | FSD | 46 min |
| Sep 4, 8:55 PM CDT | Severe Thunderstorm Warning | FSD | 50 min |
| Sep 4, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | 48 min |
| Sep 4, 10:15 PM CDT | Severe Thunderstorm Warning | FSD | 45 min |
| Sep 4, 10:45 PM CDT | Severe Thunderstorm Warning | FSD | 45 min |
| Sep 6, 9:06 PM CDT | Severe Thunderstorm Warning | FSD | 39 min |
| Sep 21, 3:41 PM CDT | Freeze Watch | FSD | 11 hr |
| Sep 22, 3:09 AM CDT | Freeze Warning | FSD | 29 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 | 6 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 1 |
| Cold | |
| Freeze Warning | 1 |
| Freeze Watch | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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.