Alert archive / Nebraska / Sioux County / 2011
Weather alerts in Sioux County, Nebraska, July 2011
37 weather alerts in July 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 37
- Warnings
- 17
- Watches
- 6
- Advisories
- 2
- Busiest day
- July 11, 20116 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 |
|---|---|---|---|
| Jun 30, 7:25 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 1, 2:47 PM MDT | Mesoscale Discussion | SPC | 58 min |
| Jul 2, 12:17 PM MDT | Mesoscale Discussion | SPC | 58 min |
| Jul 2, 2:13 PM MDT | Tornado Watch | SPC | 8 hr |
| Jul 2, 4:59 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 2, 5:40 PM MDT | Severe Thunderstorm Warning | CYS | 38 min |
| Jul 2, 6:44 PM MDT | Severe Thunderstorm Warning | CYS | 61 min |
| Jul 2, 6:48 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jul 2, 6:56 PM MDT | Tornado Warning | CYS | 49 min |
| Jul 2, 7:23 PM MDT | Tornado Warning | CYS | 37 min |
| Jul 2, 7:41 PM MDT | Severe Thunderstorm Warning | CYS | 49 min |
| Jul 4, 4:35 PM MDT | Severe Thunderstorm Warning | CYS | 12 min |
| Jul 4, 4:45 PM MDT | Tornado Warning | CYS | 27 min |
| Jul 4, 5:08 PM MDT | Tornado Warning | CYS | 37 min |
| Jul 4, 5:41 PM MDT | Flash Flood Warning | CYS | 2 hr |
| Jul 6, 2:56 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 6, 3:19 PM MDT | Areal Flood Advisory | CYS | 75 min |
| Jul 6, 3:44 PM MDT | Flash Flood Warning | CYS | 3 hr |
| Jul 6, 4:59 PM MDT | Areal Flood Advisory | CYS | 3 hr |
| Jul 8, 3:29 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 3:48 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 11, 1:50 PM MDT | Mesoscale Discussion | SPC | 85 min |
| Jul 11, 2:07 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 11, 3:44 PM MDT | Tornado Warning | CYS | 46 min |
| Jul 11, 4:06 PM MDT | Tornado Watch | SPC | 5 hr |
| Jul 11, 4:24 PM MDT | Severe Thunderstorm Warning | CYS | 51 min |
| Jul 11, 5:08 PM MDT | Severe Thunderstorm Warning | CYS | 26 min |
| Jul 13, 10:26 PM MDT | Severe Thunderstorm Warning | CYS | 32 min |
| Jul 16, 3:47 PM MDT | Mesoscale Discussion | SPC | 58 min |
| Jul 16, 4:42 PM MDT | Severe Thunderstorm Warning | CYS | 27 min |
| Jul 16, 5:51 PM MDT | Severe Thunderstorm Warning | CYS | 27 min |
| Jul 24, 2:06 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Jul 25, 1:32 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Jul 25, 5:52 PM MDT | Severe Thunderstorm Warning | CYS | 68 min |
| Jul 29, 12:59 PM MDT | Mesoscale Discussion | SPC | 91 min |
| Jul 29, 1:54 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 29, 4:46 PM MDT | Mesoscale Discussion | SPC | 59 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 | 10 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 4 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 12 |
| Flooding | |
| Flash Flood Warning | 2 |
| Areal Flood Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.