Alert archive / Nebraska / Sioux County / 2021
Weather alerts in Sioux County, Nebraska, July 2021
30 weather alerts in July 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 30
- Warnings
- 11
- Watches
- 3
- Advisories
- 4
- Busiest day
- July 9, 20216 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 |
|---|---|---|---|
| Jul 1, 1:14 PM MDT | Areal Flood Advisory | CYS | 3 hr |
| Jul 3, 3:01 PM MDT | Severe Thunderstorm Warning | CYS | 30 min |
| Jul 3, 3:33 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 3, 4:46 PM MDT | Severe Thunderstorm Warning | CYS | 28 min |
| Jul 4, 3:22 PM MDT | Severe Thunderstorm Warning | CYS | 38 min |
| Jul 7, 2:11 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 7, 3:58 PM MDT | Severe Thunderstorm Warning | CYS | 47 min |
| Jul 7, 4:39 PM MDT | Severe Thunderstorm Warning | CYS | 51 min |
| Jul 9, 1:38 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jul 9, 2:16 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jul 9, 3:32 PM MDT | Special Weather Statement | CYS | 28 min |
| Jul 9, 3:54 PM MDT | Severe Thunderstorm Warning | CYS | 36 min |
| Jul 9, 4:30 PM MDT | Severe Thunderstorm Warning | CYS | 45 min |
| Jul 9, 5:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jul 9, 8:04 PM MDT | Severe Thunderstorm Warning | CYS | 41 min |
| Jul 9, 8:31 PM MDT | Tornado Warning | CYS | 44 min |
| Jul 9, 9:01 PM MDT | Severe Thunderstorm Warning | CYS | 44 min |
| Jul 9, 9:33 PM MDT | Severe Thunderstorm Warning | CYS | 57 min |
| Jul 13, 2:21 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Jul 13, 4:25 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 13, 10:30 PM MDT | Mesoscale Discussion | SPC | 90 min |
| Jul 16, 2:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jul 17, 2:40 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 17, 4:20 PM MDT | Special Weather Statement | CYS | 40 min |
| Jul 17, 4:59 PM MDT | Special Weather Statement | CYS | 31 min |
| Jul 17, 6:36 PM MDT | Areal Flood Advisory | CYS | 3 hr |
| Jul 17, 7:08 PM MDT | Special Weather Statement | CYS | 37 min |
| Jul 17, 8:34 PM MDT | Special Weather Statement | CYS | 26 min |
| Jul 24, 5:49 PM MDT | Areal Flood Advisory | CYS | 101 min |
| Jul 26, 7:34 PM MDT | Heat Advisory | CYS | 49 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 | 10 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 3 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 5 |
| Flooding | |
| Areal Flood Advisory | 3 |
| Heat | |
| Heat 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.