Alert archive / Nebraska / Sioux County / 2019
Weather alerts in Sioux County, Nebraska, September 2019
18 weather alerts in September 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 18
- Warnings
- 8
- Watches
- 3
- Advisories
- 1
- Busiest day
- September 10, 20198 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 |
|---|---|---|---|
| Sep 2, 5:39 AM MDT | Dense Fog Advisory | CYS | 3 hr |
| Sep 10, 5:06 AM MDT | Severe Thunderstorm Warning | CYS | 39 min |
| Sep 10, 10:18 AM MDT | Special Weather Statement | CYS | 57 min |
| Sep 10, 12:51 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Sep 10, 1:53 PM MDT | Tornado Watch | SPC | 7 hr |
| Sep 10, 4:36 PM MDT | Tornado Warning | CYS | 39 min |
| Sep 10, 4:38 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Sep 10, 5:15 PM MDT | Severe Thunderstorm Warning | CYS | 16 min |
| Sep 10, 5:59 PM MDT | Severe Thunderstorm Warning | CYS | 46 min |
| Sep 11, 11:28 AM MDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 11, 2:31 PM MDT | Severe Thunderstorm Watch | SPC | 10 hr |
| Sep 20, 2:07 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Sep 20, 4:02 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Sep 20, 4:11 PM MDT | Severe Thunderstorm Warning | CYS | 49 min |
| Sep 20, 4:52 PM MDT | Severe Thunderstorm Warning | CYS | 53 min |
| Sep 20, 4:58 PM MDT | Severe Thunderstorm Warning | CYS | 34 min |
| Sep 20, 5:28 PM MDT | Severe Thunderstorm Warning | CYS | 62 min |
| Sep 20, 6:53 PM MDT | Mesoscale Discussion | SPC | 2 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 | 7 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20182020
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.