Alert archive / Nebraska / Sioux County / 2026
Weather alerts in Sioux County, Nebraska, April 2026
11 weather alerts in April 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 11
- Warnings
- 7
- Watches
- 4
- Advisories
- 0
- Busiest day
- April 17, 20262 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 |
|---|---|---|---|
| Apr 9, 1:52 PM MDT | Red Flag Warning | CYS | 6 hr |
| Apr 10, 12:46 PM MDT | Fire Weather Watch | CYS | 22 hr |
| Apr 11, 11:01 AM MDT | Red Flag Warning | CYS | 57 hr |
| Apr 14, 12:46 PM MDT | Fire Weather Watch | CYS | 22 hr |
| Apr 15, 10:19 AM MDT | Red Flag Warning | CYS | 34 hr |
| Apr 17, 12:48 PM MDT | Fire Weather Watch | CYS | 25 hr |
| Apr 17, 12:48 PM MDT | Red Flag Warning | CYS | 31 hr |
| Apr 18, 2:12 PM MDT | Red Flag Warning | CYS | 54 hr |
| Apr 20, 1:03 PM MDT | Red Flag Warning | CYS | 55 hr |
| Apr 21, 12:20 AM MDT | High Wind Watch | CYS | 50 hr |
| Apr 22, 1:44 PM MDT | Red Flag Warning | CYS | 30 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Wind and dust | |
| High Wind Watch | 1 |
| Fire | |
| Red Flag Warning | 7 |
| Fire Weather Watch | 3 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.