Alert archive / Nebraska / Sioux County
Weather alerts in Sioux County, Nebraska, 2024
156 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Sioux County and its neighbors
Each county as a circle sized by its count in 2024. Tap one for its archive.
- Alerts
- 156
- Warnings
- 65
- Watches
- 29
- Advisories
- 12
- Busiest month
- July39 alerts
- Busiest day
- June 20, 20248 alerts
Over time
By month
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 |
|---|---|---|---|
| Jan 10, 1:48 AM MST | Wind Chill Watch | CYS | 26 hr |
| Jan 10, 1:03 PM MST | Winter Weather Advisory | CYS | 28 hr |
| Jan 11, 3:19 AM MST | Wind Chill Warning | CYS | 5 days |
| Jan 18, 12:57 AM MST | Wind Chill Advisory | CYS | 33 hr |
| Feb 2, 8:12 PM MST | Dense Fog Advisory | CYS | 13 hr |
| Feb 4, 12:05 AM MST | Dense Fog Advisory | CYS | 8 hr |
| Feb 15, 2:21 AM MST | Winter Weather Advisory | CYS | 45 hr |
| Feb 23, 10:11 AM MST | High Wind Warning | CYS | 3 days |
| Feb 25, 1:38 AM MST | Red Flag Warning | CYS | 16 hr |
| Feb 26, 2:33 AM MST | Red Flag Warning | CYS | 15 hr |
| Mar 1, 2:17 PM MST | Red Flag Warning | CYS | 28 hr |
| Mar 2, 12:22 AM MST | High Wind Watch | CYS | 25 hr |
| Mar 2, 9:02 PM MST | Fire Weather Watch | CYS | 4 hr |
| Mar 3, 1:25 AM MST | Red Flag Warning | CYS | 17 hr |
| Mar 9, 1:35 PM MST | Red Flag Warning | CYS | 27 hr |
| Mar 10, 2:32 PM MDT | Fire Weather Watch | CYS | 6 hr |
| Mar 10, 9:01 PM MDT | Red Flag Warning | CYS | 21 hr |
| Mar 20, 1:42 PM MDT | Fire Weather Watch | CYS | 24 hr |
| Mar 23, 2:45 AM MDT | Winter Storm Watch | CYS | 24 hr |
| Mar 24, 2:30 AM MDT | Winter Weather Advisory | CYS | 28 hr |
| Mar 31, 2:15 PM MDT | Winter Weather Advisory | CYS | 25 hr |
| Apr 4, 2:30 PM MDT | High Wind Watch | CYS | 25 hr |
| Apr 4, 2:31 PM MDT | Winter Storm Watch | CYS | 36 hr |
| Apr 5, 11:17 AM MDT | High Wind Warning | CYS | 17 hr |
| Apr 5, 3:07 PM MDT | Winter Storm Warning | CYS | 63 hr |
| Apr 14, 2:32 PM MDT | Red Flag Warning | CYS | 30 hr |
| Apr 15, 3:31 AM MDT | High Wind Warning | CYS | 38 hr |
| Apr 25, 12:51 PM MDT | Mesoscale Discussion | SPC | 114 min |
| Apr 25, 3:11 PM MDT | Tornado Warning | CYS | 34 min |
| Apr 29, 2:47 AM MDT | Fire Weather Watch | CYS | 23 hr |
| May 5, 12:15 AM MDT | High Wind Warning | CYS | 4 days |
| May 13, 7:43 PM MDT | Special Weather Statement | CYS | 32 min |
| May 17, 5:35 PM MDT | Severe Thunderstorm Warning | CYS | 37 min |
| May 19, 12:09 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 19, 12:57 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 29, 12:25 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 29, 2:27 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| May 29, 2:57 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 29, 4:55 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 2:11 AM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 1, 2:25 AM MDT | Special Weather Statement | CYS | 35 min |
| Jun 1, 2:57 AM MDT | Severe Thunderstorm Warning | CYS | 33 min |
| Jun 1, 3:39 AM MDT | Severe Thunderstorm Warning | CYS | 22 min |
| Jun 1, 1:08 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Jun 10, 12:43 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 10, 2:39 PM MDT | Severe Thunderstorm Warning | CYS | 51 min |
| Jun 10, 2:53 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 10, 3:28 PM MDT | Severe Thunderstorm Warning | CYS | 77 min |
| Jun 10, 6:10 PM MDT | Severe Thunderstorm Warning | CYS | 20 min |
| Jun 10, 6:19 PM MDT | Severe Thunderstorm Warning | CYS | 41 min |
| Jun 14, 2:39 PM MDT | Special Weather Statement | CYS | 36 min |
| Jun 14, 2:50 PM MDT | Special Weather Statement | CYS | 40 min |
| Jun 14, 3:22 PM MDT | Special Weather Statement | CYS | 23 min |
| Jun 15, 12:42 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 7:38 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 20, 12:43 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jun 20, 1:23 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 20, 3:16 PM MDT | Severe Thunderstorm Warning | CYS | 30 min |
| Jun 20, 3:24 PM MDT | Tornado Warning | CYS | 36 min |
| Jun 20, 3:33 PM MDT | Severe Thunderstorm Warning | CYS | 42 min |
| Jun 20, 4:11 PM MDT | Severe Thunderstorm Warning | CYS | 49 min |
| Jun 20, 4:14 PM MDT | Flash Flood Warning | CYS | 3 hr |
| Jun 20, 4:31 PM MDT | Flash Flood Warning | CYS | 3 hr |
| Jun 21, 1:27 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 21, 3:40 PM MDT | Special Weather Statement | CYS | 35 min |
| Jun 21, 4:05 PM MDT | Severe Thunderstorm Warning | CYS | 40 min |
| Jun 21, 4:40 PM MDT | Mesoscale Discussion | SPC | 95 min |
| Jun 23, 1:26 PM MDT | Heat Advisory | CYS | 29 hr |
| Jun 24, 2:59 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 27, 2:18 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jul 1, 1:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jul 1, 1:36 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jul 1, 1:40 PM MDT | Severe Thunderstorm Warning | CYS | 32 min |
| Jul 1, 2:11 PM MDT | Severe Thunderstorm Warning | CYS | 49 min |
| Jul 3, 7:47 PM MDT | Severe Thunderstorm Warning | CYS | 58 min |
| Jul 11, 2:48 PM MDT | Special Weather Statement | CYS | 27 min |
| Jul 11, 4:22 PM MDT | Mesoscale Discussion | SPC | 113 min |
| Jul 12, 2:39 AM MDT | Heat Advisory | CYS | 71 hr |
| Jul 12, 3:44 PM MDT | Mesoscale Discussion | SPC | 91 min |
| Jul 12, 9:41 PM MDT | Severe Thunderstorm Warning | CYS | 49 min |
| Jul 12, 10:31 PM MDT | Special Weather Statement | CYS | 29 min |
| Jul 12, 11:12 PM MDT | Severe Thunderstorm Warning | CYS | 78 min |
| Jul 14, 2:06 AM MDT | Red Flag Warning | CYS | 20 hr |
| Jul 15, 2:49 PM MDT | Mesoscale Discussion | SPC | 86 min |
| Jul 15, 4:46 PM MDT | Special Weather Statement | CYS | 29 min |
| Jul 17, 12:20 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 17, 1:00 PM MDT | Special Weather Statement | CYS | 30 min |
| Jul 17, 1:14 PM MDT | Severe Thunderstorm Warning | CYS | 31 min |
| Jul 17, 1:49 PM MDT | Special Weather Statement | CYS | 26 min |
| Jul 17, 2:10 PM MDT | Severe Thunderstorm Warning | CYS | 18 min |
| Jul 17, 2:39 PM MDT | Severe Thunderstorm Warning | CYS | 36 min |
| Jul 17, 2:58 PM MDT | Severe Thunderstorm Warning | CYS | 47 min |
| Jul 19, 3:50 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Jul 20, 1:08 PM MDT | Severe Thunderstorm Warning | CYS | 37 min |
| Jul 20, 1:45 PM MDT | Severe Thunderstorm Warning | CYS | 30 min |
| Jul 20, 1:57 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 21, 12:28 PM MDT | Areal Flood Advisory | CYS | 2 hr |
| Jul 21, 1:52 PM MDT | Severe Thunderstorm Warning | CYS | 23 min |
| Jul 21, 5:06 PM MDT | Special Weather Statement | CYS | 39 min |
| Jul 24, 1:40 AM MDT | Fire Weather Watch | CYS | 25 hr |
| Jul 24, 6:06 PM MDT | Red Flag Warning | CYS | 27 hr |
| Jul 25, 2:36 AM MDT | Heat Advisory | CYS | 31 hr |
| Jul 26, 2:45 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 26, 4:15 PM MDT | Severe Thunderstorm Warning | CYS | 18 min |
| Jul 26, 4:23 PM MDT | Flash Flood Warning | CYS | 79 min |
| Jul 27, 3:16 PM MDT | Mesoscale Discussion | SPC | 119 min |
| Jul 27, 5:33 PM MDT | Severe Thunderstorm Warning | CYS | 42 min |
| Jul 27, 5:58 PM MDT | Severe Thunderstorm Warning | CYS | 47 min |
| Jul 27, 6:39 PM MDT | Special Weather Statement | CYS | 66 min |
| Aug 2, 2:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| Aug 2, 3:07 PM MDT | Special Weather Statement | CYS | 38 min |
| Aug 2, 5:38 PM MDT | Severe Thunderstorm Warning | CYS | 33 min |
| Aug 3, 1:10 PM MDT | Fire Weather Watch | CYS | 13 hr |
| Aug 4, 1:39 AM MDT | Heat Advisory | CYS | 19 hr |
| Aug 4, 1:55 AM MDT | Red Flag Warning | CYS | 18 hr |
| Aug 7, 2:21 AM MDT | Special Weather Statement | CYS | 39 min |
| Aug 7, 12:57 PM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 7, 5:17 PM MDT | Severe Thunderstorm Warning | CYS | 43 min |
| Aug 19, 1:43 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 21, 1:55 PM MDT | Mesoscale Discussion | SPC | 65 min |
| Aug 23, 4:53 PM MDT | Mesoscale Discussion | SPC | 97 min |
| Aug 26, 11:15 AM MDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 26, 1:37 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Aug 26, 2:11 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 26, 3:51 PM MDT | Mesoscale Discussion | SPC | 84 min |
| Aug 26, 5:40 PM MDT | Special Weather Statement | CYS | 35 min |
| Aug 26, 6:11 PM MDT | Special Weather Statement | CYS | 34 min |
| Aug 26, 6:25 PM MDT | Severe Thunderstorm Warning | CYS | 35 min |
| Aug 27, 12:46 PM MDT | Red Flag Warning | CYS | 31 hr |
| Aug 31, 1:20 PM MDT | Fire Weather Watch | CYS | 24 hr |
| Sep 1, 1:49 PM MDT | Fire Weather Watch | CYS | 13 hr |
| Sep 1, 1:49 PM MDT | Red Flag Warning | CYS | 30 hr |
| Sep 2, 2:29 AM MDT | Red Flag Warning | CYS | 42 hr |
| Sep 11, 3:03 AM MDT | Fire Weather Watch | CYS | 10 hr |
| Sep 11, 1:14 PM MDT | Red Flag Warning | CYS | 31 hr |
| Sep 15, 4:00 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 15, 5:45 PM MDT | Severe Thunderstorm Warning | CYS | 45 min |
| Sep 15, 6:29 PM MDT | Severe Thunderstorm Warning | CYS | 36 min |
| Sep 15, 6:30 PM MDT | Severe Thunderstorm Warning | CYS | 45 min |
| Sep 15, 7:08 PM MDT | Severe Thunderstorm Warning | CYS | 37 min |
| Sep 17, 1:08 PM MDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 17, 2:54 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 17, 5:39 PM MDT | Special Weather Statement | CYS | 36 min |
| Sep 18, 1:45 PM MDT | Red Flag Warning | CYS | 5 hr |
| Sep 27, 1:10 PM MDT | Fire Weather Watch | CYS | 12 hr |
| Sep 28, 1:34 AM MDT | Fire Weather Watch | CYS | 42 hr |
| Sep 28, 1:34 AM MDT | Red Flag Warning | CYS | 65 hr |
| Sep 29, 7:33 PM MDT | Red Flag Warning | CYS | 23 hr |
| Sep 30, 1:11 AM MDT | Fire Weather Watch | CYS | 25 hr |
| Oct 1, 1:49 AM MDT | Red Flag Warning | CYS | 42 hr |
| Oct 3, 1:22 AM MDT | Fire Weather Watch | CYS | 24 hr |
| Oct 3, 1:35 PM MDT | Fire Weather Watch | CYS | 23 hr |
| Oct 3, 1:35 PM MDT | Red Flag Warning | CYS | 53 hr |
| Oct 15, 1:54 AM MDT | Fire Weather Watch | CYS | 12 hr |
| Oct 15, 1:31 PM MDT | Red Flag Warning | CYS | 29 hr |
| Oct 26, 6:30 PM MDT | Red Flag Warning | CYS | 24 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 | 33 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 9 |
| Mesoscale Discussion | 32 |
| Special Weather Statement | 18 |
| Flooding | |
| Flash Flood Warning | 3 |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 4 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Wind Chill Warning | 1 |
| Wind Chill Watch | 1 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 4 |
| High Wind Watch | 2 |
| Fire | |
| Red Flag Warning | 21 |
| Fire Weather Watch | 15 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20232025
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.