Alert archive / Nebraska / Severe Thunderstorm Warnings / 2021
Severe Thunderstorm Warnings in Nebraska, September 2021
21 severe thunderstorm warnings in September 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in September 2021. Tap one for its archive.
- Severe Thunderstorm Warnings
- 21
- Busiest day
- September 17, 20217 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 5:49 PM CDT | Severe Thunderstorm Warning | CYS | Banner, Morrill, Scotts Bluff | 41 min |
| Sep 1, 6:06 PM CDT | Severe Thunderstorm Warning | CYS | Morrill | 39 min |
| Sep 1, 6:49 PM CDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill | 41 min |
| Sep 1, 7:09 PM CDT | Severe Thunderstorm Warning | LBF | Garden, Sheridan | 28 min |
| Sep 1, 7:49 PM CDT | Severe Thunderstorm Warning | GLD | Dundy | 56 min |
| Sep 1, 11:30 PM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 45 min |
| Sep 2, 6:14 PM CDT | Severe Thunderstorm Warning | GID | Buffalo, Kearney, Phelps | 46 min |
| Sep 5, 3:38 AM CDT | Severe Thunderstorm Warning | LBF | Arthur, Keith | 37 min |
| Sep 5, 4:18 AM CDT | Severe Thunderstorm Warning | LBF | Arthur | 42 min |
| Sep 5, 7:36 AM CDT | Severe Thunderstorm Warning | LBF | Holt | 39 min |
| Sep 11, 8:11 PM CDT | Severe Thunderstorm Warning | CYS | Cheyenne, Kimball | 49 min |
| Sep 11, 11:43 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Logan, McPherson, Thomas | 62 min |
| Sep 11, 11:59 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 61 min |
| Sep 16, 6:47 PM CDT | Severe Thunderstorm Warning | LBF | Deuel, Keith | 43 min |
| Sep 16, 7:20 PM CDT | Severe Thunderstorm Warning | LBF | Keith, Perkins | 40 min |
| Sep 16, 7:58 PM CDT | Severe Thunderstorm Warning | LBF | Arthur, Keith, Lincoln, McPherson, Perkins | 47 min |
| Sep 16, 8:21 PM CDT | Severe Thunderstorm Warning | LBF | Cherry | 39 min |
| Sep 16, 8:35 PM CDT | Severe Thunderstorm Warning | LBF | Blaine, Custer, Hooker, Lincoln, Logan, McPherson and 1 more | 55 min |
| Sep 17, 12:28 AM CDT | Severe Thunderstorm Warning | OAX | Cedar | 30 min |
| Sep 17, 12:29 AM CDT | Severe Thunderstorm Warning | FSD | Dixon | 46 min |
| Sep 17, 1:11 AM CDT | Severe Thunderstorm Warning | FSD | Dakota, Dixon | 49 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Keith County4
- Morrill County3
- Cherry County3
- Arthur County3
- McPherson County3
- Sheridan County2
- Blaine County2
- Custer County2
- Logan County2
- Thomas County2
- Perkins County2
- Lincoln County2
- Dixon County2
- Banner County1
- Scotts Bluff County1
- Box Butte County1
- Garden County1
- Dundy County1
- Buffalo County1
- Kearney County1
- Phelps County1
- Holt County1
- Cheyenne County1
- Kimball County1
- Deuel County1
- Hooker County1
- Cedar County1
- Dakota County1
Nearby
Alerts in force nowTornadoes on recordThe 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.