Alert archive / Nebraska / Johnson County / Mesoscale Discussions
Mesoscale Discussions in Johnson County, Nebraska, 2021
25 mesoscale discussions in 2021. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.
Johnson County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Mesoscale Discussions
- 25
- Busiest month
- June7 mesoscale discussions
- Busiest day
- July 10, 20214 mesoscale discussions
Over time
By month
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 | Lasted |
|---|---|---|---|
| Jan 25, 4:58 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 25, 10:41 AM CST | Mesoscale Discussion | SPC | 6 hr |
| Jan 25, 3:26 PM CST | Mesoscale Discussion | SPC | 4 hr |
| May 8, 6:06 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 11, 10:28 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 18, 9:27 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 19, 11:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Jun 24, 1:36 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 24, 2:45 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 24, 5:30 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 24, 7:29 PM CDT | Mesoscale Discussion | SPC | 61 min |
| Jul 9, 9:12 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 9, 10:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 10, 1:20 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jul 10, 3:44 PM CDT | Mesoscale Discussion | SPC | 91 min |
| Jul 30, 8:16 PM CDT | Mesoscale Discussion | SPC | 59 min |
| Aug 7, 9:35 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Aug 20, 1:51 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 20, 3:57 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Aug 20, 7:06 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Aug 31, 3:02 AM CDT | Mesoscale Discussion | SPC | 118 min |
| Oct 23, 9:14 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| Dec 15, 12:28 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Dec 15, 2:30 PM CST | Mesoscale Discussion | SPC | 90 min |
| Dec 15, 3:55 PM CST | Mesoscale Discussion | SPC | 95 min |
The busiest days
Days with the most alerts issued, by UTC date.
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.