Alert archive / Illinois / Jackson County / Mesoscale Discussions
Mesoscale Discussions in Jackson County, Illinois, 2026
33 mesoscale discussions in 2026. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.
Jackson County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Mesoscale Discussions
- 33
- Busiest month
- March7 mesoscale discussions
- Busiest day
- April 27, 20264 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 24, 11:00 PM CST | Mesoscale Discussion | SPC | 6 hr |
| Feb 19, 11:34 AM CST | Mesoscale Discussion | SPC | 116 min |
| Mar 4, 1:28 PM CST | Mesoscale Discussion | SPC | 3 hr |
| Mar 4, 5:30 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 7, 2:44 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 7, 5:40 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 12:23 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 3:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Mar 15, 5:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Apr 2, 3:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Apr 16, 3:22 PM CDT | Mesoscale Discussion | SPC | 113 min |
| Apr 27, 7:36 AM CDT | Mesoscale Discussion | SPC | 84 min |
| Apr 27, 1:44 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 3:58 PM CDT | Mesoscale Discussion | SPC | 92 min |
| Apr 27, 6:18 PM CDT | Mesoscale Discussion | SPC | 87 min |
| Apr 27, 8:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| May 19, 12:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 1, 6:01 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 9, 12:42 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Jun 21, 10:06 AM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 21, 6:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 25, 1:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 26, 3:36 PM CDT | Mesoscale Discussion | SPC | 114 min |
| Jun 27, 3:36 PM CDT | Mesoscale Discussion | SPC | 84 min |
| Jul 4, 4:56 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 10, 4:46 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jul 10, 7:26 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Jul 10, 11:01 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Aug 12, 4:33 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Aug 16, 3:11 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 16, 8:27 PM CDT | Mesoscale Discussion | SPC | 93 min |
| Aug 19, 8:52 PM CDT | Mesoscale Discussion | SPC | 83 min |
| Sep 20, 6:38 PM CDT | Mesoscale Discussion | SPC | 2 hr |
The busiest days
Days with the most alerts issued, by UTC date.
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.