Alert archive / Illinois / Clark County / Mesoscale Discussions
Mesoscale Discussions in Clark County, Illinois, 2026
37 mesoscale discussions in 2026. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.
Clark County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Mesoscale Discussions
- 37
- Busiest month
- June11 mesoscale discussions
- Busiest day
- June 17, 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 8, 7:50 PM CST | Mesoscale Discussion | SPC | 55 min |
| Feb 19, 11:34 AM CST | Mesoscale Discussion | SPC | 116 min |
| Feb 19, 2:56 PM CST | Mesoscale Discussion | SPC | 2 hr |
| Feb 19, 6:03 PM CST | Mesoscale Discussion | SPC | 87 min |
| Mar 7, 2:44 AM CST | Mesoscale Discussion | SPC | 2 hr |
| Mar 11, 4:23 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 15, 5:47 PM CDT | Mesoscale Discussion | SPC | 88 min |
| Mar 22, 3:50 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 22, 7:20 PM CDT | Mesoscale Discussion | SPC | 85 min |
| Mar 26, 2:48 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Mar 26, 10:27 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Apr 2, 5:11 PM CDT | Mesoscale Discussion | SPC | 94 min |
| Apr 14, 1:55 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 17, 8:09 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 27, 10:31 AM CDT | Mesoscale Discussion | SPC | 119 min |
| Apr 27, 8:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| May 4, 6:29 PM CDT | Mesoscale Discussion | SPC | 3 hr |
| May 4, 9:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| May 19, 12:31 PM CDT | Mesoscale Discussion | SPC | 119 min |
| Jun 8, 1:39 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 9, 7:05 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 11, 12:00 AM CDT | Mesoscale Discussion | SPC | 90 min |
| Jun 11, 8:25 PM CDT | Mesoscale Discussion | SPC | 65 min |
| Jun 17, 8:16 AM CDT | Mesoscale Discussion | SPC | 59 min |
| Jun 17, 10:43 AM CDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 17, 4:00 PM CDT | Mesoscale Discussion | SPC | 60 min |
| Jun 17, 6:50 PM CDT | Mesoscale Discussion | SPC | 115 min |
| Jun 21, 2:34 PM CDT | Mesoscale Discussion | SPC | 116 min |
| Jun 21, 4:23 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jun 21, 6:53 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 27, 1:08 PM CDT | Mesoscale Discussion | SPC | 97 min |
| Jul 27, 7:09 PM CDT | Mesoscale Discussion | SPC | 96 min |
| Aug 11, 5:24 PM CDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 12, 12:12 PM CDT | Mesoscale Discussion | SPC | 63 min |
| Aug 13, 11:03 PM CDT | Mesoscale Discussion | SPC | 117 min |
| Sep 5, 3:01 PM CDT | Mesoscale Discussion | SPC | 119 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.