Alert archive / Illinois / Mesoscale Discussions / 2011
Mesoscale Discussions in Illinois, November 2011
5 mesoscale discussions in November 2011. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in November 2011. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest day
- November 14, 20115 mesoscale discussions
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 |
|---|---|---|---|---|
| Nov 14, 4:12 AM CST | Mesoscale Discussion | SPC | Clark, Coles, Cumberland, Edgar, Shelby | 63 min |
| Nov 14, 11:24 AM CST | Mesoscale Discussion | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 14 more | 96 min |
| Nov 14, 12:27 PM CST | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 14 more | 2 hr |
| Nov 14, 3:38 PM CST | Mesoscale Discussion | SPC | Clark, Clay, Coles, Crawford, Cumberland, Edgar and 3 more | 2 hr |
| Nov 14, 5:32 PM CST | Mesoscale Discussion | SPC | Alexander, Clark, Clay, Crawford, Cumberland, Edgar and 23 more | 88 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County4
- Cumberland County4
- Edgar County4
- Coles County3
- Clay County3
- Crawford County3
- Jasper County3
- Richland County3
- Shelby County2
- Effingham County2
- Lawrence County2
- Alexander County2
- Edwards County2
- Franklin County2
- Gallatin County2
- Hamilton County2
- Hardin County2
- Jackson County2
- Jefferson County2
- Johnson County2
- Massac County2
- Perry County2
- Pope County2
- Pulaski County2
- Saline County2
- Union County2
- Wabash County2
- Wayne County2
- White County2
- Williamson County2
- Champaign County1
- Douglas County1
- Fayette County1
- Ford County1
- Iroquois County1
- Macon County1
- Moultrie County1
- Piatt County1
- Vermilion County1
- Marion County1
2 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.