Alert archive / Illinois / Mesoscale Discussions / 2014
Mesoscale Discussions in Illinois, September 2014
18 mesoscale discussions in September 2014. 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 September 2014. Tap one for its archive.
- Mesoscale Discussions
- 18
- Busiest day
- September 10, 20145 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 |
|---|---|---|---|---|
| Sep 5, 1:19 PM CDT | Mesoscale Discussion | SPC | Cook, Grundy, Iroquois, Kankakee, Will | 86 min |
| Sep 5, 2:38 PM CDT | Mesoscale Discussion | SPC | Bond, Brown, Calhoun, Cass, Champaign, Christian and 47 more | 67 min |
| Sep 5, 5:11 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Champaign and 31 more | 94 min |
| Sep 5, 5:36 PM CDT | Mesoscale Discussion | SPC | Cook, DuPage, Ford, Grundy, Iroquois, Kankakee and 3 more | 84 min |
| Sep 5, 7:52 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clark, Clay, Clinton, Coles and 28 more | 83 min |
| Sep 9, 9:44 AM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Cass, Clinton, Greene, Jefferson and 11 more | 2 hr |
| Sep 9, 5:02 PM CDT | Mesoscale Discussion | SPC | Monroe, Saint Clair | 88 min |
| Sep 10, 5:02 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Cass, Hancock, McDonough, Menard and 4 more | 118 min |
| Sep 10, 10:34 AM CDT | Mesoscale Discussion | SPC | Clark, Coles, Douglas, Edgar, Vermilion | 116 min |
| Sep 10, 1:48 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Champaign, Christian, Clark, Clay and 31 more | 117 min |
| Sep 10, 4:36 PM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 13 more | 84 min |
| Sep 10, 6:22 PM CDT | Mesoscale Discussion | SPC | Bond, Clark, Clay, Clinton, Coles, Crawford and 19 more | 83 min |
| Sep 15, 9:31 AM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Pike | 119 min |
| Sep 20, 1:25 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Cass, Cook, DeKalb, DeWitt and 33 more | 95 min |
| Sep 20, 4:22 PM CDT | Mesoscale Discussion | SPC | Champaign, Christian, Clark, Coles, Cumberland, Douglas and 12 more | 113 min |
| Sep 20, 5:19 PM CDT | Mesoscale Discussion | SPC | Ford, Iroquois | 56 min |
| Sep 20, 6:56 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Bureau, Cass, DeWitt, Fulton and 26 more | 2 hr |
| Sep 20, 8:34 PM CDT | Mesoscale Discussion | SPC | Clark, Coles, Cumberland, Douglas, Edgar, Vermilion | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Coles County8
- Monroe County8
- Clark County7
- Douglas County7
- Edgar County7
- Morgan County7
- Saint Clair County7
- Scott County7
- Bond County6
- Cass County6
- Clinton County6
- Cumberland County6
- Greene County6
- Jefferson County6
- Perry County6
- Randolph County6
- Vermilion County6
- Washington County6
- Calhoun County5
- DeWitt County5
- Fayette County5
- Jersey County5
- Logan County5
- Macon County5
- Macoupin County5
- Menard County5
- Montgomery County5
- Pike County5
- Sangamon County5
- Schuyler County5
- Shelby County5
- Iroquois County4
- Brown County4
- Champaign County4
- Christian County4
- Clay County4
- Effingham County4
- Franklin County4
- Hamilton County4
- Jackson County4
59 more counties
- Jasper County4
- McLean County4
- Madison County4
- Marion County4
- Mason County4
- Moultrie County4
- Piatt County4
- Tazewell County4
- Cook County3
- Grundy County3
- Kankakee County3
- Will County3
- Crawford County3
- Edwards County3
- Lawrence County3
- Richland County3
- Wayne County3
- Williamson County3
- Adams County3
- Fulton County3
- Peoria County3
- Woodford County3
- Ford County3
- Livingston County3
- McDonough County3
- DuPage County2
- Kendall County2
- Alexander County2
- Johnson County2
- Saline County2
- Union County2
- White County2
- Hancock County2
- Bureau County2
- Henderson County2
- Henry County2
- Knox County2
- LaSalle County2
- Marshall County2
- Mercer County2
- Putnam County2
- Stark County2
- Warren County2
- Wabash County1
- Gallatin County1
- Hardin County1
- Massac County1
- Pope County1
- Pulaski County1
- Boone County1
- DeKalb County1
- Kane County1
- Lake County1
- Lee County1
- McHenry County1
- Ogle County1
- Whiteside County1
- Winnebago County1
- Rock Island County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.