Alert archive / Illinois / Mesoscale Discussions / 2003
Mesoscale Discussions in Illinois, September 2003
14 mesoscale discussions in September 2003. 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 2003. Tap one for its archive.
- Mesoscale Discussions
- 14
- Busiest day
- September 1, 20034 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 |
|---|---|---|---|---|
| Aug 31, 7:11 PM CDT | Mesoscale Discussion | SPC | Christian, Clark, Clay, Coles, Crawford, Cumberland and 13 more | 94 min |
| Aug 31, 9:44 PM CDT | Mesoscale Discussion | SPC | Bond, Clark, Clay, Clinton, Crawford, Cumberland and 8 more | 2 hr |
| Sep 1, 1:43 PM CDT | Mesoscale Discussion | SPC | Crawford, Edwards, Franklin, Gallatin, Hamilton, Hardin and 7 more | 2 hr |
| Sep 1, 3:38 PM CDT | Mesoscale Discussion | SPC | Crawford, Edwards, Jasper, Lawrence, Richland, Saline and 3 more | 97 min |
| Sep 23, 11:41 PM CDT | Mesoscale Discussion | SPC | Bureau, DeKalb, DuPage, Ford, Grundy, Iroquois and 11 more | 2 hr |
| Sep 24, 12:41 PM CDT | Mesoscale Discussion | SPC | Bond, Cass, Champaign, Christian, Clinton, Coles and 40 more | 2 hr |
| Sep 24, 3:26 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 33 more | 94 min |
| Sep 26, 12:21 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Cass, Christian, DeWitt and 23 more | 114 min |
| Sep 26, 4:32 PM CDT | Mesoscale Discussion | SPC | Champaign, Christian, Clark, Clay, Coles, Crawford and 19 more | 88 min |
| Sep 26, 5:06 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Bureau, Calhoun, Cass and 26 more | 84 min |
| Sep 26, 6:59 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Coles and 17 more | 91 min |
| Sep 26, 7:56 PM CDT | Mesoscale Discussion | SPC | Lawrence, Wabash | 94 min |
| Sep 26, 9:21 PM CDT | Mesoscale Discussion | SPC | Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 12 more | 54 min |
| Sep 26, 11:06 PM CDT | Mesoscale Discussion | SPC | Clark, Crawford, Lawrence | 84 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crawford County8
- Lawrence County8
- Christian County7
- Clark County6
- Cumberland County6
- Edwards County6
- Effingham County6
- Fayette County6
- Jasper County6
- Montgomery County6
- Richland County6
- Shelby County6
- Wabash County6
- Wayne County6
- Clay County5
- Coles County5
- Edgar County5
- Moultrie County5
- Bond County5
- Macon County5
- Marion County4
- White County4
- Marshall County4
- Putnam County4
- Tazewell County4
- Woodford County4
- Champaign County4
- DeWitt County4
- Douglas County4
- Logan County4
- Menard County4
- Piatt County4
- Sangamon County4
- Vermilion County4
- Clinton County3
- Franklin County3
- Hamilton County3
- Jefferson County3
- Saline County3
- Cass County3
49 more counties
- Fulton County3
- Greene County3
- McLean County3
- Macoupin County3
- Mason County3
- Morgan County3
- Peoria County3
- Scott County3
- Gallatin County2
- Hardin County2
- Bureau County2
- DeKalb County2
- DuPage County2
- Ford County2
- Grundy County2
- Iroquois County2
- Kankakee County2
- Kendall County2
- LaSalle County2
- Livingston County2
- Will County2
- Jackson County2
- Jersey County2
- Madison County2
- Monroe County2
- Perry County2
- Randolph County2
- Washington County2
- Adams County2
- Brown County2
- Calhoun County2
- Hancock County2
- Henderson County2
- Knox County2
- McDonough County2
- Pike County2
- Schuyler County2
- Stark County2
- Warren County2
- Lee County1
- Ogle County1
- Cook County1
- Kane County1
- Lake County1
- Saint Clair County1
- Johnson County1
- Pope County1
- Union County1
- Williamson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.