Alert archive / Illinois / Mesoscale Discussions / 2024
Mesoscale Discussions in Illinois, March 2024
14 mesoscale discussions in March 2024. 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 March 2024. Tap one for its archive.
- Mesoscale Discussions
- 14
- Busiest day
- March 14, 20247 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 |
|---|---|---|---|---|
| Mar 4, 1:25 PM CST | Mesoscale Discussion | SPC | Adams, Boone, Bureau, Carroll, Cook, DeKalb and 27 more | 2 hr |
| Mar 13, 2:56 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Clinton, Greene, Jersey, Macoupin and 3 more | 3 hr |
| Mar 13, 7:44 PM CDT | Mesoscale Discussion | SPC | Calhoun, Jersey, Madison, Monroe, Saint Clair | 2 hr |
| Mar 14, 2:30 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Cass, Fulton, Hancock, Henderson and 5 more | 90 min |
| Mar 14, 5:35 AM CDT | Mesoscale Discussion | SPC | Champaign, Christian, DeWitt, Ford, Livingston, Logan and 11 more | 85 min |
| Mar 14, 7:39 AM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 35 more | 2 hr |
| Mar 14, 12:58 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Brown, Calhoun, Cass, Clinton and 18 more | 92 min |
| Mar 14, 3:55 PM CDT | Mesoscale Discussion | SPC | Bond, Brown, Calhoun, Cass, Champaign, Christian and 44 more | 65 min |
| Mar 14, 5:09 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Champaign, Christian, Clay, Clinton and 27 more | 96 min |
| Mar 14, 7:20 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Clinton, Crawford, Edwards, Franklin and 11 more | 85 min |
| Mar 14, 8:58 PM CDT | Mesoscale Discussion | SPC | Lawrence, Wabash | 62 min |
| Mar 22, 6:11 AM CDT | Mesoscale Discussion | SPC | Jo Daviess, Stephenson | 4 hr |
| Mar 29, 8:52 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, DeKalb, Ford, Grundy, Henderson and 19 more | 83 min |
| Mar 31, 5:26 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Cass, Champaign, Christian, Clark and 29 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clinton County6
- Greene County6
- Jersey County6
- Macoupin County6
- Madison County6
- Saint Clair County6
- Morgan County6
- Bond County5
- Calhoun County5
- Monroe County5
- Champaign County5
- Christian County5
- Macon County5
- Piatt County5
- Sangamon County5
- Jasper County5
- Jefferson County5
- Montgomery County5
- Washington County5
- Brown County4
- Cass County4
- Pike County4
- Scott County4
- DeWitt County4
- Ford County4
- Logan County4
- McLean County4
- Menard County4
- Clark County4
- Clay County4
- Coles County4
- Crawford County4
- Cumberland County4
- Douglas County4
- Edgar County4
- Effingham County4
- Fayette County4
- Marion County4
- Moultrie County4
- Richland County4
55 more counties
- Shelby County4
- Wayne County4
- Perry County4
- Adams County3
- Fulton County3
- Hancock County3
- Henderson County3
- McDonough County3
- Marshall County3
- Peoria County3
- Warren County3
- Mason County3
- Tazewell County3
- Edwards County3
- Lawrence County3
- Wabash County3
- Franklin County3
- Randolph County3
- Bureau County2
- Carroll County2
- DeKalb County2
- Grundy County2
- Henry County2
- Jo Daviess County2
- Kane County2
- Kendall County2
- Knox County2
- LaSalle County2
- Lee County2
- Mercer County2
- Ogle County2
- Putnam County2
- Rock Island County2
- Stark County2
- Stephenson County2
- Whiteside County2
- Will County2
- Schuyler County2
- Livingston County2
- Woodford County2
- Vermilion County2
- Jackson County2
- Boone County1
- Cook County1
- DuPage County1
- Lake County1
- McHenry County1
- Winnebago County1
- Iroquois County1
- Alexander County1
- Union County1
- Williamson County1
- Hamilton County1
- White County1
- Kankakee County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20232025
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.