Alert archive / Illinois / Mesoscale Discussions / 2020
Mesoscale Discussions in Illinois, March 2020
28 mesoscale discussions in March 2020. 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 2020. Tap one for its archive.
- Mesoscale Discussions
- 28
- Busiest day
- March 28, 202010 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 2, 3:54 PM CST | Mesoscale Discussion | SPC | Alexander, Johnson, Massac, Pope, Pulaski, Union | 2 hr |
| Mar 2, 6:39 PM CST | Mesoscale Discussion | SPC | Alexander, Franklin, Gallatin, Hardin, Jackson, Johnson and 6 more | 96 min |
| Mar 2, 9:00 PM CST | Mesoscale Discussion | SPC | Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 4 more | 90 min |
| Mar 12, 9:21 AM CDT | Mesoscale Discussion | SPC | Madison, Monroe, Saint Clair | 114 min |
| Mar 12, 11:13 AM CDT | Mesoscale Discussion | SPC | Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 4 more | 2 hr |
| Mar 12, 1:28 PM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 12 more | 2 hr |
| Mar 12, 2:31 PM CDT | Mesoscale Discussion | SPC | Alexander, Pulaski | 89 min |
| Mar 12, 3:20 PM CDT | Mesoscale Discussion | SPC | Hardin, Pope | 85 min |
| Mar 14, 11:01 AM CDT | Mesoscale Discussion | SPC | Champaign, DeWitt, Ford, Iroquois, Logan, McLean and 3 more | 119 min |
| Mar 19, 11:05 AM CDT | Mesoscale Discussion | SPC | Alexander, Massac, Pulaski, Union | 115 min |
| Mar 19, 3:40 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 65 min |
| Mar 26, 7:58 AM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Greene, Jersey, Macoupin, Madison and 2 more | 92 min |
| Mar 26, 9:51 PM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 5 more | 84 min |
| Mar 27, 1:20 AM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Jersey, Madison, Monroe, Saint Clair | 85 min |
| Mar 27, 3:43 AM CDT | Mesoscale Discussion | SPC | Bond, Clay, Clinton, Crawford, Edwards, Effingham and 10 more | 92 min |
| Mar 27, 5:15 PM CDT | Mesoscale Discussion | SPC | Monroe, Randolph | 90 min |
| Mar 27, 8:02 PM CDT | Mesoscale Discussion | SPC | Edwards, Franklin, Hamilton, Jackson, Jefferson, Lawrence and 10 more | 88 min |
| Mar 27, 8:33 PM CDT | Mesoscale Discussion | SPC | Calhoun | 87 min |
| Mar 27, 11:46 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Christian, Fayette, Greene, Jersey and 8 more | 89 min |
| Mar 28, 1:34 AM CDT | Mesoscale Discussion | SPC | Carroll, Henry, Jo Daviess, Mercer, Rock Island, Whiteside | 56 min |
| Mar 28, 10:18 AM CDT | Mesoscale Discussion | SPC | Champaign, Christian, DeWitt, Douglas, Ford, Iroquois and 8 more | 2 hr |
| Mar 28, 1:17 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clark, Clay, Clinton, Crawford and 34 more | 88 min |
| Mar 28, 1:33 PM CDT | Mesoscale Discussion | SPC | Adams, Hancock, Henderson | 117 min |
| Mar 28, 4:59 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hamilton, Hardin, Johnson, Massac, Pope and 2 more | 61 min |
| Mar 28, 5:21 PM CDT | Mesoscale Discussion | SPC | Brown, Fulton, Hancock, Henderson, Henry, Knox and 7 more | 84 min |
| Mar 28, 6:42 PM CDT | Mesoscale Discussion | SPC | Carroll, Jo Daviess, Stephenson | 93 min |
| Mar 28, 8:06 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Cass, DeKalb, DeWitt, Grundy and 17 more | 54 min |
| Mar 28, 10:23 PM CDT | Mesoscale Discussion | SPC | DeKalb, Ford, Grundy, Kendall, LaSalle, Livingston and 1 more | 97 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pulaski County10
- Alexander County9
- Massac County9
- Pope County9
- Union County9
- Johnson County8
- Hardin County8
- Saline County8
- Gallatin County7
- Williamson County7
- Madison County7
- Jersey County6
- Franklin County5
- Jackson County5
- Monroe County5
- Saint Clair County5
- Hamilton County5
- Bond County5
- Calhoun County5
- Jefferson County4
- Randolph County4
- White County4
- McLean County4
- Edwards County4
- Lawrence County4
- Wabash County4
- Wayne County4
- Macoupin County4
- Perry County3
- Washington County3
- DeWitt County3
- Ford County3
- Logan County3
- Macon County3
- Greene County3
- Montgomery County3
- Scott County3
- Morgan County3
- Sangamon County3
- Fayette County3
50 more counties
- Richland County3
- Carroll County3
- Champaign County2
- Iroquois County2
- Piatt County2
- Vermilion County2
- Pike County2
- Clay County2
- Clinton County2
- Crawford County2
- Effingham County2
- Jasper County2
- Marion County2
- Christian County2
- Henry County2
- Jo Daviess County2
- Mercer County2
- Rock Island County2
- Whiteside County2
- Mason County2
- Menard County2
- Hancock County2
- Henderson County2
- Peoria County2
- Stark County2
- DeKalb County2
- Grundy County2
- Kendall County2
- LaSalle County2
- Livingston County2
- Douglas County1
- Clark County1
- Cumberland County1
- Shelby County1
- Adams County1
- Brown County1
- Fulton County1
- Knox County1
- McDonough County1
- Schuyler County1
- Warren County1
- Stephenson County1
- Bureau County1
- Cass County1
- Lee County1
- Marshall County1
- Ogle County1
- Putnam County1
- Tazewell County1
- Woodford County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.