Alert archive / Illinois / Mesoscale Discussions
Mesoscale Discussions in Illinois, 2022
148 mesoscale discussions in 2022. 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 2022. Tap one for its archive.
- Mesoscale Discussions
- 148
- Busiest month
- July31 mesoscale discussions
- Busiest day
- April 30, 20227 mesoscale discussions
Over time
By month
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 |
|---|---|---|---|---|
| Jan 1, 2:27 PM CST | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, Grundy, Henderson and 18 more | 4 hr |
| Jan 8, 12:41 PM CST | Mesoscale Discussion | SPC | Champaign, Christian, Clark, Clay, Coles, Crawford and 22 more | 4 hr |
| Feb 1, 7:20 PM CST | Mesoscale Discussion | SPC | Adams, Brown, Hancock | 4 hr |
| Feb 2, 1:13 AM CST | Mesoscale Discussion | SPC | Adams, Brown, Cass, DeWitt, Ford, Fulton and 25 more | 6 hr |
| Feb 2, 1:44 AM CST | Mesoscale Discussion | SPC | Bond, Christian, Clinton, Fayette, Macoupin, Madison and 6 more | 6 hr |
| Feb 2, 7:11 AM CST | Mesoscale Discussion | SPC | Bond, Calhoun, Champaign, Christian, Coles, DeWitt and 28 more | 5 hr |
| Feb 2, 9:35 AM CST | Mesoscale Discussion | SPC | Bond, Clark, Clay, Clinton, Crawford, Cumberland and 19 more | 6 hr |
| Feb 2, 12:06 PM CST | Mesoscale Discussion | SPC | Edgar, Vermilion | 6 hr |
| Feb 3, 2:03 AM CST | Mesoscale Discussion | SPC | Monroe, Randolph, Saint Clair | 6 hr |
| Feb 3, 2:21 AM CST | Mesoscale Discussion | SPC | Alexander, Edwards, Gallatin, Hamilton, Hardin, Johnson and 9 more | 6 hr |
| Feb 17, 6:00 AM CST | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Greene, Jersey, Morgan and 2 more | 6 hr |
| Feb 17, 10:17 AM CST | Mesoscale Discussion | SPC | Adams, Brown, Cass, Champaign, Christian, DeWitt and 30 more | 5 hr |
| Feb 17, 3:17 PM CST | Mesoscale Discussion | SPC | Brown, Bureau, Cass, Cook, DeKalb, DeWitt and 30 more | 118 min |
| Feb 18, 8:07 PM CST | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 9 more | 3 hr |
| Feb 22, 3:00 AM CST | Mesoscale Discussion | SPC | Alexander, Johnson, Massac, Pope, Pulaski | 90 min |
| Feb 22, 5:46 AM CST | Mesoscale Discussion | SPC | Alexander, Johnson, Massac, Pope, Pulaski | 89 min |
| Feb 22, 7:30 AM CST | Mesoscale Discussion | SPC | Hardin | 90 min |
| Feb 23, 2:09 PM CST | Mesoscale Discussion | SPC | Alexander, Franklin, Hamilton, Jackson, Jefferson, Johnson and 11 more | 5 hr |
| Feb 24, 12:15 PM CST | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 22 more | 4 hr |
| Feb 24, 5:24 PM CST | Mesoscale Discussion | SPC | Clark, Clay, Crawford, Cumberland, Edgar, Edwards and 9 more | 4 hr |
| Mar 5, 6:33 PM CST | Mesoscale Discussion | SPC | Adams | 87 min |
| Mar 5, 7:51 PM CST | Mesoscale Discussion | SPC | Adams, Brown, Hancock, Henderson, McDonough, Mercer and 3 more | 114 min |
| Mar 5, 8:09 PM CST | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cass, Christian, DeKalb and 26 more | 96 min |
| Mar 5, 10:32 PM CST | Mesoscale Discussion | SPC | Cook, DuPage, Grundy, Kane, Kankakee, Kendall and 8 more | 88 min |
| Mar 5, 11:53 PM CST | Mesoscale Discussion | SPC | Edgar, Iroquois, Vermilion | 67 min |
| Mar 6, 10:48 PM CST | Mesoscale Discussion | SPC | Alexander, Massac, Pulaski, Union | 117 min |
| Mar 7, 1:31 AM CST | Mesoscale Discussion | SPC | Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 1 more | 89 min |
| Mar 18, 3:04 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 10 more | 116 min |
| Mar 18, 6:03 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Massac, Pope, Saline, White | 87 min |
| Mar 25, 2:18 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 14 more | 2 hr |
| Mar 30, 9:03 AM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clinton, Coles, DeWitt and 24 more | 117 min |
| Mar 30, 9:44 AM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Jackson, Monroe, Perry, Randolph and 1 more | 2 hr |
| Mar 30, 12:41 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 15 more | 2 hr |
| Mar 30, 5:32 PM CDT | Mesoscale Discussion | SPC | Clay, Crawford, Edwards, Franklin, Gallatin, Hamilton and 12 more | 88 min |
| Mar 30, 7:24 PM CDT | Mesoscale Discussion | SPC | Crawford, Lawrence | 96 min |
| Apr 13, 7:38 AM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Pike, Scott | 2 hr |
| Apr 13, 10:49 AM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Jackson, Johnson, Monroe, Perry and 6 more | 56 min |
| Apr 13, 12:32 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 10 more | 118 min |
| Apr 13, 1:48 PM CDT | Mesoscale Discussion | SPC | Champaign, Cook, DeKalb, DeWitt, DuPage, Ford and 21 more | 87 min |
| Apr 24, 10:56 AM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, DeWitt, DuPage, Ford and 15 more | 2 hr |
| Apr 24, 2:58 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clay, Clinton, Coles and 18 more | 92 min |
| Apr 24, 8:27 PM CDT | Mesoscale Discussion | SPC | Clay, Edwards, Franklin, Hamilton, Jackson, Jefferson and 9 more | 2 hr |
| Apr 30, 12:32 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cass, Christian, DeKalb and 33 more | 118 min |
| Apr 30, 1:09 PM CDT | Mesoscale Discussion | SPC | Alexander, Clinton, Franklin, Jackson, Jefferson, Johnson and 9 more | 2 hr |
| Apr 30, 2:43 PM CDT | Mesoscale Discussion | SPC | Rock Island | 92 min |
| Apr 30, 3:20 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, DuPage, Ford and 25 more | 85 min |
| Apr 30, 3:57 PM CDT | Mesoscale Discussion | SPC | Clinton, Madison, Monroe, Perry, Randolph, Saint Clair and 1 more | 63 min |
| Apr 30, 5:27 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 14 more | 2 hr |
| Apr 30, 6:02 PM CDT | Mesoscale Discussion | SPC | Boone, Champaign, Christian, Coles, Cook, DeKalb and 28 more | 118 min |
| May 11, 5:15 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, DeKalb, Grundy, LaSalle, Lee and 4 more | 60 min |
| May 13, 12:37 PM CDT | Mesoscale Discussion | SPC | Madison, Monroe, Randolph, Saint Clair | 2 hr |
| May 13, 2:53 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Henry, Lee, Ogle, Stark and 3 more | 97 min |
| May 13, 5:22 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Cass, Fulton, Greene and 13 more | 2 hr |
| May 15, 2:03 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Champaign, Christian, Clark, Clay and 40 more | 117 min |
| May 17, 6:12 PM CDT | Mesoscale Discussion | SPC | Adams, Hancock | 93 min |
| May 19, 10:05 AM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Clay, Clinton, Edwards, Effingham and 27 more | 2 hr |
| May 19, 12:17 PM CDT | Mesoscale Discussion | SPC | Alexander, Clinton, Franklin, Hamilton, Jackson, Jefferson and 10 more | 2 hr |
| May 19, 2:35 PM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Jackson, Johnson, Monroe, Perry and 5 more | 115 min |
| May 19, 5:10 PM CDT | Mesoscale Discussion | SPC | Edwards, Wabash, Wayne, White | 2 hr |
| May 20, 7:10 PM CDT | Mesoscale Discussion | SPC | Adams, Boone, Brown, Bureau, Calhoun, Cass and 48 more | 2 hr |
| May 21, 10:06 AM CDT | Mesoscale Discussion | SPC | Bond, Clark, Clay, Clinton, Coles, Crawford and 17 more | 114 min |
| May 21, 12:00 PM CDT | Mesoscale Discussion | SPC | Crawford, Gallatin, Lawrence, Wabash, White | 2 hr |
| May 25, 3:37 PM CDT | Mesoscale Discussion | SPC | Cook, DeKalb, DuPage, Grundy, Iroquois, Kane and 7 more | 113 min |
| May 25, 6:46 PM CDT | Mesoscale Discussion | SPC | Brown, Bureau, Cass, Christian, DeWitt, Fulton and 24 more | 119 min |
| May 26, 9:52 AM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Cass, Christian, Clinton and 23 more | 83 min |
| May 31, 3:40 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Bureau, Calhoun, Cass, Cook and 40 more | 2 hr |
| May 31, 6:22 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Bureau, Carroll, Fulton, Hancock and 14 more | 83 min |
| Jun 1, 1:58 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Massac, Pope, Saline, Wabash and 1 more | 92 min |
| Jun 1, 6:24 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Gallatin, Hamilton, Hardin, Johnson and 8 more | 96 min |
| Jun 6, 12:34 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Pope | 2 hr |
| Jun 6, 3:45 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Bureau, Carroll, Fulton, Hancock and 19 more | 2 hr |
| Jun 8, 4:51 AM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 2 more | 114 min |
| Jun 12, 10:15 AM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 29 more | 2 hr |
| Jun 13, 12:29 PM CDT | Mesoscale Discussion | SPC | Edgar, Iroquois, Vermilion | 2 hr |
| Jun 13, 5:38 PM CDT | Mesoscale Discussion | SPC | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 11 more | 2 hr |
| Jun 15, 1:22 PM CDT | Mesoscale Discussion | SPC | Jo Daviess, Stephenson | 113 min |
| Jun 15, 7:53 PM CDT | Mesoscale Discussion | SPC | Adams, Boone, Brown, Bureau, Carroll, DeKalb and 25 more | 97 min |
| Jun 17, 3:29 AM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Clinton and 12 more | 2 hr |
| Jun 17, 5:38 AM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clark, Clay, Clinton, Crawford and 32 more | 97 min |
| Jun 21, 5:26 PM CDT | Mesoscale Discussion | SPC | Jo Daviess | 94 min |
| Jun 25, 2:17 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Fulton, Hancock, Henderson, Knox and 6 more | 118 min |
| Jun 25, 7:16 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Bureau, Calhoun, Cass and 37 more | 89 min |
| Jun 25, 9:27 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 26 more | 93 min |
| Jun 25, 11:13 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Christian, Clinton, DeWitt, Effingham and 11 more | 62 min |
| Jun 26, 10:08 AM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 8 more | 2 hr |
| Jul 4, 1:40 PM CDT | Mesoscale Discussion | SPC | Bureau, Ford, Grundy, Iroquois, Kankakee, Kendall and 8 more | 2 hr |
| Jul 4, 2:22 PM CDT | Mesoscale Discussion | SPC | Boone, McHenry, Ogle, Stephenson, Winnebago | 113 min |
| Jul 4, 3:50 PM CDT | Mesoscale Discussion | SPC | Ford, Grundy, Iroquois, Kankakee, Livingston, Vermilion | 115 min |
| Jul 4, 5:40 PM CDT | Mesoscale Discussion | SPC | Champaign, Douglas, Edgar, Ford, Iroquois, Vermilion | 95 min |
| Jul 4, 6:33 PM CDT | Mesoscale Discussion | SPC | Boone, Jo Daviess, McHenry, Stephenson, Winnebago | 117 min |
| Jul 4, 9:47 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 6 more | 88 min |
| Jul 4, 11:25 PM CDT | Mesoscale Discussion | SPC | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 6 more | 95 min |
| Jul 5, 1:02 AM CDT | Mesoscale Discussion | SPC | Cook, DuPage, Kane, Will | 88 min |
| Jul 5, 3:32 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 7 more | 118 min |
| Jul 5, 6:29 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 9 more | 91 min |
| Jul 5, 8:41 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, DuPage, Henry and 12 more | 94 min |
| Jul 5, 10:24 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 18 more | 96 min |
| Jul 5, 11:58 PM CDT | Mesoscale Discussion | SPC | Bureau, Cook, DeKalb, DuPage, Grundy, Kane and 6 more | 2 hr |
| Jul 8, 4:42 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Calhoun, Cass, Christian, Clark and 54 more | 2 hr |
| Jul 11, 5:25 AM CDT | Mesoscale Discussion | SPC | Carroll, Jo Daviess, Rock Island, Whiteside | 65 min |
| Jul 11, 7:29 AM CDT | Mesoscale Discussion | SPC | Bureau, Henry, Knox, Lee, Mercer, Putnam and 3 more | 61 min |
| Jul 11, 3:40 PM CDT | Mesoscale Discussion | SPC | Champaign, Christian, Coles, Cumberland, Douglas, Edgar and 6 more | 2 hr |
| Jul 17, 6:35 PM CDT | Mesoscale Discussion | SPC | Alexander, Pulaski | 2 hr |
| Jul 20, 5:33 PM CDT | Mesoscale Discussion | SPC | Hardin, Massac, Pope | 87 min |
| Jul 21, 5:32 PM CDT | Mesoscale Discussion | SPC | Cook, Lake | 2 hr |
| Jul 22, 10:22 PM CDT | Mesoscale Discussion | SPC | Carroll, Jo Daviess, Mercer, Rock Island, Whiteside | 113 min |
| Jul 23, 1:06 AM CDT | Mesoscale Discussion | SPC | Cook, Lake | 2 hr |
| Jul 23, 2:05 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Henderson, Henry, Jo Daviess and 13 more | 2 hr |
| Jul 23, 5:35 AM CDT | Mesoscale Discussion | SPC | Bureau, Cook, DeKalb, DuPage, Grundy, Iroquois and 9 more | 85 min |
| Jul 23, 1:58 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Champaign, Coles, DeWitt, Douglas and 11 more | 2 hr |
| Jul 23, 2:36 PM CDT | Mesoscale Discussion | SPC | Boone, Jo Daviess, McHenry, Ogle, Stephenson, Winnebago | 84 min |
| Jul 23, 11:45 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, DeKalb, Jo Daviess, Lee, McHenry and 4 more | 2 hr |
| Jul 24, 2:05 AM CDT | Mesoscale Discussion | SPC | Boone, Kane, McHenry, Ogle, Stephenson, Winnebago | 85 min |
| Jul 24, 3:38 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Clinton, Coles, Crawford, Cumberland and 14 more | 2 hr |
| Jul 24, 7:27 PM CDT | Mesoscale Discussion | SPC | Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 7 more | 2 hr |
| Jul 28, 12:00 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clay, Clinton, Edwards, Franklin and 21 more | 2 hr |
| Aug 1, 3:44 AM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Coles, Cumberland, DeWitt, Douglas and 19 more | 3 hr |
| Aug 1, 3:07 PM CDT | Mesoscale Discussion | SPC | Clay, Edwards, Gallatin, Hamilton, Jasper, Lawrence and 4 more | 113 min |
| Aug 1, 5:51 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Coles, Crawford, Cumberland, Edwards and 9 more | 114 min |
| Aug 1, 7:52 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Crawford, Cumberland, Edwards, Effingham and 10 more | 113 min |
| Aug 2, 7:42 AM CDT | Mesoscale Discussion | SPC | Cass, Christian, Logan, Mason, Menard, Sangamon | 2 hr |
| Aug 3, 1:13 PM CDT | Mesoscale Discussion | SPC | Cook, DuPage, Lake | 62 min |
| Aug 3, 1:32 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Cass, Christian, DeWitt and 21 more | 88 min |
| Aug 3, 3:43 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Champaign, Christian, Clinton, Coles and 26 more | 92 min |
| Aug 3, 5:45 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Clinton, Crawford, Cumberland, Edwards and 18 more | 90 min |
| Aug 20, 12:51 PM CDT | Mesoscale Discussion | SPC | Brown, Bureau, Cass, Champaign, Christian, Coles and 37 more | 2 hr |
| Aug 20, 5:40 PM CDT | Mesoscale Discussion | SPC | DeWitt, Ford, Iroquois, Logan, McLean, Mason and 1 more | 95 min |
| Aug 20, 8:19 PM CDT | Mesoscale Discussion | SPC | Christian, Coles, Douglas, Edgar, Macon, Moultrie and 1 more | 56 min |
| Aug 28, 12:34 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, Henry, Jo Daviess and 11 more | 86 min |
| Aug 28, 3:48 PM CDT | Mesoscale Discussion | SPC | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 3 more | 87 min |
| Aug 29, 9:42 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 27 more | 2 hr |
| Aug 29, 12:53 PM CDT | Mesoscale Discussion | SPC | Cook, Ford, Grundy, Iroquois, Kankakee, Kendall and 4 more | 2 hr |
| Aug 29, 1:41 PM CDT | Mesoscale Discussion | SPC | Monroe, Randolph | 2 hr |
| Aug 29, 4:23 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 34 more | 2 hr |
| Aug 29, 6:41 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 29 more | 2 hr |
| Aug 29, 8:31 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 27 more | 119 min |
| Sep 3, 1:06 PM CDT | Mesoscale Discussion | SPC | Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 2 more | 2 hr |
| Sep 18, 3:56 PM CDT | Mesoscale Discussion | SPC | Hancock, Henderson | 2 hr |
| Sep 18, 8:41 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Cass, Fulton, Hancock, Henderson and 12 more | 3 hr |
| Sep 18, 11:28 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 30 more | 2 hr |
| Sep 19, 1:58 AM CDT | Mesoscale Discussion | SPC | Brown, Cass, Champaign, Christian, Clark, Coles and 25 more | 92 min |
| Sep 20, 3:34 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, DeKalb, Kane, Kendall, Lee and 4 more | 116 min |
| Nov 4, 2:05 PM CDT | Mesoscale Discussion | SPC | Adams, Boone, Brown, Bureau, Carroll, DeKalb and 27 more | 115 min |
| Nov 5, 9:51 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Champaign, Cook, DeKalb and 26 more | 114 min |
| Nov 10, 11:47 AM CST | Mesoscale Discussion | SPC | Jo Daviess | 88 min |
| Nov 12, 3:30 AM CST | Mesoscale Discussion | SPC | Bond, Clark, Clinton, Cumberland, Effingham, Fayette and 1 more | 4 hr |
| Dec 22, 10:59 AM CST | Mesoscale Discussion | SPC | Adams, Bond, Brown, Bureau, Calhoun, Carroll and 42 more | 4 hr |
| Dec 22, 3:39 PM CST | Mesoscale Discussion | SPC | Clark, Crawford, Edgar, Edwards, Gallatin, Hamilton and 12 more | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Macon County34
- DeWitt County33
- Ogle County32
- Christian County32
- LaSalle County31
- Lee County31
- McLean County31
- Piatt County31
- Bureau County30
- DeKalb County30
- Livingston County30
- Kendall County29
- Logan County29
- Mason County29
- Woodford County29
- Boone County28
- Kane County28
- McHenry County28
- Marshall County28
- Putnam County28
- Ford County28
- Brown County28
- Fulton County28
- Tazewell County28
- Carroll County27
- Grundy County27
- Stark County27
- Stephenson County27
- Winnebago County27
- Edwards County27
- Moultrie County27
- Shelby County27
- Peoria County27
- Sangamon County27
- DuPage County27
- Knox County26
- Whiteside County26
- Adams County26
- Menard County26
- Macoupin County26
62 more counties
- Iroquois County25
- White County25
- Greene County25
- Schuyler County25
- Cook County25
- Fayette County24
- Wabash County24
- Hancock County24
- Cass County24
- Morgan County24
- Scott County24
- Will County24
- Montgomery County24
- Hamilton County24
- Union County24
- Williamson County24
- Johnson County24
- Pope County24
- Saline County24
- Lake County24
- Henry County23
- Champaign County23
- Edgar County23
- Bond County23
- Monroe County23
- Randolph County23
- Franklin County23
- Perry County23
- Alexander County23
- Gallatin County23
- Hardin County23
- Pulaski County23
- Jo Daviess County22
- Warren County22
- Coles County22
- Cumberland County22
- Vermilion County22
- McDonough County22
- Clinton County22
- Madison County22
- Saint Clair County22
- Washington County22
- Massac County22
- Henderson County21
- Douglas County21
- Wayne County21
- Kankakee County21
- Jersey County21
- Rock Island County20
- Effingham County20
- Lawrence County20
- Calhoun County20
- Jackson County20
- Mercer County19
- Clark County19
- Clay County19
- Richland County19
- Pike County19
- Jefferson County19
- Crawford County17
- Marion County17
- Jasper County14
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.