Alert archive / Illinois / Mesoscale Discussions / 2019
Mesoscale Discussions in Illinois, August 2019
23 mesoscale discussions in August 2019. 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 August 2019. Tap one for its archive.
- Mesoscale Discussions
- 23
- Busiest day
- August 18, 20194 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 6, 1:08 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Calhoun, Clay, Clinton, Edwards and 26 more | 2 hr |
| Aug 6, 3:47 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clay, Clinton, Crawford, Edwards and 28 more | 118 min |
| Aug 6, 5:43 PM CDT | Mesoscale Discussion | SPC | Alexander, Gallatin, Hardin, Johnson, Massac, Pope and 3 more | 92 min |
| Aug 12, 3:46 PM CDT | Mesoscale Discussion | SPC | Brown, Bureau, Carroll, Cass, Fulton, Hancock and 21 more | 89 min |
| Aug 12, 10:00 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Christian, Clark, Clay, Clinton and 31 more | 2 hr |
| Aug 12, 11:45 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Crawford, Edwards, Effingham, Jasper and 4 more | 2 hr |
| Aug 16, 4:32 PM CDT | Mesoscale Discussion | SPC | Cook, DuPage, Kane, Kendall, Lake, McHenry and 1 more | 2 hr |
| Aug 17, 8:00 AM CDT | Mesoscale Discussion | SPC | Bond, Bureau, Champaign, Christian, Clark, Coles and 42 more | 2 hr |
| Aug 18, 5:44 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 21 more | 91 min |
| Aug 18, 7:40 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 18 more | 2 hr |
| Aug 18, 12:35 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Clinton, Coles, Crawford, Cumberland and 23 more | 115 min |
| Aug 18, 3:29 PM CDT | Mesoscale Discussion | SPC | Alexander, Clark, Clay, Crawford, Edwards, Franklin and 18 more | 91 min |
| Aug 19, 7:07 PM CDT | Mesoscale Discussion | SPC | Bond, Clark, Clay, Clinton, Coles, Crawford and 21 more | 83 min |
| Aug 20, 5:43 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Bureau, Carroll, Cass, DeKalb and 27 more | 92 min |
| Aug 20, 9:04 AM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Bureau, Calhoun, Carroll and 78 more | 86 min |
| Aug 20, 12:12 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Clinton, Crawford, Cumberland, Edgar and 17 more | 2 hr |
| Aug 26, 2:06 AM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Scott | 114 min |
| Aug 26, 2:24 PM CDT | Mesoscale Discussion | SPC | Monroe | 66 min |
| Aug 26, 4:29 PM CDT | Mesoscale Discussion | SPC | Clark, Coles, Crawford, Cumberland, Douglas, Edgar and 3 more | 61 min |
| Aug 26, 5:48 PM CDT | Mesoscale Discussion | SPC | Alexander, Johnson, Massac, Pulaski, Union | 57 min |
| Aug 29, 10:55 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Fulton, Hancock, Henderson, McDonough and 1 more | 95 min |
| Aug 30, 2:26 PM CDT | Mesoscale Discussion | SPC | Monroe | 2 hr |
| Aug 30, 5:15 PM CDT | Mesoscale Discussion | SPC | Bond, Clinton, Madison, Monroe, Saint Clair, Washington | 90 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jasper County10
- Clay County9
- Edwards County9
- Richland County9
- Wabash County9
- Washington County9
- Wayne County9
- Crawford County9
- Effingham County9
- Clark County9
- Clinton County8
- Jefferson County8
- Marion County8
- Monroe County8
- Lawrence County8
- Bond County7
- Fayette County7
- Franklin County7
- Hamilton County7
- Madison County7
- Perry County7
- Randolph County7
- Saint Clair County7
- White County7
- Cumberland County7
- Williamson County6
- Bureau County6
- Henry County6
- LaSalle County6
- Lee County6
- Putnam County6
- Whiteside County6
- Coles County6
- Edgar County6
- Alexander County5
- Jackson County5
- Johnson County5
- Saline County5
- Union County5
- Carroll County5
62 more counties
- Marshall County5
- Mercer County5
- Rock Island County5
- Stark County5
- DuPage County5
- Kane County5
- Kendall County5
- Will County5
- DeKalb County5
- Ogle County5
- Calhoun County4
- Gallatin County4
- Jersey County4
- Massac County4
- Pulaski County4
- Brown County4
- Fulton County4
- Hancock County4
- Henderson County4
- Knox County4
- Logan County4
- McDonough County4
- Mason County4
- Menard County4
- Peoria County4
- Schuyler County4
- Tazewell County4
- Woodford County4
- Douglas County4
- Montgomery County4
- Moultrie County4
- Sangamon County4
- Scott County4
- Shelby County4
- Grundy County4
- Kankakee County4
- Hardin County3
- Pope County3
- Cass County3
- McLean County3
- Warren County3
- Christian County3
- Greene County3
- Macon County3
- Macoupin County3
- Morgan County3
- Pike County3
- Cook County3
- Lake County3
- McHenry County3
- Livingston County3
- Vermilion County3
- Adams County3
- Champaign County2
- DeWitt County2
- Ford County2
- Iroquois County2
- Piatt County2
- Boone County2
- Jo Daviess County2
- Stephenson County2
- Winnebago County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.