Alert archive / Illinois / Mesoscale Discussions / 2008
Mesoscale Discussions in Illinois, April 2008
20 mesoscale discussions in April 2008. 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 April 2008. Tap one for its archive.
- Mesoscale Discussions
- 20
- Busiest day
- April 25, 20086 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 31, 8:12 PM CDT | Mesoscale Discussion | SPC | Alexander, Jackson, Pulaski, Union | 63 min |
| Apr 3, 1:39 PM CDT | Mesoscale Discussion | SPC | Alexander, Gallatin, Hamilton, Hardin, Jackson, Johnson and 7 more | 66 min |
| Apr 8, 5:03 PM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Madison, Monroe, Randolph and 1 more | 57 min |
| Apr 8, 7:58 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Coles, Cumberland, DeWitt and 15 more | 92 min |
| Apr 8, 11:45 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Coles, Cumberland, DeWitt and 15 more | 90 min |
| Apr 10, 9:27 AM CDT | Mesoscale Discussion | SPC | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 6 more | 2 hr |
| Apr 10, 10:51 AM CDT | Mesoscale Discussion | SPC | Alexander, Johnson, Massac, Pope, Pulaski, Union | 84 min |
| Apr 10, 11:16 AM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 25 more | 2 hr |
| Apr 10, 1:41 PM CDT | Mesoscale Discussion | SPC | Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more | 2 hr |
| Apr 10, 6:44 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Hancock, Henderson, McDonough and 5 more | 61 min |
| Apr 10, 7:48 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 14 more | 57 min |
| Apr 10, 9:54 PM CDT | Mesoscale Discussion | SPC | Alexander, Clay, Edwards, Franklin, Gallatin, Hamilton and 15 more | 66 min |
| Apr 18, 3:07 PM CDT | Mesoscale Discussion | SPC | Alexander, Johnson, Massac, Pulaski, Union | 113 min |
| Apr 22, 9:41 AM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clay, Clinton, Effingham, Fayette and 10 more | 94 min |
| Apr 25, 4:22 AM CDT | Mesoscale Discussion | SPC | Henderson, Mercer, Rock Island | 23 min |
| Apr 25, 9:10 AM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Jo Daviess, Lee, Ogle, Rock Island and 3 more | 65 min |
| Apr 25, 12:21 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Carroll, Fulton, Hancock, Henderson and 10 more | 54 min |
| Apr 25, 3:28 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Henry, Jo Daviess, Knox, Lee and 7 more | 62 min |
| Apr 25, 5:18 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Henry, Jo Daviess, Knox, Lee and 7 more | 57 min |
| Apr 25, 6:01 PM CDT | Mesoscale Discussion | SPC | Bureau, Carroll, Henry, Jo Daviess, Knox, Lee and 7 more | 59 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Union County10
- Alexander County9
- Pulaski County9
- Johnson County8
- Jackson County7
- Massac County7
- Pope County6
- Williamson County6
- Mercer County6
- Rock Island County6
- Gallatin County5
- Hardin County5
- Saline County5
- White County5
- Warren County5
- Carroll County5
- Whiteside County5
- Hamilton County4
- Franklin County4
- Jefferson County4
- Perry County4
- Wayne County4
- Jo Daviess County4
- Lee County4
- Ogle County4
- Henry County4
- Knox County4
- Stark County4
- Madison County3
- Bond County3
- Champaign County3
- Coles County3
- Cumberland County3
- Douglas County3
- Edgar County3
- Fayette County3
- Moultrie County3
- Piatt County3
- Shelby County3
- Vermilion County3
41 more counties
- Clay County3
- Edwards County3
- Wabash County3
- Henderson County3
- Bureau County3
- Putnam County3
- Calhoun County2
- Christian County2
- DeWitt County2
- Ford County2
- Iroquois County2
- Logan County2
- McLean County2
- Macon County2
- Montgomery County2
- Sangamon County2
- Effingham County2
- Marion County2
- Richland County2
- Adams County2
- Brown County2
- Hancock County2
- McDonough County2
- Pike County2
- Schuyler County2
- Washington County2
- Greene County1
- Jersey County1
- Monroe County1
- Randolph County1
- Saint Clair County1
- Clark County1
- Crawford County1
- Jasper County1
- Lawrence County1
- Scott County1
- Clinton County1
- Boone County1
- Stephenson County1
- Winnebago County1
- Fulton County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20072009
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.