Alert archive / Illinois / Mesoscale Discussions / 2024

Mesoscale Discussions in Illinois, June 2024

24 mesoscale discussions in June 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 June 2024. Tap one for its archive.

Mesoscale Discussions
24
Busiest day
June 25, 20246 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.

IssuedProductOfficeCountiesLasted
Jun 3, 2:15 PM CDTMesoscale DiscussionSPCBoone, Carroll, Jo Daviess, Stephenson, Winnebago2 hr
Jun 5, 10:38 AM CDTMesoscale DiscussionSPCClark, Clay, Coles, Crawford, Cumberland, Edgar and 15 more3 hr
Jun 12, 4:51 PM CDTMesoscale DiscussionSPCMcHenry2 hr
Jun 13, 1:02 PM CDTMesoscale DiscussionSPCBureau, Cook, DeKalb, DuPage, Ford, Grundy and 15 more118 min
Jun 13, 2:02 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 11 more118 min
Jun 13, 4:46 PM CDTMesoscale DiscussionSPCCook, DeKalb, DuPage, Ford, Grundy, Iroquois and 8 more89 min
Jun 13, 5:18 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 4 more87 min
Jun 13, 7:48 PM CDTMesoscale DiscussionSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 31 more87 min
Jun 16, 12:33 PM CDTMesoscale DiscussionSPCBureau, Henderson, Henry, Knox, LaSalle, Lee and 10 more117 min
Jun 16, 3:42 PM CDTMesoscale DiscussionSPCBoone, Cook, DeKalb, DuPage, Grundy, Kane and 8 more2 hr
Jun 19, 3:58 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, DeKalb, Hancock, Henderson and 14 more92 min
Jun 22, 12:56 PM CDTMesoscale DiscussionSPCBoone, Carroll, Jo Daviess, Ogle, Stephenson, Whiteside and 1 more2 hr
Jun 22, 5:25 PM CDTMesoscale DiscussionSPCJo Daviess95 min
Jun 22, 6:55 PM CDTMesoscale DiscussionSPCBoone, Bureau, DeKalb, DuPage, Fulton, Grundy and 16 more2 hr
Jun 22, 10:43 PM CDTMesoscale DiscussionSPCBureau, Cook, DuPage, Fulton, Grundy, Henry and 15 more2 hr
Jun 25, 4:09 AM CDTMesoscale DiscussionSPCBoone, McHenry, Ogle, Stephenson, Winnebago96 min
Jun 25, 6:28 AM CDTMesoscale DiscussionSPCBoone, Bureau, Cook, DeKalb, DuPage, Grundy and 13 more92 min
Jun 25, 8:01 AM CDTMesoscale DiscussionSPCBureau, Ford, Henderson, Henry, Iroquois, Knox and 11 more119 min
Jun 25, 11:43 AM CDTMesoscale DiscussionSPCBond, Champaign, Christian, Clark, Clay, Coles and 30 more92 min
Jun 25, 1:26 PM CDTMesoscale DiscussionSPCClark, Clay, Coles, Crawford, Cumberland, Douglas and 7 more94 min
Jun 25, 4:54 PM CDTMesoscale DiscussionSPCBoone, Carroll, DeKalb, DuPage, Henry, Jo Daviess and 10 more96 min
Jun 25, 7:09 PM CDTMesoscale DiscussionSPCCarroll, Henry, Mercer, Rock Island, Whiteside66 min
Jun 29, 11:42 AM CDTMesoscale DiscussionSPCBond, Champaign, Christian, Clark, Coles, Crawford and 12 more63 min
Jun 29, 5:10 PM CDTMesoscale DiscussionSPCChampaign, Clark, Clay, Coles, Crawford, Cumberland and 9 more95 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

47 more counties

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.