Alert archive / Illinois / Mesoscale Discussions / 2008

Mesoscale Discussions in Illinois, May 2008

29 mesoscale discussions in May 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 May 2008. Tap one for its archive.

Mesoscale Discussions
29
Busiest day
May 30, 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.

IssuedProductOfficeCountiesLasted
May 2, 9:48 AM CDTMesoscale DiscussionSPCChampaign, Clark, Clay, Coles, Crawford, Cumberland and 13 more117 min
May 2, 11:05 AM CDTMesoscale DiscussionSPCJo Daviess115 min
May 2, 12:12 PM CDTMesoscale DiscussionSPCAlexander, Gallatin, Hardin, Johnson, Massac, Pope and 2 more2 hr
May 2, 3:05 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, Champaign, DeKalb, DeWitt and 30 more115 min
May 2, 7:50 PM CDTMesoscale DiscussionSPCClark, Cook, Edgar, Vermilion85 min
May 10, 4:05 AM CDTMesoscale DiscussionSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more115 min
May 10, 8:50 PM CDTMesoscale DiscussionSPCAlexander, Jackson, Monroe, Pulaski, Randolph, Saint Clair and 1 more85 min
May 11, 2:01 AM CDTMesoscale DiscussionSPCBond, Champaign, Christian, Clark, Clay, Clinton and 35 more89 min
May 13, 6:07 AM CDTMesoscale DiscussionSPCAdams, Alexander, Bond, Brown, Calhoun, Cass and 32 more83 min
May 13, 5:45 PM CDTMesoscale DiscussionSPCBureau, Champaign, Christian, Coles, Cumberland, DeKalb and 30 more60 min
May 13, 7:11 PM CDTMesoscale DiscussionSPCAlexander, Bond, Calhoun, Cass, Champaign, Christian and 72 more2 hr
May 13, 10:38 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Fulton, Greene and 8 more97 min
May 25, 12:53 PM CDTMesoscale DiscussionSPCCalhoun, Greene, Jersey, Madison, Monroe, Pike and 2 more67 min
May 25, 6:39 PM CDTMesoscale DiscussionSPCAdams, Bond, Brown, Calhoun, Cass, Greene and 11 more66 min
May 25, 9:23 PM CDTMesoscale DiscussionSPCBoone, Carroll, DeKalb, Henry, Jo Daviess, Kane and 8 more67 min
May 25, 10:18 PM CDTMesoscale DiscussionSPCAlexander, Bond, Clark, Clay, Clinton, Crawford and 30 more117 min
May 25, 10:59 PM CDTMesoscale DiscussionSPCBrown, Cass, Champaign, Cook, DeWitt, DuPage and 28 more61 min
May 25, 11:28 PM CDTMesoscale DiscussionSPCBureau, Carroll, Hancock, Henderson, Henry, Lee and 5 more62 min
May 26, 3:13 AM CDTMesoscale DiscussionSPCFord, Iroquois62 min
May 27, 1:07 PM CDTMesoscale DiscussionSPCBond, Clay, Clinton, Crawford, Edwards, Effingham and 8 more113 min
May 30, 2:17 AM CDTMesoscale DiscussionSPCHancock, Henderson, McDonough, Mercer, Rock Island, Warren88 min
May 30, 6:00 AM CDTMesoscale DiscussionSPCCarroll, Hancock, Henderson, Henry, Knox, Mercer and 3 more2 hr
May 30, 10:13 AM CDTMesoscale DiscussionSPCCook, DuPage, Grundy, Kendall, LaSalle, Will62 min
May 30, 1:14 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Champaign, Christian and 24 more2 hr
May 30, 4:29 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 19 more61 min
May 30, 5:18 PM CDTMesoscale DiscussionSPCAdams, Bond, Brown, Calhoun, Cass, Champaign and 37 more87 min
May 30, 9:16 PM CDTMesoscale DiscussionSPCBond, Calhoun, Christian, Clark, Clay, Clinton and 31 more29 min
May 30, 11:35 PM CDTMesoscale DiscussionSPCBond, Clark, Clay, Clinton, Coles, Crawford and 23 more55 min
May 31, 1:38 AM CDTMesoscale DiscussionSPCChampaign, DeWitt, Ford, Iroquois, Livingston, Logan and 8 more2 hr

By county

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

62 more counties

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.