Alert archive / Illinois / Mesoscale Discussions / 2015

Mesoscale Discussions in Illinois, June 2015

47 mesoscale discussions in June 2015. 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 2015. Tap one for its archive.

Mesoscale Discussions
47
Busiest day
June 22, 20156 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 7, 1:52 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, DeWitt, Ford, Fulton and 18 more53 min
Jun 7, 5:34 PM CDTMesoscale DiscussionSPCBureau, Champaign, DeWitt, Douglas, Ford, Fulton and 23 more86 min
Jun 7, 6:21 PM CDTMesoscale DiscussionSPCAdams, Hancock, Henderson84 min
Jun 7, 9:52 PM CDTMesoscale DiscussionSPCCalhoun, Christian, Clark, Coles, Cumberland, Douglas and 13 more53 min
Jun 8, 2:32 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, DeWitt, Fulton and 14 more118 min
Jun 8, 3:32 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 20 more88 min
Jun 10, 3:51 PM CDTMesoscale DiscussionSPCBureau, Grundy, Henderson, Henry, Iroquois, Kankakee and 12 more114 min
Jun 11, 3:52 PM CDTMesoscale DiscussionSPCCook, DuPage, Grundy, Iroquois, Kankakee, Kendall and 2 more113 min
Jun 11, 7:53 PM CDTMesoscale DiscussionSPCBureau, Ford, Fulton, Grundy, Henry, Kendall and 16 more67 min
Jun 11, 8:13 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 14 more92 min
Jun 11, 10:30 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Hancock, Henderson, McDonough and 2 more90 min
Jun 13, 2:42 PM CDTMesoscale DiscussionSPCAdams, Brown, Bureau, Cass, Cook, DeKalb and 38 more2 hr
Jun 14, 12:20 PM CDTMesoscale DiscussionSPCChampaign, Clark, Coles, Douglas, Edgar, Vermilion115 min
Jun 17, 12:38 AM CDTMesoscale DiscussionSPCGallatin, Hardin2 hr
Jun 17, 2:20 PM CDTMesoscale DiscussionSPCEdwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 10 more115 min
Jun 19, 12:48 PM CDTMesoscale DiscussionSPCEdwards, Franklin, Gallatin, Hamilton, Hardin, Jefferson and 11 more117 min
Jun 20, 12:48 PM CDTMesoscale DiscussionSPCHenderson, Henry, Knox, Mercer, Rock Island, Stark and 2 more117 min
Jun 20, 3:10 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 6 more2 hr
Jun 20, 6:33 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 11 more57 min
Jun 20, 10:12 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 11 more63 min
Jun 20, 11:32 PM CDTMesoscale DiscussionSPCChampaign, Clark, Coles, Cumberland, Douglas, Edgar and 6 more58 min
Jun 21, 2:58 AM CDTMesoscale DiscussionSPCCalhoun, Greene, Jersey2 hr
Jun 21, 9:42 AM CDTMesoscale DiscussionSPCCalhoun, Jersey2 hr
Jun 21, 3:56 PM CDTMesoscale DiscussionSPCClinton, Franklin, Hamilton, Hardin, Jackson, Jefferson and 10 more2 hr
Jun 21, 7:08 PM CDTMesoscale DiscussionSPCFranklin, Gallatin, Hamilton, Hardin, Jackson, Jefferson and 6 more67 min
Jun 22, 7:42 AM CDTMesoscale DiscussionSPCCarroll, Jo Daviess, Stephenson, Whiteside93 min
Jun 22, 9:14 AM CDTMesoscale DiscussionSPCBoone, Bureau, Cook, DeKalb, DuPage, Grundy and 11 more61 min
Jun 22, 11:00 AM CDTMesoscale DiscussionSPCBureau, Cook, DeKalb, DuPage, Grundy, Henry and 11 more2 hr
Jun 22, 1:22 PM CDTMesoscale DiscussionSPCAdams, Brown, Bureau, Carroll, Cass, Fulton and 21 more113 min
Jun 22, 6:08 PM CDTMesoscale DiscussionSPCBureau, DeWitt, Fulton, Grundy, Hancock, Henderson and 21 more67 min
Jun 22, 7:31 PM CDTMesoscale DiscussionSPCCook, Lake59 min
Jun 22, 7:34 PM CDTMesoscale DiscussionSPCAdams, Brown, Hancock, Pike, Schuyler56 min
Jun 22, 8:16 PM CDTMesoscale DiscussionSPCBureau, DeWitt, Fulton, Grundy, Hancock, Henderson and 21 more59 min
Jun 22, 9:41 PM CDTMesoscale DiscussionSPCAdams, Brown, Pike, Scott64 min
Jun 22, 10:00 PM CDTMesoscale DiscussionSPCChampaign, Cook, Douglas, Ford, Iroquois, Kankakee and 2 more60 min
Jun 24, 12:39 AM CDTMesoscale DiscussionSPCAdams, Hancock66 min
Jun 24, 11:23 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Fulton, Greene and 10 more2 hr
Jun 25, 2:02 AM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Christian, DeWitt and 16 more118 min
Jun 25, 3:55 PM CDTMesoscale DiscussionSPCAdams, Bond, Brown, Calhoun, Christian, Clark and 28 more2 hr
Jun 25, 7:27 PM CDTMesoscale DiscussionSPCBond, Calhoun, Clay, Clinton, Fayette, Franklin and 15 more93 min
Jun 25, 10:05 PM CDTMesoscale DiscussionSPCClay, Clinton, Edwards, Franklin, Gallatin, Hamilton and 12 more85 min
Jun 26, 11:50 AM CDTMesoscale DiscussionSPCAlexander, Clay, Crawford, Edwards, Franklin, Gallatin and 20 more115 min
Jun 26, 3:16 PM CDTMesoscale DiscussionSPCHardin, Massac, Pope89 min
Jun 28, 1:36 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Greene, Hancock, Jersey and 7 more114 min
Jun 28, 3:35 PM CDTMesoscale DiscussionSPCAdams, Calhoun, Pike115 min
Jun 28, 5:56 PM CDTMesoscale DiscussionSPCAdams, Bond, Calhoun, Clinton, Fayette, Greene and 9 more94 min
Jun 28, 9:39 PM CDTMesoscale DiscussionSPCAlexander, Clay, Clinton, Franklin, Gallatin, Hamilton and 16 more66 min

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 archive20142016

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.