Alert archive / Illinois / Mesoscale Discussions / 2016

Mesoscale Discussions in Illinois, May 2016

22 mesoscale discussions in May 2016. 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 2016. Tap one for its archive.

Mesoscale Discussions
22
Busiest day
May 11, 20164 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
Apr 30, 7:36 PM CDTMesoscale DiscussionSPCBrown, Calhoun, Greene, Jersey, Macoupin, Madison and 4 more54 min
May 1, 5:06 PM CDTMesoscale DiscussionSPCBond, Champaign, Christian, Clark, Clay, Clinton and 27 more114 min
May 1, 8:21 PM CDTMesoscale DiscussionSPCCrawford, Edwards, Lawrence, Richland, Wabash114 min
May 7, 1:45 PM CDTMesoscale DiscussionSPCBond, Christian, Clark, Clay, Coles, Crawford and 17 more3 hr
May 7, 5:32 PM CDTMesoscale DiscussionSPCBond, Calhoun, Christian, Clark, Clay, Clinton and 40 more118 min
May 7, 7:43 PM CDTMesoscale DiscussionSPCEdwards, Franklin, Gallatin, Hamilton, Jefferson, Lawrence and 5 more2 hr
May 9, 9:42 PM CDTMesoscale DiscussionSPCAlexander, Hardin, Johnson, Massac, Pope, Pulaski and 2 more93 min
May 10, 7:01 AM CDTMesoscale DiscussionSPCFranklin, Gallatin, Hamilton, Jackson, Jefferson, Monroe and 9 more104 min
May 10, 3:08 PM CDTMesoscale DiscussionSPCAlexander, Massac, Pulaski67 min
May 11, 11:20 AM CDTMesoscale DiscussionSPCBond, Calhoun, Christian, Clay, Clinton, Effingham and 11 more55 min
May 11, 2:19 PM CDTMesoscale DiscussionSPCBond, Brown, Calhoun, Cass, Christian, Clark and 33 more56 min
May 11, 3:39 PM CDTMesoscale DiscussionSPCLawrence, Wabash66 min
May 11, 5:30 PM CDTMesoscale DiscussionSPCGallatin, Hardin2 hr
May 11, 11:28 PM CDTMesoscale DiscussionSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 8 more92 min
May 13, 12:52 PM CDTMesoscale DiscussionSPCAdams, Hancock, Henderson, McDonough, Warren113 min
May 25, 2:17 PM CDTMesoscale DiscussionSPCJo Daviess118 min
May 26, 9:05 AM CDTMesoscale DiscussionSPCCrawford, Edwards, Franklin, Gallatin, Hamilton, Jackson and 9 more85 min
May 27, 5:41 PM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Greene, Jersey, Pike and 1 more64 min
May 28, 12:37 PM CDTMesoscale DiscussionSPCAdams, Hancock, Henderson, Mercer, Rock Island113 min
May 28, 3:09 PM CDTMesoscale DiscussionSPCAdams, Brown, Hancock, Pike, Schuyler2 hr
May 28, 5:33 PM CDTMesoscale DiscussionSPCBureau, Carroll, Fulton, Hancock, Henderson, Henry and 15 more57 min
May 28, 8:30 PM CDTMesoscale DiscussionSPCBoone, Bureau, DeKalb, Fulton, Lee, McHenry and 10 more60 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 archive20152017

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. Rebuilt daily.