Alert archive / Illinois / Cook County / Mesoscale Discussions

Mesoscale Discussions in Cook County, Illinois, 2015

22 mesoscale discussions in 2015. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.

Cook County and its neighbors

Each county as a circle sized by its count in 2015. Tap one for its archive.

Mesoscale Discussions
22
Busiest month
June7 mesoscale discussions
Busiest day
June 22, 20152 mesoscale discussions

Over time

By month

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.

IssuedProductOfficeLasted
Feb 1, 7:43 AM CSTMesoscale DiscussionSPC6 hr
Mar 23, 4:58 AM CDTMesoscale DiscussionSPC5 hr
Apr 9, 3:12 PM CDTMesoscale DiscussionSPC93 min
May 8, 12:59 PM CDTMesoscale DiscussionSPC3 hr
May 26, 11:22 AM CDTMesoscale DiscussionSPC113 min
Jun 8, 3:32 PM CDTMesoscale DiscussionSPC88 min
Jun 11, 3:52 PM CDTMesoscale DiscussionSPC113 min
Jun 13, 2:42 PM CDTMesoscale DiscussionSPC2 hr
Jun 22, 9:14 AM CDTMesoscale DiscussionSPC61 min
Jun 22, 11:00 AM CDTMesoscale DiscussionSPC2 hr
Jun 22, 7:31 PM CDTMesoscale DiscussionSPC59 min
Jun 22, 10:00 PM CDTMesoscale DiscussionSPC60 min
Jul 13, 3:49 AM CDTMesoscale DiscussionSPC116 min
Jul 13, 6:59 PM CDTMesoscale DiscussionSPC91 min
Jul 13, 10:22 PM CDTMesoscale DiscussionSPC53 min
Aug 2, 8:02 PM CDTMesoscale DiscussionSPC118 min
Aug 18, 8:00 PM CDTMesoscale DiscussionSPC90 min
Nov 21, 6:28 AM CSTMesoscale DiscussionSPC4 hr
Nov 21, 6:32 AM CSTMesoscale DiscussionSPC4 hr
Dec 23, 9:41 AM CSTMesoscale DiscussionSPC2 hr
Dec 28, 5:26 AM CSTMesoscale DiscussionSPC4 hr
Dec 28, 12:13 PM CSTMesoscale DiscussionSPC5 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 22, 20152mesoscale discussions
  2. June 23, 20152mesoscale discussions
  3. July 13, 20152mesoscale discussions
  4. November 21, 20152mesoscale discussions
  5. December 28, 20152mesoscale discussions
  6. February 1, 20151mesoscale discussions
  7. March 23, 20151mesoscale discussions
  8. April 9, 20151mesoscale discussions
  9. May 8, 20151mesoscale discussions
  10. May 26, 20151mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe 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.