Alert archive / Illinois / Cook County / Mesoscale Discussions

Mesoscale Discussions in Cook County, Illinois, 2011

33 mesoscale discussions in 2011. 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 2011. Tap one for its archive.

Mesoscale Discussions
33
Busiest month
June8 mesoscale discussions
Busiest day
June 9, 20113 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, 3:36 PM CSTMesoscale DiscussionSPC6 hr
Feb 2, 2:33 AM CSTMesoscale DiscussionSPC4 hr
Feb 20, 4:35 AM CSTMesoscale DiscussionSPC6 hr
Feb 27, 8:49 PM CSTMesoscale DiscussionSPC6 hr
Apr 3, 10:23 PM CDTMesoscale DiscussionSPC67 min
Apr 4, 1:53 AM CDTMesoscale DiscussionSPC97 min
Apr 10, 11:03 PM CDTMesoscale DiscussionSPC87 min
May 22, 1:49 PM CDTMesoscale DiscussionSPC56 min
May 29, 8:39 AM CDTMesoscale DiscussionSPC66 min
May 29, 11:59 AM CDTMesoscale DiscussionSPC61 min
May 31, 12:59 PM CDTMesoscale DiscussionSPC3 hr
Jun 4, 1:27 PM CDTMesoscale DiscussionSPC63 min
Jun 6, 6:15 AM CDTMesoscale DiscussionSPC90 min
Jun 8, 11:08 AM CDTMesoscale DiscussionSPC97 min
Jun 8, 8:43 PM CDTMesoscale DiscussionSPC92 min
Jun 8, 11:45 PM CDTMesoscale DiscussionSPC90 min
Jun 9, 5:46 AM CDTMesoscale DiscussionSPC59 min
Jun 21, 11:45 AM CDTMesoscale DiscussionSPC3 hr
Jun 21, 4:56 PM CDTMesoscale DiscussionSPC94 min
Jun 30, 8:07 PM CDTMesoscale DiscussionSPC23 min
Jul 2, 1:06 PM CDTMesoscale DiscussionSPC54 min
Jul 11, 5:07 AM CDTMesoscale DiscussionSPC113 min
Jul 11, 7:10 AM CDTMesoscale DiscussionSPC95 min
Jul 11, 7:50 AM CDTMesoscale DiscussionSPC55 min
Jul 27, 9:43 PM CDTMesoscale DiscussionSPC62 min
Jul 28, 12:36 AM CDTMesoscale DiscussionSPC84 min
Jul 28, 11:51 PM CDTMesoscale DiscussionSPC84 min
Aug 2, 6:19 AM CDTMesoscale DiscussionSPC86 min
Aug 2, 12:57 PM CDTMesoscale DiscussionSPC93 min
Aug 2, 8:34 PM CDTMesoscale DiscussionSPC86 min
Aug 13, 11:45 AM CDTMesoscale DiscussionSPC60 min
Sep 3, 12:24 PM CDTMesoscale DiscussionSPC66 min
Sep 3, 5:02 PM CDTMesoscale DiscussionSPC58 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 9, 20113mesoscale discussions
  2. July 11, 20113mesoscale discussions
  3. April 4, 20112mesoscale discussions
  4. May 29, 20112mesoscale discussions
  5. June 21, 20112mesoscale discussions
  6. July 28, 20112mesoscale discussions
  7. August 2, 20112mesoscale discussions
  8. September 3, 20112mesoscale discussions
  9. February 1, 20111mesoscale discussions
  10. February 2, 20111mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20102012

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.