Alert archive / Illinois / Saint Clair County / Mesoscale Discussions

Mesoscale Discussions in Saint Clair County, Illinois, 2015

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

Saint Clair County and its neighbors

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

Mesoscale Discussions
34
Busiest month
April10 mesoscale discussions
Busiest day
April 8, 20154 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
Jan 11, 10:31 AM CSTMesoscale DiscussionSPC4 hr
Feb 20, 6:37 PM CSTMesoscale DiscussionSPC6 hr
Apr 2, 2:46 PM CDTMesoscale DiscussionSPC89 min
Apr 7, 8:17 AM CDTMesoscale DiscussionSPC88 min
Apr 8, 12:01 PM CDTMesoscale DiscussionSPC59 min
Apr 8, 12:50 PM CDTMesoscale DiscussionSPC85 min
Apr 8, 2:43 PM CDTMesoscale DiscussionSPC92 min
Apr 8, 3:42 PM CDTMesoscale DiscussionSPC63 min
Apr 9, 3:45 PM CDTMesoscale DiscussionSPC60 min
Apr 9, 8:01 PM CDTMesoscale DiscussionSPC89 min
Apr 25, 12:22 PM CDTMesoscale DiscussionSPC2 hr
Apr 25, 3:25 PM CDTMesoscale DiscussionSPC2 hr
May 10, 3:52 PM CDTMesoscale DiscussionSPC68 min
May 10, 6:30 PM CDTMesoscale DiscussionSPC90 min
May 15, 2:13 PM CDTMesoscale DiscussionSPC2 hr
May 24, 6:04 PM CDTMesoscale DiscussionSPC116 min
May 24, 8:41 PM CDTMesoscale DiscussionSPC64 min
May 27, 3:53 AM CDTMesoscale DiscussionSPC2 hr
Jun 21, 3:56 PM CDTMesoscale DiscussionSPC2 hr
Jun 25, 3:55 PM CDTMesoscale DiscussionSPC2 hr
Jun 25, 7:27 PM CDTMesoscale DiscussionSPC93 min
Jun 25, 10:05 PM CDTMesoscale DiscussionSPC85 min
Jun 28, 1:36 PM CDTMesoscale DiscussionSPC114 min
Jun 28, 5:56 PM CDTMesoscale DiscussionSPC94 min
Jun 28, 9:39 PM CDTMesoscale DiscussionSPC66 min
Jul 1, 8:16 PM CDTMesoscale DiscussionSPC119 min
Jul 8, 3:52 PM CDTMesoscale DiscussionSPC113 min
Jul 11, 9:57 PM CDTMesoscale DiscussionSPC93 min
Jul 13, 4:33 PM CDTMesoscale DiscussionSPC57 min
Aug 9, 3:55 PM CDTMesoscale DiscussionSPC2 hr
Aug 18, 3:16 PM CDTMesoscale DiscussionSPC119 min
Aug 18, 6:35 PM CDTMesoscale DiscussionSPC115 min
Dec 23, 6:13 AM CSTMesoscale DiscussionSPC2 hr
Dec 23, 3:24 PM CSTMesoscale DiscussionSPC96 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 8, 20154mesoscale discussions
  2. April 25, 20152mesoscale discussions
  3. May 10, 20152mesoscale discussions
  4. June 26, 20152mesoscale discussions
  5. June 28, 20152mesoscale discussions
  6. August 18, 20152mesoscale discussions
  7. December 23, 20152mesoscale discussions
  8. January 11, 20151mesoscale discussions
  9. February 21, 20151mesoscale discussions
  10. April 2, 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.