Alert archive / Illinois / Saint Clair County / Mesoscale Discussions

Mesoscale Discussions in Saint Clair County, Illinois, 2003

35 mesoscale discussions in 2003. 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 2003. Tap one for its archive.

Mesoscale Discussions
35
Busiest month
May14 mesoscale discussions
Busiest day
April 4, 20033 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 3, 2:59 PM CSTMesoscale DiscussionSPC3 hr
Feb 23, 3:45 PM CSTMesoscale DiscussionSPC5 hr
Mar 8, 1:23 PM CSTMesoscale DiscussionSPC3 hr
Mar 12, 9:52 PM CSTMesoscale DiscussionSPC113 min
Mar 19, 1:29 PM CSTMesoscale DiscussionSPC3 hr
Apr 4, 7:23 AM CSTMesoscale DiscussionSPC97 min
Apr 4, 11:10 AM CSTMesoscale DiscussionSPC95 min
Apr 4, 1:12 PM CSTMesoscale DiscussionSPC93 min
Apr 16, 6:20 PM CDTMesoscale DiscussionSPC115 min
Apr 20, 1:25 AM CDTMesoscale DiscussionSPC2 hr
Apr 28, 3:56 PM CDTMesoscale DiscussionSPC2 hr
May 4, 8:05 PM CDTMesoscale DiscussionSPC85 min
May 5, 1:30 AM CDTMesoscale DiscussionSPC90 min
May 5, 1:46 AM CDTMesoscale DiscussionSPC89 min
May 6, 5:08 PM CDTMesoscale DiscussionSPC2 hr
May 6, 5:33 PM CDTMesoscale DiscussionSPC117 min
May 6, 7:03 PM CDTMesoscale DiscussionSPC117 min
May 8, 2:11 PM CDTMesoscale DiscussionSPC2 hr
May 9, 2:48 PM CDTMesoscale DiscussionSPC117 min
May 9, 4:17 PM CDTMesoscale DiscussionSPC28 min
May 10, 9:25 AM CDTMesoscale DiscussionSPC2 hr
May 10, 10:54 AM CDTMesoscale DiscussionSPC66 min
May 10, 4:48 PM CDTMesoscale DiscussionSPC87 min
May 11, 1:46 AM CDTMesoscale DiscussionSPC89 min
May 14, 8:15 PM CDTMesoscale DiscussionSPC60 min
Jun 10, 10:24 AM CDTMesoscale DiscussionSPC2 hr
Jun 10, 5:07 PM CDTMesoscale DiscussionSPC113 min
Jun 25, 4:52 PM CDTMesoscale DiscussionSPC113 min
Jun 25, 8:26 PM CDTMesoscale DiscussionSPC94 min
Jul 4, 5:07 PM CDTMesoscale DiscussionSPC53 min
Jul 9, 12:34 PM CDTMesoscale DiscussionSPC56 min
Jul 18, 6:15 AM CDTMesoscale DiscussionSPC60 min
Jul 18, 9:06 AM CDTMesoscale DiscussionSPC84 min
Aug 2, 9:11 PM CDTMesoscale DiscussionSPC94 min
Sep 24, 3:26 PM CDTMesoscale DiscussionSPC94 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 4, 20033mesoscale discussions
  2. May 5, 20033mesoscale discussions
  3. May 10, 20033mesoscale discussions
  4. May 6, 20032mesoscale discussions
  5. May 9, 20032mesoscale discussions
  6. June 10, 20032mesoscale discussions
  7. July 18, 20032mesoscale discussions
  8. February 3, 20031mesoscale discussions
  9. February 23, 20031mesoscale discussions
  10. March 8, 20031mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20022004

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.