Alert archive / Illinois / Williamson County / Mesoscale Discussions

Mesoscale Discussions in Williamson County, Illinois, 2023

34 mesoscale discussions in 2023. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.

Williamson County and its neighbors

Each county as a circle sized by its count in 2023. Tap one for its archive.

Mesoscale Discussions
34
Busiest month
July12 mesoscale discussions
Busiest day
July 1, 20235 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 24, 11:44 PM CSTMesoscale DiscussionSPC6 hr
Jan 30, 6:06 PM CSTMesoscale DiscussionSPC5 hr
Feb 22, 2:27 PM CSTMesoscale DiscussionSPC2 hr
Mar 23, 7:22 PM CDTMesoscale DiscussionSPC113 min
Mar 31, 12:53 PM CDTMesoscale DiscussionSPC97 min
Apr 5, 3:48 AM CDTMesoscale DiscussionSPC27 min
Apr 15, 6:50 PM CDTMesoscale DiscussionSPC85 min
Apr 20, 5:36 PM CDTMesoscale DiscussionSPC84 min
May 7, 1:00 PM CDTMesoscale DiscussionSPC2 hr
May 7, 3:40 PM CDTMesoscale DiscussionSPC65 min
May 8, 5:36 PM CDTMesoscale DiscussionSPC84 min
May 8, 9:05 PM CDTMesoscale DiscussionSPC115 min
May 14, 5:47 PM CDTMesoscale DiscussionSPC88 min
Jun 29, 12:12 PM CDTMesoscale DiscussionSPC2 hr
Jun 30, 2:32 PM CDTMesoscale DiscussionSPC2 hr
Jun 30, 7:58 PM CDTMesoscale DiscussionSPC92 min
Jul 1, 11:28 AM CDTMesoscale DiscussionSPC92 min
Jul 1, 2:15 PM CDTMesoscale DiscussionSPC90 min
Jul 1, 3:35 PM CDTMesoscale DiscussionSPC115 min
Jul 1, 6:05 PM CDTMesoscale DiscussionSPC85 min
Jul 16, 4:00 PM CDTMesoscale DiscussionSPC90 min
Jul 18, 8:42 AM CDTMesoscale DiscussionSPC93 min
Jul 18, 12:23 PM CDTMesoscale DiscussionSPC97 min
Jul 18, 11:41 PM CDTMesoscale DiscussionSPC2 hr
Jul 19, 6:11 AM CDTMesoscale DiscussionSPC2 hr
Jul 29, 2:18 PM CDTMesoscale DiscussionSPC117 min
Jul 29, 5:52 PM CDTMesoscale DiscussionSPC113 min
Aug 5, 6:11 PM CDTMesoscale DiscussionSPC2 hr
Aug 7, 1:15 AM CDTMesoscale DiscussionSPC2 hr
Aug 12, 5:16 AM CDTMesoscale DiscussionSPC89 min
Aug 13, 6:34 PM CDTMesoscale DiscussionSPC86 min
Aug 26, 2:23 PM CDTMesoscale DiscussionSPC3 hr
Sep 27, 6:43 PM CDTMesoscale DiscussionSPC2 hr
Oct 27, 4:16 PM CDTMesoscale DiscussionSPC89 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 1, 20235mesoscale discussions
  2. May 7, 20232mesoscale discussions
  3. July 18, 20232mesoscale discussions
  4. July 19, 20232mesoscale discussions
  5. July 29, 20232mesoscale discussions
  6. January 25, 20231mesoscale discussions
  7. January 31, 20231mesoscale discussions
  8. February 22, 20231mesoscale discussions
  9. March 24, 20231mesoscale discussions
  10. March 31, 20231mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20222024

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.