Alert archive / Illinois / Johnson County / Mesoscale Discussions

Mesoscale Discussions in Johnson County, Illinois, 2019

32 mesoscale discussions in 2019. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.

Johnson County and its neighbors

Each county as a circle sized by its count in 2019. Tap one for its archive.

Mesoscale Discussions
32
Busiest month
June10 mesoscale discussions
Busiest day
March 9, 20193 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 19, 3:21 PM CSTMesoscale DiscussionSPC3 hr
Jan 19, 6:21 PM CSTMesoscale DiscussionSPC3 hr
Feb 7, 7:11 AM CSTMesoscale DiscussionSPC64 min
Feb 7, 9:26 AM CSTMesoscale DiscussionSPC94 min
Feb 10, 1:15 AM CSTMesoscale DiscussionSPC5 hr
Mar 9, 9:45 AM CSTMesoscale DiscussionSPC3 hr
Mar 9, 1:27 PM CSTMesoscale DiscussionSPC2 hr
Mar 9, 3:17 PM CSTMesoscale DiscussionSPC118 min
Mar 24, 8:01 PM CDTMesoscale DiscussionSPC119 min
Apr 24, 2:51 PM CDTMesoscale DiscussionSPC54 min
Apr 25, 2:42 PM CDTMesoscale DiscussionSPC2 hr
May 21, 7:37 PM CDTMesoscale DiscussionSPC83 min
May 21, 11:26 PM CDTMesoscale DiscussionSPC94 min
May 23, 2:39 PM CDTMesoscale DiscussionSPC96 min
Jun 5, 2:44 PM CDTMesoscale DiscussionSPC2 hr
Jun 15, 12:57 PM CDTMesoscale DiscussionSPC3 hr
Jun 16, 1:46 PM CDTMesoscale DiscussionSPC59 min
Jun 16, 3:42 PM CDTMesoscale DiscussionSPC93 min
Jun 19, 12:35 PM CDTMesoscale DiscussionSPC115 min
Jun 19, 4:28 PM CDTMesoscale DiscussionSPC2 hr
Jun 19, 7:10 PM CDTMesoscale DiscussionSPC2 hr
Jun 21, 5:14 PM CDTMesoscale DiscussionSPC91 min
Jun 23, 3:41 PM CDTMesoscale DiscussionSPC64 min
Jun 26, 1:06 PM CDTMesoscale DiscussionSPC114 min
Jul 17, 6:17 PM CDTMesoscale DiscussionSPC88 min
Aug 6, 1:08 PM CDTMesoscale DiscussionSPC2 hr
Aug 6, 3:47 PM CDTMesoscale DiscussionSPC118 min
Aug 6, 5:43 PM CDTMesoscale DiscussionSPC92 min
Aug 18, 3:29 PM CDTMesoscale DiscussionSPC91 min
Aug 26, 5:48 PM CDTMesoscale DiscussionSPC57 min
Oct 21, 1:54 AM CDTMesoscale DiscussionSPC2 hr
Dec 16, 10:36 AM CSTMesoscale DiscussionSPC4 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. March 9, 20193mesoscale discussions
  2. August 6, 20193mesoscale discussions
  3. February 7, 20192mesoscale discussions
  4. May 22, 20192mesoscale discussions
  5. June 16, 20192mesoscale discussions
  6. June 19, 20192mesoscale discussions
  7. January 19, 20191mesoscale discussions
  8. January 20, 20191mesoscale discussions
  9. February 10, 20191mesoscale discussions
  10. March 25, 20191mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20182020

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.