Alert archive / Illinois / Johnson County / Mesoscale Discussions

Mesoscale Discussions in Johnson County, Illinois, 2011

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

Mesoscale Discussions
44
Busiest month
April18 mesoscale discussions
Busiest day
April 23, 20114 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 27, 4:57 PM CSTMesoscale DiscussionSPC2 hr
Feb 27, 8:25 PM CSTMesoscale DiscussionSPC65 min
Apr 9, 6:41 AM CDTMesoscale DiscussionSPC2 hr
Apr 15, 12:29 PM CDTMesoscale DiscussionSPC61 min
Apr 15, 3:32 PM CDTMesoscale DiscussionSPC58 min
Apr 15, 5:57 PM CDTMesoscale DiscussionSPC2 hr
Apr 19, 6:24 PM CDTMesoscale DiscussionSPC66 min
Apr 19, 8:07 PM CDTMesoscale DiscussionSPC83 min
Apr 22, 5:27 PM CDTMesoscale DiscussionSPC33 min
Apr 22, 9:20 PM CDTMesoscale DiscussionSPC55 min
Apr 23, 3:41 AM CDTMesoscale DiscussionSPC94 min
Apr 23, 1:04 PM CDTMesoscale DiscussionSPC86 min
Apr 23, 5:09 PM CDTMesoscale DiscussionSPC2 hr
Apr 23, 8:09 PM CDTMesoscale DiscussionSPC2 hr
Apr 25, 4:34 PM CDTMesoscale DiscussionSPC56 min
Apr 25, 7:34 PM CDTMesoscale DiscussionSPC116 min
Apr 26, 6:17 PM CDTMesoscale DiscussionSPC118 min
Apr 26, 9:13 PM CDTMesoscale DiscussionSPC62 min
Apr 27, 3:06 PM CDTMesoscale DiscussionSPC54 min
Apr 28, 12:38 PM CDTMesoscale DiscussionSPC97 min
Apr 30, 7:49 PM CDTMesoscale DiscussionSPC56 min
May 23, 3:58 PM CDTMesoscale DiscussionSPC92 min
May 25, 7:31 AM CDTMesoscale DiscussionSPC59 min
May 25, 11:02 AM CDTMesoscale DiscussionSPC28 min
May 25, 3:10 PM CDTMesoscale DiscussionSPC95 min
May 25, 6:25 PM CDTMesoscale DiscussionSPC2 hr
Jun 15, 4:24 AM CDTMesoscale DiscussionSPC96 min
Jun 15, 2:13 PM CDTMesoscale DiscussionSPC2 hr
Jun 18, 5:39 AM CDTMesoscale DiscussionSPC66 min
Jun 19, 2:14 AM CDTMesoscale DiscussionSPC61 min
Jun 19, 4:39 AM CDTMesoscale DiscussionSPC66 min
Jun 21, 12:56 PM CDTMesoscale DiscussionSPC64 min
Jun 21, 3:31 PM CDTMesoscale DiscussionSPC89 min
Jun 25, 11:17 AM CDTMesoscale DiscussionSPC118 min
Jun 25, 2:59 PM CDTMesoscale DiscussionSPC91 min
Jun 26, 1:21 AM CDTMesoscale DiscussionSPC84 min
Jun 27, 3:14 AM CDTMesoscale DiscussionSPC91 min
Jul 3, 5:19 PM CDTMesoscale DiscussionSPC26 min
Jul 12, 7:04 PM CDTMesoscale DiscussionSPC86 min
Aug 4, 6:04 AM CDTMesoscale DiscussionSPC86 min
Aug 7, 8:27 PM CDTMesoscale DiscussionSPC2 hr
Aug 18, 2:40 PM CDTMesoscale DiscussionSPC2 hr
Nov 14, 12:27 PM CSTMesoscale DiscussionSPC2 hr
Nov 14, 5:32 PM CSTMesoscale DiscussionSPC88 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 23, 20114mesoscale discussions
  2. May 25, 20114mesoscale discussions
  3. April 15, 20113mesoscale discussions
  4. April 26, 20112mesoscale discussions
  5. April 27, 20112mesoscale discussions
  6. June 15, 20112mesoscale discussions
  7. June 19, 20112mesoscale discussions
  8. June 21, 20112mesoscale discussions
  9. June 25, 20112mesoscale discussions
  10. November 14, 20112mesoscale 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.