Alert archive / Illinois / Johnson County / Mesoscale Discussions

Mesoscale Discussions in Johnson County, Illinois, 2007

22 mesoscale discussions in 2007. 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 2007. Tap one for its archive.

Mesoscale Discussions
22
Busiest month
April5 mesoscale discussions
Busiest day
March 1, 20073 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 20, 8:43 PM CSTMesoscale DiscussionSPC92 min
Mar 1, 12:12 AM CSTMesoscale DiscussionSPC2 hr
Mar 1, 4:18 AM CSTMesoscale DiscussionSPC117 min
Mar 1, 12:48 PM CSTMesoscale DiscussionSPC117 min
Mar 30, 1:18 PM CDTMesoscale DiscussionSPC87 min
Mar 31, 7:10 PM CDTMesoscale DiscussionSPC65 min
Apr 3, 9:46 AM CDTMesoscale DiscussionSPC29 min
Apr 3, 11:04 AM CDTMesoscale DiscussionSPC26 min
Apr 3, 2:25 PM CDTMesoscale DiscussionSPC65 min
Apr 24, 1:13 PM CDTMesoscale DiscussionSPC92 min
May 15, 4:58 PM CDTMesoscale DiscussionSPC62 min
Jun 8, 6:23 AM CDTMesoscale DiscussionSPC67 min
Jul 4, 12:27 PM CDTMesoscale DiscussionSPC63 min
Jul 17, 3:34 PM CDTMesoscale DiscussionSPC86 min
Jul 19, 5:38 PM CDTMesoscale DiscussionSPC97 min
Jul 27, 2:34 PM CDTMesoscale DiscussionSPC56 min
Jul 27, 5:25 PM CDTMesoscale DiscussionSPC95 min
Oct 17, 10:56 PM CDTMesoscale DiscussionSPC64 min
Oct 18, 4:08 AM CDTMesoscale DiscussionSPC67 min
Oct 18, 5:39 PM CDTMesoscale DiscussionSPC66 min
Oct 18, 7:51 PM CDTMesoscale DiscussionSPC84 min
Nov 5, 10:04 AM CSTMesoscale DiscussionSPC56 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. March 1, 20073mesoscale discussions
  2. April 3, 20073mesoscale discussions
  3. October 18, 20073mesoscale discussions
  4. July 27, 20072mesoscale discussions
  5. February 21, 20071mesoscale discussions
  6. March 30, 20071mesoscale discussions
  7. April 1, 20071mesoscale discussions
  8. April 24, 20071mesoscale discussions
  9. May 15, 20071mesoscale discussions
  10. June 8, 20071mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20062008

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.