Alert archive / Iowa / Johnson County / Mesoscale Discussions

Mesoscale Discussions in Johnson County, Iowa, 2004

48 mesoscale discussions in 2004. 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 2004. Tap one for its archive.

Mesoscale Discussions
48
Busiest month
May16 mesoscale discussions
Busiest day
May 23, 20044 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 5, 12:52 PM CSTMesoscale DiscussionSPC6 hr
Mar 1, 10:06 AM CSTMesoscale DiscussionSPC84 min
Mar 15, 12:56 PM CSTMesoscale DiscussionSPC4 hr
Apr 20, 7:20 PM CDTMesoscale DiscussionSPC115 min
May 6, 11:53 PM CDTMesoscale DiscussionSPC97 min
May 7, 4:24 AM CDTMesoscale DiscussionSPC96 min
May 7, 11:44 AM CDTMesoscale DiscussionSPC2 hr
May 9, 1:22 AM CDTMesoscale DiscussionSPC23 min
May 17, 3:52 PM CDTMesoscale DiscussionSPC113 min
May 20, 11:31 AM CDTMesoscale DiscussionSPC2 hr
May 20, 4:54 PM CDTMesoscale DiscussionSPC96 min
May 21, 7:37 PM CDTMesoscale DiscussionSPC83 min
May 22, 2:41 AM CDTMesoscale DiscussionSPC94 min
May 22, 5:52 PM CDTMesoscale DiscussionSPC113 min
May 22, 8:58 PM CDTMesoscale DiscussionSPC92 min
May 22, 11:33 PM CDTMesoscale DiscussionSPC87 min
May 23, 2:21 AM CDTMesoscale DiscussionSPC54 min
May 23, 12:25 PM CDTMesoscale DiscussionSPC95 min
May 24, 5:26 PM CDTMesoscale DiscussionSPC94 min
May 30, 12:13 PM CDTMesoscale DiscussionSPC2 hr
Jun 12, 7:09 PM CDTMesoscale DiscussionSPC96 min
Jun 14, 5:25 AM CDTMesoscale DiscussionSPC3 hr
Jun 14, 7:42 AM CDTMesoscale DiscussionSPC2 hr
Jun 16, 11:10 AM CDTMesoscale DiscussionSPC2 hr
Jun 16, 5:01 PM CDTMesoscale DiscussionSPC89 min
Jul 5, 3:00 PM CDTMesoscale DiscussionSPC60 min
Jul 5, 6:30 PM CDTMesoscale DiscussionSPC60 min
Jul 11, 10:14 AM CDTMesoscale DiscussionSPC91 min
Jul 13, 4:21 AM CDTMesoscale DiscussionSPC54 min
Jul 13, 10:32 AM CDTMesoscale DiscussionSPC118 min
Jul 16, 2:45 PM CDTMesoscale DiscussionSPC90 min
Jul 19, 12:26 PM CDTMesoscale DiscussionSPC3 hr
Jul 19, 3:26 PM CDTMesoscale DiscussionSPC2 hr
Jul 21, 9:03 AM CDTMesoscale DiscussionSPC117 min
Jul 21, 1:01 PM CDTMesoscale DiscussionSPC89 min
Aug 2, 4:56 AM CDTMesoscale DiscussionSPC94 min
Aug 3, 3:55 PM CDTMesoscale DiscussionSPC95 min
Aug 3, 5:39 PM CDTMesoscale DiscussionSPC66 min
Aug 3, 6:34 PM CDTMesoscale DiscussionSPC86 min
Aug 3, 8:19 PM CDTMesoscale DiscussionSPC56 min
Aug 16, 8:54 PM CDTMesoscale DiscussionSPC2 hr
Aug 18, 4:17 PM CDTMesoscale DiscussionSPC118 min
Aug 26, 9:13 PM CDTMesoscale DiscussionSPC62 min
Aug 27, 4:10 PM CDTMesoscale DiscussionSPC2 hr
Sep 1, 3:20 PM CDTMesoscale DiscussionSPC115 min
Oct 22, 12:11 PM CDTMesoscale DiscussionSPC2 hr
Oct 29, 5:46 PM CDTMesoscale DiscussionSPC89 min
Oct 29, 9:02 PM CDTMesoscale DiscussionSPC88 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 23, 20044mesoscale discussions
  2. May 7, 20043mesoscale discussions
  3. May 22, 20043mesoscale discussions
  4. August 3, 20043mesoscale discussions
  5. May 20, 20042mesoscale discussions
  6. June 14, 20042mesoscale discussions
  7. June 16, 20042mesoscale discussions
  8. July 5, 20042mesoscale discussions
  9. July 13, 20042mesoscale discussions
  10. July 19, 20042mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20032005

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.