Alert archive / Wisconsin / Mesoscale Discussions

Mesoscale Discussions in Wisconsin, 2023

84 mesoscale discussions in 2023. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

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

Mesoscale Discussions
84
Busiest month
July25 mesoscale discussions
Busiest day
March 31, 20237 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.

IssuedProductOfficeCountiesLasted
Jan 3, 1:23 PM CSTMesoscale DiscussionSPCBarron, Burnett, Chippewa, Dunn, Eau Claire, Pepin and 7 more4 hr
Jan 28, 8:28 PM CSTMesoscale DiscussionSPCMilwaukee, Ozaukee, Waukesha6 hr
Feb 9, 9:48 AM CSTMesoscale DiscussionSPCDane, Grant, Green, Iowa, Lafayette4 hr
Feb 16, 8:02 AM CSTMesoscale DiscussionSPCDane, Grant, Green, Iowa, Jefferson, Kenosha and 6 more6 hr
Feb 22, 8:46 AM CSTMesoscale DiscussionSPCCrawford, Dane, Grant, Green, Iowa, Jefferson and 8 more5 hr
Feb 22, 3:27 PM CSTMesoscale DiscussionSPCAdams, Brown, Calumet, Columbia, Crawford, Dane and 35 more4 hr
Feb 22, 11:45 PM CSTMesoscale DiscussionSPCBarron, Buffalo, Burnett, Chippewa, Dunn, Eau Claire and 6 more6 hr
Feb 23, 5:06 AM CSTMesoscale DiscussionSPCAshland, Barron, Bayfield, Buffalo, Burnett, Chippewa and 26 more6 hr
Mar 9, 8:42 AM CSTMesoscale DiscussionSPCCrawford, Grant4 hr
Mar 25, 3:47 AM CDTMesoscale DiscussionSPCCalumet, Dane, Dodge, Fond du Lac, Green, Jefferson and 11 more4 hr
Mar 25, 8:54 AM CDTMesoscale DiscussionSPCBrown, Calumet, Dodge, Door, Fond du Lac, Jefferson and 8 more4 hr
Mar 30, 10:04 PM CDTMesoscale DiscussionSPCAshland, Bayfield, Douglas, Florence, Forest, Iron and 9 more26 min
Mar 31, 11:24 AM CDTMesoscale DiscussionSPCCrawford, Grant, Lafayette96 min
Mar 31, 2:07 PM CDTMesoscale DiscussionSPCGreen, Jefferson, Kenosha, Lafayette, Rock, Walworth83 min
Mar 31, 3:38 PM CDTMesoscale DiscussionSPCAdams, Columbia, Dodge, Juneau, La Crosse, Marquette and 2 more2 hr
Mar 31, 3:50 PM CDTMesoscale DiscussionSPCGreen, Kenosha, Rock, Walworth55 min
Mar 31, 5:18 PM CDTMesoscale DiscussionSPCCrawford, Grant117 min
Mar 31, 5:30 PM CDTMesoscale DiscussionSPCCrawford, Grant2 hr
Mar 31, 7:54 PM CDTMesoscale DiscussionSPCJefferson, Kenosha, Milwaukee, Racine, Rock, Walworth and 1 more2 hr
Apr 4, 8:00 AM CDTMesoscale DiscussionSPCDane, Grant, Green, Iowa, Jefferson, Lafayette and 2 more3 hr
Apr 4, 12:53 PM CDTMesoscale DiscussionSPCKenosha67 min
Apr 4, 2:54 PM CDTMesoscale DiscussionSPCAdams, Columbia, Crawford, Dane, Grant, Green and 12 more3 hr
Apr 4, 5:34 PM CDTMesoscale DiscussionSPCAdams, Columbia, Crawford, Dane, Grant, Green and 9 more86 min
Apr 4, 8:03 PM CDTMesoscale DiscussionSPCAdams, Columbia, Crawford, Dane, Grant, Green and 9 more87 min
Apr 4, 10:59 PM CDTMesoscale DiscussionSPCAdams, Columbia, Crawford, Dane, Grant, Green and 10 more91 min
Apr 16, 3:54 PM CDTMesoscale DiscussionSPCBuffalo, La Crosse, Vernon2 hr
Apr 16, 10:45 PM CDTMesoscale DiscussionSPCChippewa, Clark, Eau Claire, Iron, Jackson, La Crosse and 10 more6 hr
Apr 17, 4:48 AM CDTMesoscale DiscussionSPCAshland, Bayfield, Chippewa, Clark, Douglas, Eau Claire and 9 more3 hr
Apr 17, 1:25 PM CDTMesoscale DiscussionSPCBayfield, Douglas3 hr
Apr 19, 2:42 PM CDTMesoscale DiscussionSPCColumbia, Dane, Dodge, Green, Green Lake, Iowa and 13 more2 hr
Apr 20, 1:50 PM CDTMesoscale DiscussionSPCColumbia, Dane, Dodge, Grant, Green, Iowa and 10 more85 min
Apr 20, 3:41 PM CDTMesoscale DiscussionSPCDane, Dodge, Green, Jefferson, Lafayette, Rock and 2 more94 min
Apr 20, 5:23 PM CDTMesoscale DiscussionSPCDodge, Fond du Lac, Green Lake, Jefferson, Kenosha, Milwaukee and 7 more97 min
May 8, 2:32 PM CDTMesoscale DiscussionSPCPierce88 min
May 18, 2:18 PM CDTMesoscale DiscussionSPCAdams, Buffalo, Chippewa, Clark, Crawford, Eau Claire and 23 more117 min
Jun 24, 5:45 PM CDTMesoscale DiscussionSPCLafayette90 min
Jun 24, 8:52 PM CDTMesoscale DiscussionSPCGrant, Lafayette83 min
Jun 28, 3:09 PM CDTMesoscale DiscussionSPCBarron, Burnett, Dunn, Polk, Saint Croix2 hr
Jun 28, 9:01 PM CDTMesoscale DiscussionSPCBarron, Burnett, Chippewa, Clark, Dunn, Eau Claire and 9 more89 min
Jun 28, 11:36 PM CDTMesoscale DiscussionSPCBuffalo, Chippewa, Clark, Eau Claire, Pepin, Price and 2 more114 min
Jun 29, 6:14 PM CDTMesoscale DiscussionSPCAshland, Barron, Bayfield, Chippewa, Douglas, Dunn and 9 more61 min
Jul 3, 3:07 PM CDTMesoscale DiscussionSPCAshland, Barron, Bayfield, Buffalo, Burnett, Chippewa and 10 more113 min
Jul 4, 11:38 AM CDTMesoscale DiscussionSPCAshland, Barron, Buffalo, Burnett, Chippewa, Clark and 22 more2 hr
Jul 5, 12:49 PM CDTMesoscale DiscussionSPCGreen, Jefferson, Kenosha, Milwaukee, Ozaukee, Racine and 4 more116 min
Jul 10, 3:42 PM CDTMesoscale DiscussionSPCBarron, Buffalo, Chippewa, Clark, Door, Dunn and 22 more2 hr
Jul 10, 9:35 PM CDTMesoscale DiscussionSPCLa Crosse, Trempealeau55 min
Jul 13, 7:04 PM CDTMesoscale DiscussionSPCAdams, Clark, Columbia, Dane, Green, Iowa and 10 more56 min
Jul 14, 2:38 PM CDTMesoscale DiscussionSPCDane, Grant, Green, Iowa, Jefferson, Kenosha and 6 more2 hr
Jul 14, 3:10 PM CDTMesoscale DiscussionSPCBarron, Burnett, Chippewa, Dunn, Eau Claire, Pepin and 6 more3 hr
Jul 19, 3:17 PM CDTMesoscale DiscussionSPCBuffalo, Burnett, Dunn, Pepin, Pierce, Polk and 2 more88 min
Jul 19, 5:17 PM CDTMesoscale DiscussionSPCBarron, Bayfield, Burnett, Chippewa, Douglas, Dunn and 6 more88 min
Jul 19, 6:40 PM CDTMesoscale DiscussionSPCBuffalo, Clark, Jackson, Lincoln, Marathon, Trempealeau95 min
Jul 22, 3:36 PM CDTMesoscale DiscussionSPCBarron, Buffalo, Burnett, Chippewa, Dunn, Eau Claire and 7 more114 min
Jul 26, 1:10 AM CDTMesoscale DiscussionSPCBuffalo, Dunn, Pepin, Pierce, Saint Croix, Trempealeau95 min
Jul 26, 4:03 AM CDTMesoscale DiscussionSPCCrawford, Grant, Jackson, Juneau, La Crosse, Monroe and 3 more87 min
Jul 26, 5:03 AM CDTMesoscale DiscussionSPCAdams, Columbia, Green Lake, Juneau, Marquette, Portage and 3 more87 min
Jul 26, 7:30 AM CDTMesoscale DiscussionSPCGreen, Rock, Walworth90 min
Jul 26, 8:45 AM CDTMesoscale DiscussionSPCKenosha, Racine2 hr
Jul 27, 1:47 PM CDTMesoscale DiscussionSPCAshland, Barron, Bayfield, Burnett, Douglas, Iron and 9 more58 min
Jul 27, 4:36 PM CDTMesoscale DiscussionSPCAshland, Barron, Bayfield, Burnett, Chippewa, Clark and 24 more84 min
Jul 27, 7:05 PM CDTMesoscale DiscussionSPCBarron, Brown, Burnett, Chippewa, Clark, Dunn and 22 more85 min
Jul 27, 9:30 PM CDTMesoscale DiscussionSPCBrown, Clark, Door, Kewaunee, Marathon, Menominee and 6 more90 min
Jul 28, 3:23 PM CDTMesoscale DiscussionSPCBarron, Buffalo, Burnett, Dunn, Pepin, Pierce and 2 more97 min
Jul 28, 6:19 PM CDTMesoscale DiscussionSPCAdams, Buffalo, Chippewa, Clark, Columbia, Dane and 22 more116 min
Jul 28, 7:21 PM CDTMesoscale DiscussionSPCLafayette2 hr
Jul 28, 9:44 PM CDTMesoscale DiscussionSPCColumbia, Dane, Dodge, Green, Iowa, Jefferson and 8 more2 hr
Aug 8, 3:42 PM CDTMesoscale DiscussionSPCDouglas93 min
Aug 9, 1:12 PM CDTMesoscale DiscussionSPCAdams, Brown, Buffalo, Calumet, Chippewa, Clark and 26 more3 hr
Aug 11, 1:56 PM CDTMesoscale DiscussionSPCBarron, Buffalo, Burnett, Chippewa, Dunn, Eau Claire and 7 more2 hr
Aug 11, 4:00 PM CDTMesoscale DiscussionSPCBarron, Buffalo, Burnett, Chippewa, Dunn, Eau Claire and 8 more2 hr
Aug 11, 6:42 PM CDTMesoscale DiscussionSPCAdams, Buffalo, Calumet, Chippewa, Clark, Columbia and 37 more63 min
Aug 11, 9:08 PM CDTMesoscale DiscussionSPCGrant97 min
Aug 16, 3:39 PM CDTMesoscale DiscussionSPCBayfield, Burnett, Douglas3 hr
Aug 16, 7:30 PM CDTMesoscale DiscussionSPCAshland, Barron, Bayfield, Burnett, Chippewa, Douglas and 8 more2 hr
Aug 16, 9:52 PM CDTMesoscale DiscussionSPCBarron, Chippewa, Clark, Dunn, Eau Claire, Iron and 6 more113 min
Aug 17, 4:41 AM CDTMesoscale DiscussionSPCKenosha, Milwaukee, Racine, Rock, Walworth, Waukesha3 hr
Aug 22, 6:08 AM CDTMesoscale DiscussionSPCAshland, Bayfield, Douglas, Florence, Forest, Iron and 10 more2 hr
Aug 24, 2:46 PM CDTMesoscale DiscussionSPCDodge, Jefferson, Rock, Walworth, Washington, Waukesha119 min
Aug 25, 1:32 PM CDTMesoscale DiscussionSPCAshland, Florence, Iron, Vilas118 min
Sep 5, 3:16 PM CDTMesoscale DiscussionSPCBayfield, Burnett, Douglas119 min
Sep 5, 6:09 PM CDTMesoscale DiscussionSPCBarron, Burnett, Douglas, Dunn, Pepin, Pierce and 3 more96 min
Sep 5, 8:09 PM CDTMesoscale DiscussionSPCAshland, Barron, Bayfield, Buffalo, Chippewa, Clark and 15 more96 min
Oct 24, 10:06 AM CDTMesoscale DiscussionSPCBrown, Buffalo, Clark, Eau Claire, Jackson, Juneau and 18 more2 hr
Oct 24, 5:07 PM CDTMesoscale DiscussionSPCAdams, Jackson, Juneau, La Crosse, Marquette, Monroe and 6 more113 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

32 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. March 31, 20237mesoscale discussions
  2. July 26, 20235mesoscale discussions
  3. April 4, 20234mesoscale discussions
  4. July 28, 20234mesoscale discussions
  5. April 17, 20233mesoscale discussions
  6. April 20, 20233mesoscale discussions
  7. June 29, 20233mesoscale discussions
  8. July 14, 20233mesoscale discussions
  9. July 19, 20233mesoscale discussions
  10. August 11, 20233mesoscale discussions
  11. August 17, 20233mesoscale discussions
  12. February 22, 20232mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe 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.