Alert archive / Wisconsin / Mesoscale Discussions / 2012

Mesoscale Discussions in Wisconsin, September 2012

10 mesoscale discussions in September 2012. 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 September 2012. Tap one for its archive.

Mesoscale Discussions
10
Busiest day
September 5, 20124 mesoscale discussions

Over time

By day

Days in UTC, the clock the archive keeps.

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
Sep 3, 12:43 PM CDTMesoscale DiscussionSPCAdams, Brown, Calumet, Door, Florence, Forest and 14 more2 hr
Sep 3, 6:59 PM CDTMesoscale DiscussionSPCDoor, Marinette, Menominee, Oconto61 min
Sep 4, 1:33 PM CDTMesoscale DiscussionSPCAdams, Ashland, Barron, Bayfield, Buffalo, Burnett and 31 more117 min
Sep 4, 6:39 PM CDTMesoscale DiscussionSPCAdams, Ashland, Bayfield, Buffalo, Chippewa, Clark and 24 more66 min
Sep 4, 8:30 PM CDTMesoscale DiscussionSPCAdams, Ashland, Bayfield, Brown, Calumet, Clark and 33 more60 min
Sep 5, 1:14 AM CDTMesoscale DiscussionSPCAdams, Columbia, Crawford, Dane, Grant, Green and 9 more91 min
Sep 5, 3:43 AM CDTMesoscale DiscussionSPCGrant, Green, Lafayette, Rock, Walworth92 min
Sep 5, 4:02 PM CDTMesoscale DiscussionSPCGreen, Kenosha, Lafayette, Rock, Walworth88 min
Sep 8, 3:31 PM CDTMesoscale DiscussionSPCAdams, Buffalo, Chippewa, Clark, Columbia, Dane and 21 more119 min
Sep 17, 1:30 PM CDTMesoscale DiscussionSPCKenosha, Milwaukee, Racine, Rock, Walworth, Waukesha60 min

By county

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

27 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20112013

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.