Alert archive / Wisconsin / Mesoscale Discussions / 2018
Mesoscale Discussions in Wisconsin, September 2018
14 mesoscale discussions in September 2018. 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 2018. Tap one for its archive.
- Mesoscale Discussions
- 14
- Busiest day
- September 3, 20182 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 6:34 PM CDT | Mesoscale Discussion | SPC | Grant | 56 min |
| Sep 2, 3:47 PM CDT | Mesoscale Discussion | SPC | Columbia, Dane, Dodge, Fond du Lac, Grant, Green and 10 more | 118 min |
| Sep 3, 1:20 PM CDT | Mesoscale Discussion | SPC | Kenosha, Racine, Rock, Walworth | 2 hr |
| Sep 3, 5:47 PM CDT | Mesoscale Discussion | SPC | Grant | 58 min |
| Sep 4, 2:06 PM CDT | Mesoscale Discussion | SPC | Adams, Buffalo, Chippewa, Clark, Dunn, Eau Claire and 17 more | 2 hr |
| Sep 4, 6:28 PM CDT | Mesoscale Discussion | SPC | Adams, Buffalo, Clark, Eau Claire, Jackson, Juneau and 12 more | 2 hr |
| Sep 4, 9:07 PM CDT | Mesoscale Discussion | SPC | Clark, Eau Claire, Jackson, La Crosse, Marathon, Monroe and 5 more | 83 min |
| Sep 17, 3:05 PM CDT | Mesoscale Discussion | SPC | Buffalo, Dunn, Pepin, Pierce, Trempealeau | 115 min |
| Sep 20, 2:15 PM CDT | Mesoscale Discussion | SPC | Buffalo, Dunn, Eau Claire, Pepin, Pierce, Saint Croix | 3 hr |
| Sep 20, 5:29 PM CDT | Mesoscale Discussion | SPC | Adams, Barron, Buffalo, Chippewa, Clark, Columbia and 22 more | 2 hr |
| Sep 20, 8:20 PM CDT | Mesoscale Discussion | SPC | Adams, Barron, Brown, Buffalo, Calumet, Chippewa and 37 more | 115 min |
| Sep 20, 10:45 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Fond du Lac, Green Lake and 9 more | 60 min |
| Sep 25, 1:07 PM CDT | Mesoscale Discussion | SPC | Dane, Grant, Green, Iowa, Lafayette, Rock | 113 min |
| Sep 25, 3:39 PM CDT | Mesoscale Discussion | SPC | Dane, Dodge, Green, Iowa, Jefferson, Kenosha and 7 more | 96 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Buffalo County6
- Eau Claire County6
- Pepin County6
- Portage County6
- Trempealeau County6
- Grant County5
- Adams County5
- Clark County5
- Dunn County5
- Jackson County5
- Juneau County5
- La Crosse County5
- Marathon County5
- Monroe County5
- Pierce County5
- Taylor County5
- Waupaca County5
- Wood County5
- Columbia County4
- Rock County4
- Sauk County4
- Vernon County4
- Waushara County4
- Dane County3
- Green County3
- Iowa County3
- Kenosha County3
- Lafayette County3
- Walworth County3
- Chippewa County3
- Outagamie County3
- Shawano County3
- Saint Croix County3
- Marquette County3
- Richland County3
- Dodge County2
- Fond du Lac County2
- Jefferson County2
- Milwaukee County2
- Washington County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.