Alert archive / Wisconsin / Mesoscale Discussions / 2021
Mesoscale Discussions in Wisconsin, April 2021
2 mesoscale discussions in April 2021. 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 April 2021. Tap one for its archive.
- Mesoscale Discussions
- 2
- Busiest day
- April 27, 20211 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 |
|---|---|---|---|---|
| Apr 27, 11:05 AM CDT | Mesoscale Discussion | SPC | Clark, Door, Eau Claire, Langlade, Marathon, Marinette and 3 more | 2 hr |
| Apr 27, 8:24 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Buffalo, Calumet, Columbia, Crawford and 22 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County1
- Door County1
- Eau Claire County1
- Langlade County1
- Marathon County1
- Marinette County1
- Menominee County1
- Oconto County1
- Shawano County1
- Adams County1
- Brown County1
- Buffalo County1
- Calumet County1
- Columbia County1
- Crawford County1
- Dodge County1
- Fond du Lac County1
- Green Lake County1
- Jackson County1
- Juneau County1
- La Crosse County1
- Manitowoc County1
- Marquette County1
- Monroe County1
- Outagamie County1
- Ozaukee County1
- Portage County1
- Richland County1
- Sauk County1
- Sheboygan County1
- Trempealeau County1
- Vernon County1
- Washington County1
- Waupaca County1
- Waushara County1
- Winnebago County1
- Wood County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.