Alert archive / Wisconsin / Mesoscale Discussions / 2021
Mesoscale Discussions in Wisconsin, August 2021
31 mesoscale discussions in August 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 August 2021. Tap one for its archive.
- Mesoscale Discussions
- 31
- Busiest day
- August 11, 20216 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 |
|---|---|---|---|---|
| Aug 6, 3:23 PM CDT | Mesoscale Discussion | SPC | Dane, Dodge, Fond du Lac, Jefferson, Kenosha, Milwaukee and 7 more | 97 min |
| Aug 7, 11:03 AM CDT | Mesoscale Discussion | SPC | Crawford, Grant, Iowa, La Crosse, Richland, Sauk and 1 more | 2 hr |
| Aug 7, 3:46 PM CDT | Mesoscale Discussion | SPC | Columbia, Crawford, Dane, Grant, Green, Iowa and 5 more | 119 min |
| Aug 7, 5:02 PM CDT | Mesoscale Discussion | SPC | Green, Iowa, Rock, Walworth | 58 min |
| Aug 8, 12:57 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Crawford, Dodge and 22 more | 93 min |
| Aug 8, 3:53 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Clark, Columbia, Dodge and 22 more | 97 min |
| Aug 10, 12:02 PM CDT | Mesoscale Discussion | SPC | Ashland, Bayfield, Iron, Sawyer, Vilas | 88 min |
| Aug 10, 3:10 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Dane, Dodge and 24 more | 2 hr |
| Aug 10, 5:51 PM CDT | Mesoscale Discussion | SPC | Columbia, Dane, Dodge, Green, Iowa, Jefferson and 7 more | 84 min |
| Aug 10, 7:12 PM CDT | Mesoscale Discussion | SPC | Manitowoc, Racine, Sheboygan | 63 min |
| Aug 11, 7:27 AM CDT | Mesoscale Discussion | SPC | Barron, Buffalo, Burnett, Chippewa, Dunn, Eau Claire and 8 more | 2 hr |
| Aug 11, 11:48 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Crawford, Dane and 39 more | 117 min |
| Aug 11, 2:02 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Crawford, Dodge and 20 more | 88 min |
| Aug 11, 5:40 PM CDT | Mesoscale Discussion | SPC | Columbia, Dane, Grant, Green, Iowa, Jefferson and 3 more | 95 min |
| Aug 11, 6:45 PM CDT | Mesoscale Discussion | SPC | Milwaukee, Racine | 90 min |
| Aug 11, 7:35 PM CDT | Mesoscale Discussion | SPC | Kenosha, Walworth | 85 min |
| Aug 11, 11:06 PM CDT | Mesoscale Discussion | SPC | Kenosha | 84 min |
| Aug 24, 3:00 AM CDT | Mesoscale Discussion | SPC | Pierce, Polk, Saint Croix | 2 hr |
| Aug 24, 6:00 AM CDT | Mesoscale Discussion | SPC | Adams, Buffalo, Clark, Columbia, Crawford, Dane and 26 more | 90 min |
| Aug 24, 7:10 AM CDT | Mesoscale Discussion | SPC | Adams, Barron, Buffalo, Chippewa, Clark, Dunn and 15 more | 95 min |
| Aug 24, 9:13 AM CDT | Mesoscale Discussion | SPC | Brown, Calumet, Menominee, Oconto, Outagamie, Shawano and 3 more | 62 min |
| Aug 24, 12:44 PM CDT | Mesoscale Discussion | SPC | Crawford, Grant, Iowa, Richland, Sauk, Vernon | 91 min |
| Aug 24, 3:09 PM CDT | Mesoscale Discussion | SPC | Green, Rock, Walworth | 66 min |
| Aug 26, 1:12 PM CDT | Mesoscale Discussion | SPC | Crawford, Jackson, La Crosse, Monroe, Richland, Trempealeau and 1 more | 93 min |
| Aug 26, 1:53 PM CDT | Mesoscale Discussion | SPC | Pierce | 97 min |
| Aug 27, 4:01 PM CDT | Mesoscale Discussion | SPC | Crawford, La Crosse, Monroe, Richland, Vernon | 59 min |
| Aug 27, 7:59 PM CDT | Mesoscale Discussion | SPC | Crawford, Grant, Iowa, Lafayette | 2 hr |
| Aug 27, 9:57 PM CDT | Mesoscale Discussion | SPC | Columbia, Crawford, Dane, Dodge, Grant, Green and 7 more | 93 min |
| Aug 28, 9:39 AM CDT | Mesoscale Discussion | SPC | Ashland, Barron, Bayfield, Burnett, Douglas, Iron and 5 more | 2 hr |
| Aug 28, 1:13 PM CDT | Mesoscale Discussion | SPC | Ashland, Barron, Bayfield, Burnett, Douglas, Iron and 5 more | 2 hr |
| Aug 29, 1:18 PM CDT | Mesoscale Discussion | SPC | Kenosha | 87 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crawford County11
- Iowa County11
- Sauk County11
- Vernon County11
- Rock County10
- Richland County10
- Columbia County10
- Dodge County9
- Green County9
- Dane County8
- Walworth County8
- Grant County8
- La Crosse County8
- Lafayette County8
- Fond du Lac County7
- Jefferson County7
- Kenosha County7
- Adams County7
- Juneau County7
- Monroe County7
- Waushara County7
- Winnebago County7
- Sheboygan County6
- Washington County6
- Brown County6
- Calumet County6
- Green Lake County6
- Manitowoc County6
- Marquette County6
- Outagamie County6
- Portage County6
- Waupaca County6
- Wood County6
- Milwaukee County5
- Ozaukee County5
- Racine County5
- Waukesha County5
- Shawano County5
- Polk County5
- Kewaunee County4
29 more counties
- Marathon County4
- Menominee County4
- Oconto County4
- Sawyer County4
- Barron County4
- Pierce County4
- Trempealeau County4
- Clark County3
- Ashland County3
- Bayfield County3
- Iron County3
- Buffalo County3
- Burnett County3
- Eau Claire County3
- Pepin County3
- Rusk County3
- Saint Croix County3
- Washburn County3
- Jackson County3
- Langlade County2
- Taylor County2
- Chippewa County2
- Dunn County2
- Douglas County2
- Price County2
- Lincoln County1
- Vilas County1
- Door County1
- Marinette 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.