Alert archive / Wisconsin / Mesoscale Discussions / 2009
Mesoscale Discussions in Wisconsin, August 2009
18 mesoscale discussions in August 2009. 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 2009. Tap one for its archive.
- Mesoscale Discussions
- 18
- Busiest day
- August 8, 20095 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 2, 9:40 PM CDT | Mesoscale Discussion | SPC | Barron, Brown, Burnett, Calumet, Chippewa, Clark and 19 more | 3 hr |
| Aug 2, 11:21 PM CDT | Mesoscale Discussion | SPC | Adams, Buffalo, Clark, Dunn, Eau Claire, Jackson and 9 more | 84 min |
| Aug 3, 2:02 AM CDT | Mesoscale Discussion | SPC | Brown, Calumet, Menominee, Oconto, Outagamie, Shawano and 1 more | 88 min |
| Aug 8, 1:29 AM CDT | Mesoscale Discussion | SPC | Buffalo, Chippewa, Clark, Crawford, Dunn, Eau Claire and 13 more | 2 hr |
| Aug 8, 9:29 AM CDT | Mesoscale Discussion | SPC | Barron, Buffalo, Chippewa, Dunn, Eau Claire, Pepin and 3 more | 91 min |
| Aug 8, 12:16 PM CDT | Mesoscale Discussion | SPC | Pierce, Polk, Saint Croix | 29 min |
| Aug 8, 3:27 PM CDT | Mesoscale Discussion | SPC | Barron, Buffalo, Chippewa, Dunn, Eau Claire, Jackson and 7 more | 33 min |
| Aug 8, 5:36 PM CDT | Mesoscale Discussion | SPC | Barron, Buffalo, Burnett, Chippewa, Dunn, Eau Claire and 8 more | 84 min |
| Aug 8, 8:52 PM CDT | Mesoscale Discussion | SPC | Barron, Dunn, Polk, Saint Croix | 83 min |
| Aug 8, 11:06 PM CDT | Mesoscale Discussion | SPC | Barron, Brown, Calumet, Chippewa, Clark, Dunn and 22 more | 84 min |
| Aug 9, 9:55 AM CDT | Mesoscale Discussion | SPC | Columbia, Crawford, Dane, Grant, Green, Iowa and 6 more | 35 min |
| Aug 9, 10:55 PM CDT | Mesoscale Discussion | SPC | Green, Kenosha, Milwaukee, Racine, Rock, Walworth | 95 min |
| Aug 9, 11:42 PM CDT | Mesoscale Discussion | SPC | Kenosha, Milwaukee, Racine | 3 hr |
| Aug 15, 1:55 PM CDT | Mesoscale Discussion | SPC | Bayfield, Burnett, Douglas | 95 min |
| Aug 19, 4:34 PM CDT | Mesoscale Discussion | SPC | Barron, Buffalo, Chippewa, Crawford, Dunn, Eau Claire and 10 more | 56 min |
| Aug 19, 7:45 PM CDT | Mesoscale Discussion | SPC | Adams, Barron, Buffalo, Burnett, Chippewa, Clark and 24 more | 90 min |
| Aug 20, 1:51 PM CDT | Mesoscale Discussion | SPC | Adams, Columbia, Crawford, Dane, Dodge, Fond du Lac and 15 more | 114 min |
| Aug 28, 5:13 PM CDT | Mesoscale Discussion | SPC | Adams, Green Lake, Jackson, Juneau, La Crosse, Langlade and 14 more | 62 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saint Croix County10
- Dunn County9
- Barron County8
- Chippewa County8
- Polk County8
- Eau Claire County8
- Trempealeau County8
- Buffalo County7
- Pepin County7
- Pierce County7
- Jackson County6
- La Crosse County6
- Monroe County6
- Vernon County6
- Richland County6
- Clark County5
- Rusk County5
- Juneau County5
- Crawford County5
- Grant County5
- Burnett County4
- Menominee County4
- Outagamie County4
- Sawyer County4
- Shawano County4
- Waupaca County4
- Waushara County4
- Winnebago County4
- Wood County4
- Adams County4
- Iowa County4
- Lafayette County4
- Green County4
- Sauk County4
- Brown County3
- Calumet County3
- Langlade County3
- Portage County3
- Price County3
- Taylor County3
22 more counties
- Washburn County3
- Rock County3
- Lincoln County2
- Marathon County2
- Oneida County2
- Oconto County2
- Columbia County2
- Dane County2
- Jefferson County2
- Walworth County2
- Kenosha County2
- Milwaukee County2
- Racine County2
- Green Lake County2
- Marquette County2
- Manitowoc County1
- Forest County1
- Kewaunee County1
- Bayfield County1
- Douglas County1
- Dodge County1
- Fond du Lac County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.