Alert archive / Wisconsin / Severe Thunderstorm Warnings / 2012
Severe Thunderstorm Warnings in Wisconsin, September 2012
38 severe thunderstorm warnings 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in September 2012. Tap one for its archive.
- Severe Thunderstorm Warnings
- 38
- Busiest day
- September 4, 201216 severe thunderstorm warnings
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 3, 4:12 AM CDT | Severe Thunderstorm Warning | DLH | Burnett, Sawyer, Washburn | 48 min |
| Sep 3, 4:54 AM CDT | Severe Thunderstorm Warning | DLH | Sawyer, Washburn | 36 min |
| Sep 3, 2:43 PM CDT | Severe Thunderstorm Warning | GRB | Florence, Forest, Marinette | 62 min |
| Sep 4, 4:17 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Chippewa, Rusk | 43 min |
| Sep 4, 4:29 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 46 min |
| Sep 4, 4:39 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield | 36 min |
| Sep 4, 4:55 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 50 min |
| Sep 4, 5:06 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 39 min |
| Sep 4, 5:17 PM CDT | Severe Thunderstorm Warning | ARX | Vernon | 28 min |
| Sep 4, 5:19 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 26 min |
| Sep 4, 5:39 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 36 min |
| Sep 4, 5:41 PM CDT | Severe Thunderstorm Warning | ARX | Clark | 64 min |
| Sep 4, 5:56 PM CDT | Severe Thunderstorm Warning | ARX | La Crosse, Vernon | 64 min |
| Sep 4, 6:11 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 30 min |
| Sep 4, 6:16 PM CDT | Severe Thunderstorm Warning | ARX | Clark | 29 min |
| Sep 4, 6:26 PM CDT | Severe Thunderstorm Warning | GRB | Marathon, Wood | 36 min |
| Sep 4, 6:37 PM CDT | Severe Thunderstorm Warning | ARX | Crawford, Grant | 38 min |
| Sep 4, 6:48 PM CDT | Severe Thunderstorm Warning | ARX | Crawford, Vernon | 57 min |
| Sep 4, 6:59 PM CDT | Severe Thunderstorm Warning | GRB | Marathon, Portage, Wood | 46 min |
| Sep 4, 7:00 PM CDT | Severe Thunderstorm Warning | ARX | Grant | 60 min |
| Sep 4, 7:10 PM CDT | Severe Thunderstorm Warning | ARX | Richland | 65 min |
| Sep 4, 7:20 PM CDT | Severe Thunderstorm Warning | MKX | Iowa, Sauk | 55 min |
| Sep 4, 7:35 PM CDT | Severe Thunderstorm Warning | ARX | Grant | 70 min |
| Sep 4, 7:40 PM CDT | Severe Thunderstorm Warning | GRB | Marathon, Portage, Shawano, Waupaca, Waushara | 39 min |
| Sep 4, 7:46 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Iowa, Sauk | 59 min |
| Sep 4, 7:48 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dane, Sauk | 42 min |
| Sep 4, 8:12 PM CDT | Severe Thunderstorm Warning | MKX | Columbia, Dane, Dodge, Green, Jefferson, Rock | 63 min |
| Sep 4, 8:16 PM CDT | Severe Thunderstorm Warning | GRB | Outagamie, Shawano, Waupaca | 35 min |
| Sep 4, 8:16 PM CDT | Severe Thunderstorm Warning | MKX | Green, Iowa, Lafayette | 59 min |
| Sep 4, 8:35 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson, Rock, Walworth, Washington, Waukesha | 55 min |
| Sep 4, 8:51 PM CDT | Severe Thunderstorm Warning | ARX | Grant | 39 min |
| Sep 4, 9:07 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Milwaukee, Ozaukee, Racine, Walworth, Washington and 1 more | 83 min |
| Sep 4, 9:57 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac, Sheboygan | 34 min |
| Sep 5, 1:48 AM CDT | Severe Thunderstorm Warning | ARX | La Crosse, Vernon | 27 min |
| Sep 5, 3:05 AM CDT | Severe Thunderstorm Warning | MKX | Iowa, Lafayette | 55 min |
| Sep 17, 2:55 PM CDT | Severe Thunderstorm Warning | MKX | Rock, Walworth | 26 min |
| Sep 17, 2:58 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 62 min |
| Sep 19, 3:39 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Douglas, Sawyer, Washburn | 35 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Eau Claire County4
- Vernon County4
- Grant County4
- Iowa County4
- Sawyer County3
- Washburn County3
- Chippewa County3
- Marathon County3
- Sauk County3
- Dane County3
- Rock County3
- Walworth County3
- Waukesha County3
- Ashland County2
- Bayfield County2
- Clark County2
- La Crosse County2
- Wood County2
- Crawford County2
- Portage County2
- Shawano County2
- Waupaca County2
- Columbia County2
- Dodge County2
- Green County2
- Jefferson County2
- Lafayette County2
- Washington County2
- Milwaukee County2
- Burnett County1
- Florence County1
- Forest County1
- Marinette County1
- Barron County1
- Rusk County1
- Buffalo County1
- Richland County1
- Waushara County1
- Outagamie County1
- Kenosha County1
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.