Alert archive / Wisconsin / Severe Thunderstorm Warnings / 2017
Severe Thunderstorm Warnings in Wisconsin, September 2017
26 severe thunderstorm warnings in September 2017. 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 2017. Tap one for its archive.
- Severe Thunderstorm Warnings
- 26
- Busiest day
- September 22, 201713 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 20, 3:04 AM CDT | Severe Thunderstorm Warning | MPX | Polk | 26 min |
| Sep 20, 3:15 AM CDT | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 45 min |
| Sep 20, 3:16 AM CDT | Severe Thunderstorm Warning | DLH | Douglas | 44 min |
| Sep 20, 3:44 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau | 46 min |
| Sep 20, 4:37 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau | 23 min |
| Sep 20, 4:58 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau | 32 min |
| Sep 20, 4:58 PM CDT | Severe Thunderstorm Warning | GRB | Portage, Wood | 47 min |
| Sep 20, 5:27 PM CDT | Severe Thunderstorm Warning | GRB | Portage, Waupaca | 48 min |
| Sep 20, 6:16 PM CDT | Severe Thunderstorm Warning | ARX | Crawford | 44 min |
| Sep 20, 6:57 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Iowa | 20 min |
| Sep 20, 7:30 PM CDT | Severe Thunderstorm Warning | GRB | Portage, Waupaca, Waushara | 45 min |
| Sep 20, 8:04 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Calumet, Outagamie, Winnebago | 41 min |
| Sep 20, 9:58 PM CDT | Severe Thunderstorm Warning | MKX | Sheboygan | 18 min |
| Sep 22, 5:44 AM CDT | Severe Thunderstorm Warning | DLH | Burnett | 31 min |
| Sep 22, 6:19 AM CDT | Severe Thunderstorm Warning | DLH | Burnett, Douglas, Washburn | 41 min |
| Sep 22, 6:41 AM CDT | Severe Thunderstorm Warning | DLH | Douglas | 34 min |
| Sep 22, 7:05 AM CDT | Severe Thunderstorm Warning | DLH | Sawyer, Washburn | 25 min |
| Sep 22, 7:25 AM CDT | Severe Thunderstorm Warning | DLH | Sawyer, Washburn | 50 min |
| Sep 22, 8:26 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Sawyer | 49 min |
| Sep 22, 9:12 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Sawyer | 48 min |
| Sep 22, 9:49 AM CDT | Severe Thunderstorm Warning | MPX | Barron, Rusk | 26 min |
| Sep 22, 9:53 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Sawyer, Washburn | 52 min |
| Sep 22, 10:10 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Iron | 35 min |
| Sep 22, 10:23 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Iron, Price, Sawyer | 52 min |
| Sep 22, 10:57 AM CDT | Severe Thunderstorm Warning | DLH | Price, Sawyer | 63 min |
| Sep 22, 11:05 AM CDT | Severe Thunderstorm Warning | GRB | Lincoln, Oneida, Vilas | 55 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sawyer County7
- Washburn County5
- Ashland County5
- Burnett County3
- Douglas County3
- Adams County3
- Juneau County3
- Portage County3
- Bayfield County3
- Waupaca County2
- Iron County2
- Price County2
- Polk County1
- Wood County1
- Crawford County1
- Dane County1
- Iowa County1
- Waushara County1
- Brown County1
- Calumet County1
- Outagamie County1
- Winnebago County1
- Sheboygan County1
- Barron County1
- Rusk County1
- Lincoln County1
- Oneida County1
- Vilas County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.