Alert archive / Wisconsin / Severe Thunderstorm Watches / 2021
Severe Thunderstorm Watches in Wisconsin, December 2021
1 severe thunderstorm watches in December 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 severe thunderstorm watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in December 2021. Tap one for its archive.
- Severe Thunderstorm Watches
- 1
- Busiest day
- December 16, 20211 severe thunderstorm watches
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 |
|---|---|---|---|---|
| Dec 15, 9:44 PM CST | Severe Thunderstorm Watch | SPC | Brown, Calumet, Columbia, Dane, Dodge, Door and 22 more | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Brown County1
- Calumet County1
- Columbia County1
- Dane County1
- Dodge County1
- Door County1
- Fond du Lac County1
- Forest County1
- Green County1
- Green Lake County1
- Jefferson County1
- Kewaunee County1
- Langlade County1
- Lincoln County1
- Manitowoc County1
- Marinette County1
- Menominee County1
- Oconto County1
- Oneida County1
- Outagamie County1
- Rock County1
- Shawano County1
- Sheboygan County1
- Walworth County1
- Washington County1
- Waukesha County1
- Waupaca County1
- Winnebago 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.