Weather alerts in Wisconsin, 2026
2,761 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 2,761
- Warnings
- 1,223
- Watches
- 173
- Advisories
- 548
- Busiest month
- April778 alerts
- Busiest day
- April 14, 2026155 alerts
Over time
By month
The alerts
2,761 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Rock County186
- Walworth County181
- Dane County179
- Racine County170
- Columbia County164
- Iowa County163
- Waukesha County163
- Kenosha County162
- Marathon County157
- Milwaukee County155
- Dodge County154
- Sauk County153
- Fond du Lac County153
- Lafayette County152
- Jefferson County151
- Waupaca County150
- Brown County148
- Wood County147
- Portage County146
- Outagamie County145
- Shawano County144
- Green County144
- Washington County143
- Green Lake County134
- Jackson County133
- Sheboygan County131
- Winnebago County130
- Douglas County129
- Grant County128
- Kewaunee County127
- Manitowoc County126
- Trempealeau County126
- Calumet County125
- Ozaukee County125
- Marquette County123
- Waushara County122
- Vernon County122
- Juneau County119
- Monroe County115
- Clark County114
32 more counties
- Crawford County113
- Richland County113
- Oconto County111
- Buffalo County111
- Marinette County108
- Adams County107
- La Crosse County106
- Menominee County105
- Langlade County104
- Door County101
- Ashland County99
- Bayfield County95
- Pepin County94
- Iron County89
- Eau Claire County87
- Lincoln County86
- Forest County85
- Pierce County84
- Florence County84
- Oneida County84
- Dunn County83
- Barron County81
- Sawyer County79
- Polk County79
- Taylor County79
- Washburn County78
- Vilas County78
- Chippewa County77
- Burnett County75
- Rusk County73
- Saint Croix County71
- Price County67
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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. Rebuilt daily.