Alert archive / Wisconsin / Extreme Cold Warnings

Extreme Cold Warnings in Wisconsin, 2026

5 extreme cold warnings in 2026. 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 extreme cold warnings reaches back to 2005.

Extreme Cold Warnings by county

Each county as a circle sized by its count in 2026. Tap one for its archive.

Extreme Cold Warnings
5
Busiest month
January5 extreme cold warnings
Busiest day
January 21, 20264 extreme cold warnings

Over time

By month

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.

IssuedProductOfficeCountiesLasted
Jan 20, 12:43 PM CSTExtreme Cold WarningDLHAshland, Bayfield, Burnett, Douglas, Iron, Price and 2 more4 days
Jan 21, 11:56 AM CSTExtreme Cold WarningARXAdams, Buffalo, Clark, Crawford, Grant, Jackson and 7 more48 hr
Jan 21, 12:02 PM CSTExtreme Cold WarningMPXBarron, Chippewa, Dunn, Eau Claire, Pepin, Pierce and 3 more48 hr
Jan 21, 1:25 PM CSTExtreme Cold WarningMKXColumbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more65 hr
Jan 21, 1:31 PM CSTExtreme Cold WarningGRBBrown, Calumet, Door, Florence, Forest, Kewaunee and 16 more67 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

32 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

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.