Strong low pressure tracked along the Iowa and Illinois border northeast across southeast WI. The low spread a swath of moderate snowfall across southwest WI affecting the panhandle of Sauk County and Marquette and Green Lake Counties.
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS MKX wrote it up.
Strong low pressure tracked along the Iowa and Illinois border northeast across southeast WI. The low spread a swath of moderate snowfall across southwest WI affecting the panhandle of Sauk County and Marquette and Green Lake Counties. Several inches of snow fell in the early morning hours and some schools were cancelled. Some vehicle slide-offs occurred.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before the first event at Feb 20, 12:40 AM CST, 2 hours 20 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
3 winter weather. Local standard time, as filed.
Approximately 2 to 4 inches of snow accumulation in the panhandle of Sauk County.
Approximately 2 to 5 inches of snow accumulation.
Approximately 2 to 5 inches of snow accumulation.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wisconsin in 2026Every state in 2026This day in weather historyWarnings in Wisconsin, February 2026
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 1320596, 1320597, 1320598.