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NWS Green Bay WITO.W 0011April 17, 2026

Tornado Warning: Langlade and Oconto, WI

The National Weather Service office in Green Bay issued a tornado warning for Langlade and Oconto in Wisconsin, which was in force until 7:00 p.m. local time on April 17. It was the 11th tornado warning the NWS office in Green Bay issued in 2026. Wisconsin had 83 tornado warnings in April 2026, against 3 in an average April of 2008-2025 (Wisconsin's tornado warnings by year).

ExpiredWarning

Issued6:06 p.m. CDT, April 17, 2026
In force6:06 p.m. CDT, April 17, 2026
Expired7:00 p.m. CDT, April 17, 2026

In force for 54 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Green Bay WI
Area
Langlade and Oconto
State
Wisconsin
Level
Warning
Issued
6:06 p.m. CDT, April 17, 2026
Expires
7:00 p.m. CDT, April 17, 2026
CAP severity, certainty, urgency
Extreme, Observed, Immediate
VTEC event
KGRB TO.W 0011
Official source
National Weather Service: the notice at its source

Tornado Warnings in Wisconsin since 2008Every warning type in Wisconsin

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

TORGRB The National Weather Service in Green Bay has issued a * Tornado Warning for... East Central Langlade County in north central Wisconsin... Northern Oconto County in northeastern Wisconsin... * Until 700 PM CDT. * At 606 PM CDT, a severe thunderstorm capable of producing a tornado was located near White Lake, or 21 miles east of Antigo, moving northeast at 30 mph. HAZARD...Tornado and quarter size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows and vehicles will occur. Tree damage is likely. * This tornado will be near... White Lake and Gardner Dam Scout Camp around 610 PM CDT. Other locations impacted by the tornado include Langlade, Hollister, Boot Lake Campground, Townsend and Lakewood.

What the agency told people to do

Move to an interior room on the lowest floor of a well-built building away from windows. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice