Winter Weather Monitor

Winter Weather Monitor
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Upper Mississippi Valley

Great Lakes/Ohio Valley

NWS Green Bay Radar
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Regional Radar Mosaics
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Northeast Wisconsin watch/warning/advisories

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Winter Storm Info and Maps

Northeast Wisconsin Watch/Warning/Advisories
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Weather Info
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U.S. Watch/Warning/Advisories
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Hazardous Weather Outlook
^{Note: Product updated daily by 6 AM and as needed during the day.}

530
FLUS43 KGRB 250620
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
120 AM CDT Sat Apr 25 2026

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-260630-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
120 AM CDT Sat Apr 25 2026

This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.

.DAY ONE...Today and Tonight

Minor flooding continues on the Menominee and Wolf Rivers and
associated tributaries. Minor flooding is also occurring along the
Lake Poygan and Lake Winnebago shorelines.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Minor to moderate flooding will continue on the Menominee and
Wolf Rivers and associated tributaries. Due to additional rainfall
and increased snowmelt from Upper Michigan late this week, the
Menominee River could return to recent crests in major flood
stage this weekend into early next week. Minor flooding is also
forecast along the Lake Poygan and Lake Winnebago shorelines.

Showers and thunderstorms could bring locally heavy rain Monday
into Tuesday. This rainfall could exacerbate ongoing flooding
across the region.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

LMZ521-522-541>543-260630-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
120 AM CDT Sat Apr 25 2026

This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.

.DAY ONE...Today and Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Thunderstorms will be possible Monday into Tuesday. Any
thunderstorms would pose a hazard to mariners.

Increasing winds and waves will result in conditions hazardous to
small craft Monday and Tuesday.

$$

Kurimski

Winter Weather Message
^{Note: Product issued only as needed -- Make sure date on product matches today's date.}