Northeast Wisconsin Hazardous Weather Outlook

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FLUS43 KGRB 220601
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
101 AM CDT Wed Apr 22 2026

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-230615-
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-
101 AM CDT Wed Apr 22 2026

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

.DAY ONE...Today and Tonight

Minor to moderate flooding continues on the Menominee and Wolf
Rivers and associated tributaries, with major flooding on the
Wolf River at New London through this morning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Minor to moderate flooding continues on the Menominee and Wolf
Rivers and associated tributaries. Water levels have crested in
most areas, and due to an extended period of dry weather, a
gradually drop is anticipated through the week.

There is a chance of thunderstorms Thursday night into Friday.
The probability or severe thunderstorms is low, but locally heavy
rainfall is possible.

Locally heavy rain is again possible Monday into Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

LMZ521-522-541>543-230615-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
101 AM CDT Wed Apr 22 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...Thursday through Tuesday

Conditions hazardous to small craft are likely Thursday afternoon
through Friday.

There is a chance of thunderstorms late Thursday night into
Friday. Any thunderstorms would pose a hazard to mariners.

$$

Kurimski

Northeast Wisconsin HWO
Southeast Wisconsin HWO
Upper Michigan HWO