Northeast Wisconsin Hazardous Weather Outlook

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FLUS43 KGRB 182349
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
649 PM CDT Wed Mar 18 2026

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-200000-
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-
649 PM CDT Wed Mar 18 2026

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

.DAY ONE...Tonight

Rain or a wintry mix of freezing rain and snow is expected
tonight. Travel could be slippery tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Rain or a wintry mix of freezing rain and snow is expected to
continue into early Thursday morning. Travel could be slippery
for the Thursday morning commute.

Warming temperatures late this week into the weekend will lead to
snowmelt and increased flows and rising levels on rivers and
streams. Several rivers may reach bankfull or minor flood stage.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to report snowfall measurements or ice
accumulations to the National Weather Service in Green Bay tonight
into Thursday morning.

$$

LMZ521-522-541>543-200000-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
649 PM CDT Wed Mar 18 2026

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

.DAY ONE...Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

The probability for widespread hazardous weather is low.

$$

Northeast Wisconsin HWO
Southeast Wisconsin HWO
Upper Michigan HWO