Northeast Wisconsin Hazardous Weather Outlook

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FLUS43 KGRB 151905
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
205 PM CDT Wed Apr 15 2026

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-161915-
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-
205 PM CDT Wed Apr 15 2026

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

.DAY ONE...Tonight

Flooding is expected to continue due to additional showers and
thunderstorms today and tonight, as well as the heavy rainfall
from Monday and Tuesday nights. FLooding concern is greatest near
rivers, streams, and creeks.

There is a marginal risk for thunderstorms capable of producing
one inch hail late this afternoon and evening across portions of
central and east-central Wisconsin.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Heavy rain and thunderstorms will again be possible Friday evening
into Saturday. Some storms could become strong or severe.

Elevated water levels and minor to moderate flooding will
continue along many rivers through the week. Runoff from the Upper
Peninsula paired with recent rain has resulted in major flooding
on the Menominee River.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to report any flooding to the National
Weather Service in Green Bay.

$$

LMZ521-522-541>543-161915-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
205 PM CDT Wed Apr 15 2026

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

.DAY ONE...Tonight

Thunderstorms, some possibly strong or severe, will be possible
this evening into tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Wednesday

Thunderstorms will again be possible Friday evening into
Saturday.

$$

Goodin

Northeast Wisconsin HWO
Southeast Wisconsin HWO
Upper Michigan HWO