Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

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FLUS43 KGRB 171954
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
Issued by National Weather Service Marquette MI
254 PM CDT Thu Apr 17 2025

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-182000-
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-
254 PM CDT Thu Apr 17 2025

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

.DAY ONE...Tonight

Scattered rain and storms will be possible through tonight. Small
hail would be the main threat within embedded storms.

.DAYS TWO THROUGH SEVEN...Friday through Thursday

Storm chances return Friday afternoon, with the potential for some
storms to become strong to severe in and around the Fox Valley.
Large hail would likely accompany stronger storms.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to report any instances of hail to the
National Weather Service in Green Bay.

$$

LMZ521-522-541>543-182000-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
254 PM CDT Thu Apr 17 2025

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

.DAY ONE...Tonight

Gusty south/southeast winds combined with waves of 5 to 8 ft will
result in conditions hazardous to small craft through the night.
A Small Craft Advisory has been issued.

Scattered showers and storms will be possible through tonight.
Any storm may pose a threat to mariners.

.DAYS TWO THROUGH SEVEN...Friday through Thursday

Conditions hazardous to small craft continue through Friday
afternoon along the Lake Michigan nearshore waters due to wave
heights.

Some strong to severe storms will be possible Friday afternoon,
with large hail being the primary concern.

$$

WFO MQT GS

Northeast Wisconsin HWO
Southeast Wisconsin HWO
Upper Michigan HWO

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Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

Northeast Wisconsin Hazardous Weather Outlook