Hazardous Weather Outlook
Issued by NWS Green Bay, WI

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FLUS43 KGRB 201058
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
558 AM CDT Sun Aug 20 2017

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-211100-
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-
558 AM CDT Sun Aug 20 2017

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

.DAY ONE...Today and Tonight

Thunderstorms are possible across north-central Wisconsin this
afternoon. The chance for storms will expand south and east during
the evening and overnight hours. A few of the storms over the
north this afternoon and evening could be strong or severe, and
produce large hail and damaging winds.

The storms will diminish as they continue southward overnight.
Severe storms are not expected during this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Storms will likely become more numerous again late Monday through
Monday night, and continue into Tuesday. This time the storms are
most likely to be focused in central and east-central Wisconsin.
Some of the storms during this period could produce torrential
rainfall which may result in some ponding of water on roads. There
remains uncertainty over whether the risk for severe weather will
extend into central and northern Wisconsin, or remain to the south.
Be sure go monitor later forecasts for updated information.

.SPOTTER INFORMATION STATEMENT...

Formal spotter activation is not anticipated to be needed today
or tonight at this time.

$$

LMZ521-522-541>543-211100-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
558 AM CDT Sun Aug 20 2017

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

.DAY ONE...Today and Tonight

Gusty south winds this afternoon and evening will produce waves
hazardous to small craft along the Door County shoreline of Lake
Michigan. There is a chance for thunderstorms with gusty winds
tonight across the entire nearshore area.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Thunderstorms will be possible at times Monday into Tuesday.
Heavy rainfall and lightning will pose a hazard to boaters,
especially toward Monday night.

$$

TDH/Uhlmann



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