Hazardous Weather Outlook
Issued by NWS Green Bay, WI

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FLUS43 KGRB 201958
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
258 PM 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-
258 PM CDT Sun Aug 20 2017

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

.DAY ONE...Tonight

The threat for thunderstorms will gradually spread east across
the area through this evening. A few of the storms across central
Wisconsin could be strong or severe, and produce large hail and
damaging winds through this evening. The storms will diminish
overnight, bringing to an end the risk for severe weather.

.DAYS TWO THROUGH SEVEN...Monday through Sunday

Storms will begin to redevelop Monday, and are likely Monday
evening and Monday night. Some of the storms Monday through Monday
night could produce torrential rainfall which may result in some
ponding of water on roads. Severe storms with damaging winds and
large hail are also possible, mainly late Monday afternoon and
Monday evening.

.SPOTTER INFORMATION STATEMENT...

Formal spotter activation is not likely to be needed tonight due
to the limited coverage of the storms. But spotters are requested
to report any hail or wind gusts over 40 mph to the National
Weather Service in Green Bay. Spotter activation may be needed
Monday.

$$

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-
258 PM CDT Sun Aug 20 2017

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

.DAY ONE...Tonight

Gusty south winds this evening will produce waves hazardous to
small craft along the Door County shoreline of Lake Michigan.
Small craft on the Bay of Green Bay should also exercise caution
due to gusty winds and rough waters. There is a chance for
thunderstorms tonight, with lightning from the storms posing a
hazard to boaters on the lake and bay.

.DAYS TWO THROUGH SEVEN...Monday through Sunday

Thunderstorms will be possible at times Monday into early Tuesday.
Heavy rainfall and lightning will pose a hazard to boaters. Strong
winds are also possible with some of the storms.

$$

Skowronski/ML



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