Winter Weather Monitor

Winter Weather Monitor
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Upper Mississippi Valley

Great Lakes/Ohio Valley

NWS Green Bay Radar
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Regional Radar Mosaics
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Northeast Wisconsin watch/warning/advisories

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Special Weather Statement

Storm Reports

Additional
Winter Storm Info and Maps

Northeast Wisconsin Watch/Warning/Advisories
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U.S. Watch/Warning/Advisories
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Hazardous Weather Outlook
^{Note: Product updated daily by 6 AM and as needed during the day.}

686
FLUS43 KGRB 200911
HWOGRB

Hazardous Weather Outlook
National Weather Service Green Bay WI
311 AM CST Tue Jan 20 2026

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-210915-
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-
311 AM CST Tue Jan 20 2026

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

.DAY ONE...Today and Tonight

Wind chills of 20 to 30 below will continue through mid morning.
Cold Weather Advisories are in effect until 10 am today.

Light snow late tonight night into Wednesday morning, especially
south of Highway 10, could result in slippery conditions for the
Wednesday morning commute.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Extreme cold is expected late this week into this weekend, with
daytime highs Friday and Saturday below zero for the majority of
the area, and wind chills of 30 below zero or colder Friday
morning and Saturday morning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed tonight.

$$

LMZ521-522-541>543-210915-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
311 AM CST Tue Jan 20 2026

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

.DAY ONE...Today and Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

The probability for widespread hazardous weather is low.

$$

GK

Winter Weather Message
^{Note: Product issued only as needed -- Make sure date on product matches today's date.}

447
WWUS43 KGRB 191749
WSWGRB

URGENT - WINTER WEATHER MESSAGE
National Weather Service Green Bay WI
1149 AM CST Mon Jan 19 2026

WIZ022-031-037>040-045-048>050-074-191900-
/O.EXP.KGRB.WW.Y.0008.000000T0000Z-260119T1800Z/
Door-Shawano-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Oconto County-
Including the cities of Oconto, Luxemburg, New Holstein, Appleton,
Redgranite, Two Rivers, Waupaca, Neenah, Sobieski, Chilton,
Manitowoc, Clintonville, New London, Kewaunee, Sturgeon Bay,
Brookside, Fish Creek, Oshkosh, Pensaukee, Wautoma, Menasha, Shawano,
Sister Bay, Little Suamico, Brillion, and Green Bay
1149 AM CST Mon Jan 19 2026

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON CST TODAY...

As the snow showers have ended and the stronger wind gusts have
subsided, the threat for considerable blowing and drifting snow has
decreased. Therefore, will allow the Winter Weather Advisory to
expire at noon. However, some isolated blowing and drifting snow is
still expected, mainly in open and rural areas, through the afternoon
until winds subside further.

$$

For more information, visit us at http://www.weather.gov/GreenBay

Kruk