Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Green Bay WI
1027 AM CST Tue Dec 9 2025
WIZ018>021-030-031-035>037-100030-
/O.CON.KGRB.WS.W.0010.251209T2300Z-251210T1200Z/
Lincoln-Langlade-Menominee-Northern Oconto County-Marathon-
Shawano-Wood-Portage-Waupaca-
Including the cities of Merrill, Lakewood, Antigo, Neopit,
Marshfield, Tomahawk, Wisconsin Rapids, Clintonville, Plover,
Shawano, New London, Wausau, Waupaca, Mountain, Keshena, Stevens
Point, and Townsend
1027 AM CST Tue Dec 9 2025
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
6 AM CST WEDNESDAY...
* WHAT...Heavy snow expected. Total snow accumulations between 4 and
7 inches.
* WHERE...Marathon, Portage, Wood, Langlade, Lincoln, Menominee,
Northern Oconto County, Shawano, and Waupaca Counties.
* WHEN...From 5 PM this afternoon to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact the Tuesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in your
vehicle in case of an emergency. The latest road conditions for the
state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
409 AM CST Tue Dec 9 2025
...IMPACTFUL WINTER WEATHER TUESDAY AFTERNOON INTO TUESDAY NIGHT...
.A fast moving winter system will move into the area Tuesday
afternoon into Tuesday night. North of Interstate 94 in central
Wisconsin, mainly snow is expected with accumulations of around 5 to
7 inches. Along Interstate 94, mainly snow of around 1 to 5 inches
is expected with a light glaze of ice from brief freezing rain.
South and west of Interstate 94, predominantly freezing rain and
rain are expected with accumulations of a light glaze to a few
hundreths. Regardless of precipitation type, hazardous travel
conditions are expected this afternoon into this evening. After the
initial snow and freezing rain, winds will ramp up Tuesday night and
a short burst of intense snow showers may occur with a strong cold
front as it pushes southward. Thus, while only minor amounts of new
snow are expected overnight, a period of low visibility and
hazardous travel is expected.
WIZ017-029-091815-
/O.CON.KARX.WS.W.0007.251209T2100Z-251210T1200Z/
Taylor-Clark-
Including the cities of Neillsville and Medford
409 AM CST Tue Dec 9 2025
...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON
TO 6 AM CST WEDNESDAY...
* WHAT...Heavy snow expected. Total snow accumulations between 5 and
7 inches.
* WHERE...Clark and Taylor Counties.
* WHEN...From 3 PM this afternoon to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Tuesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. Visit 511wi.gov for road
conditions.
&&
$$
Gale Warning
URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
957 AM CST Tue Dec 9 2025
LMZ080-673-675-777-779-874-876-878-100000-
/O.CON.KMKX.GL.W.0036.251210T0300Z-251211T0000Z/
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
957 AM CST Tue Dec 9 2025
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM
CST WEDNESDAY...
* WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves
9 to 14 ft expected.
* WHERE...Southern Third of the Open Waters of Lake Michigan.
* WHEN...From 9 PM this evening to 6 PM CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
957 AM CST Tue Dec 9 2025
LMZ366-565-567-669-671-868-870-872-100000-
/O.CON.KMKX.GL.W.0036.251210T1100Z-251211T0000Z/
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
957 AM CST Tue Dec 9 2025
...GALE WARNING REMAINS IN EFFECT FROM 5 AM TO 6 PM CST
WEDNESDAY...
* WHAT...For the first Gale Warning, south winds 20 to 25 kt
with gusts up to 35 kt and waves 9 to 11 ft. For the second
Gale Warning, north winds 20 to 30 kt with gusts up to 35 kt
and waves 7 to 10 ft expected.
* WHERE...Lake Michigan from Point Betsie to Manistee MI 5NM
offshore to Mid Lake and Lake Michigan from Sturgeon Bay to
Two Rivers WI 5NM offshore to Mid Lake.
* WHEN...For the first Gale Warning, until 6 AM CST early this
morning. For the second Gale Warning, from 5 AM to 6 PM CST
Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
957 AM CST Tue Dec 9 2025
LMZ643-644-100000-
/O.CON.KMKX.SC.Y.0108.000000T0000Z-251209T1800Z/
/O.CON.KMKX.SC.Y.0109.251210T0000Z-251210T1200Z/
/O.CON.KMKX.GL.W.0036.251210T1200Z-251210T1800Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
957 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 6 AM TO NOON CST
WEDNESDAY...
* WHAT...For the first Small Craft Advisory, southwest winds 15
to 25 kt with gusts up to 30 kt and waves 4 to 6 ft. For the
second Small Craft Advisory, southwest winds 10 to 20 kt with
gusts up to 30 kt expected. For the Gale Warning, northwest
winds 25 to 30 kt with gusts up to 35 kt and waves 4 to 7 ft
expected.
* WHERE...Nearshore Waters from Sheboygan to North Point
Lighthouse.
* WHEN...For the first Small Craft Advisory, until noon CST
today. For the second Small Craft Advisory, from 6 PM this
evening to 6 AM CST Wednesday. For the Gale Warning, from 6 AM
to noon CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
936 AM CST Tue Dec 9 2025
LMZ740>743-092345-
/O.CON.KLOT.SC.Y.0110.000000T0000Z-251209T1800Z/
/O.CON.KLOT.GL.W.0030.251210T0300Z-251210T2100Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
936 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM
CST WEDNESDAY...
* WHAT...For the Small Craft Advisory, southwest winds to 30 kt
and significant waves to 5 ft. For the Gale Warning, southwest
gales to 35 kt becoming northwest Wednesday morning expected.
Significant waves to 9 ft occasionally to 12 ft expected.
* WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet
Harbor IL to Gary IN.
* WHEN...For the Small Craft Advisory, until noon CST today. For
the Gale Warning, from 9 PM this evening to 3 PM CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Snow squalls may accompany the northwest
wind shift Wednesday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
612 AM CST Tue Dec 9 2025
LMZ542-543-092015-
/O.CON.KGRB.SC.Y.0094.000000T0000Z-251209T2100Z/
/O.CON.KGRB.GL.W.0019.251210T0600Z-251210T1800Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
612 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON
CST WEDNESDAY...
* WHAT...For the Small Craft Advisory, west winds 10 to 20 kt
with gusts up to 25 kt and waves 4 to 7 ft. For the Gale
Warning, north winds 15 to 25 kt with gusts up to 35 kt and
waves 5 to 8 ft expected.
* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to
Sheboygan.
* WHEN...For the Small Craft Advisory, until 3 PM CST this
afternoon. For the Gale Warning, from midnight tonight to noon
CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
&&
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Green Bay WI
1027 AM CST Tue Dec 9 2025
WIZ022-038>040-048>050-074-100030-
/O.CON.KGRB.WW.Y.0021.251210T0200Z-251210T1500Z/
Door-Outagamie-Brown-Kewaunee-Winnebago-Calumet-Manitowoc-
Southern Oconto County-
Including the cities of Two Rivers, Brillion, Pensaukee, Luxemburg,
Brookside, New Holstein, Neenah, Sister Bay, Sobieski, Fish Creek,
Oshkosh, Little Suamico, Green Bay, Kewaunee, Chilton, Oconto,
Menasha, Manitowoc, Sturgeon Bay, and Appleton
1027 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING
TO 9 AM CST WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches. Winds gusting as high as 35 mph.
* WHERE...Calumet, Manitowoc, Winnebago, Brown, Door, Kewaunee,
Outagamie, and Southern Oconto County Counties.
* WHEN...From 8 PM this evening to 9 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact the Wednesday morning commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road conditions
for the state you are calling from can be obtained by calling 5 1 1.
&&
$$
For more information, visit us at http://www.weather.gov/GreenBay
JM
URGENT - WINTER WEATHER MESSAGE
National Weather Service Green Bay WI
1027 AM CST Tue Dec 9 2025
WIZ045-100030-
/O.CON.KGRB.WW.Y.0021.251209T2300Z-251210T1200Z/
Waushara-
Including the cities of Wautoma and Redgranite
1027 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 6 AM CST WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations between 4 and 6
inches. Winds gusting as high as 35 mph.
* WHERE...Waushara County.
* WHEN...From 5 PM this afternoon to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions will impact the Tuesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road conditions
for the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
1003 AM CST Tue Dec 9 2025
WIZ046-047-051-052-057>060-100015-
/O.CON.KMKX.WW.Y.0011.251210T0000Z-251210T1200Z/
Marquette-Green Lake-Fond du Lac-Sheboygan-Columbia-Dodge-
Washington-Ozaukee-
Including the cities of West Bend, Montello, Oostburg, Sheboygan
Falls, Lodi, Endeavor, Columbus, Neshkoro, Mayville, Westfield,
Mequon, Howards Grove, Fond Du Lac, Oxford, Princeton,
Germantown, Berlin, Grafton, Portage, Plymouth, Waupun,
Cedarburg, Beaver Dam, Hartford, Lake Wisconsin, and Markesan
1003 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations between 2 and 5
inches. Winds gusting as high as 35 mph.
* WHERE...Portions of east central, south central, and southeast
Wisconsin.
* WHEN...From 6 PM this evening to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
1003 AM CST Tue Dec 9 2025
WIZ056-062-063-067-068-100015-
/O.CON.KMKX.WW.Y.0011.251210T0000Z-251210T1200Z/
Sauk-Iowa-Dane-Lafayette-Green-
Including the cities of Argyle, Monroe, Reedsburg, Brodhead,
Prairie Du Sac, Barneveld, Darlington, Sauk City, Blanchardville,
Madison, Baraboo, Belmont, Benton, Mineral Point, Dodgeville, and
Shullsburg
1003 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations up to two inches.
Winds gusting as high as 35 mph. There is also the potential for
icing on untreated roadways as rain freezes on cold pavement.
* WHERE...Dane, Green, Iowa, Lafayette, and Sauk Counties.
* WHEN...From 6 PM this evening to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
CMILLER
URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
409 AM CST Tue Dec 9 2025
...IMPACTFUL WINTER WEATHER TUESDAY AFTERNOON INTO TUESDAY NIGHT...
.A fast moving winter system will move into the area Tuesday
afternoon into Tuesday night. North of Interstate 94 in central
Wisconsin, mainly snow is expected with accumulations of around 5 to
7 inches. Along Interstate 94, mainly snow of around 1 to 5 inches
is expected with a light glaze of ice from brief freezing rain.
South and west of Interstate 94, predominantly freezing rain and
rain are expected with accumulations of a light glaze to a few
hundreths. Regardless of precipitation type, hazardous travel
conditions are expected this afternoon into this evening. After the
initial snow and freezing rain, winds will ramp up Tuesday night and
a short burst of intense snow showers may occur with a strong cold
front as it pushes southward. Thus, while only minor amounts of new
snow are expected overnight, a period of low visibility and
hazardous travel is expected.
IAZ008>011-018-019-029-030-MNZ086>088-094>096-WIZ041-053>055-061-
091815-
/O.EXA.KARX.WW.Y.0017.251209T2100Z-251210T1200Z/
Mitchell-Howard-Winneshiek-Allamakee-Floyd-Chickasaw-Fayette-
Clayton-Dodge-Olmsted-Winona-Mower-Fillmore-Houston-La Crosse-
Vernon-Crawford-Richland-Grant-
Including the cities of Dodge Center, Charles City, Waukon,
Rochester, New Hampton, Winona, Osage, Preston, Prairie Du Chien,
Oelwein, Richland Center, Decorah, Cresco, Caledonia, La Crosse,
Platteville, Austin, Elkader, and Viroqua
409 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 6
AM CST WEDNESDAY...
* WHAT...Mixed precipitation expected. Total snow accumulations up
to one inch and ice accumulations of a glaze to five hundreths of
an inch. Winds gusting as high as 45 mph.
* WHERE...Southeast Minnesota, northeast Iowa, and, in southwest
Wisconsin, La Crosse, Vernon, Crawford, Richland, and Grant
Counties.
* WHEN...From 3 PM this afternoon to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Tuesday evening commute. Gusty winds
could bring down tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. In Iowa, visit 511ia.org
for road conditions. In Minnesota, visit 511mn.org for road
conditions. In Wisconsin, visit 511wi.gov for road conditions.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service La Crosse WI
409 AM CST Tue Dec 9 2025
...IMPACTFUL WINTER WEATHER TUESDAY AFTERNOON INTO TUESDAY NIGHT...
.A fast moving winter system will move into the area Tuesday
afternoon into Tuesday night. North of Interstate 94 in central
Wisconsin, mainly snow is expected with accumulations of around 5 to
7 inches. Along Interstate 94, mainly snow of around 1 to 5 inches
is expected with a light glaze of ice from brief freezing rain.
South and west of Interstate 94, predominantly freezing rain and
rain are expected with accumulations of a light glaze to a few
hundreths. Regardless of precipitation type, hazardous travel
conditions are expected this afternoon into this evening. After the
initial snow and freezing rain, winds will ramp up Tuesday night and
a short burst of intense snow showers may occur with a strong cold
front as it pushes southward. Thus, while only minor amounts of new
snow are expected overnight, a period of low visibility and
hazardous travel is expected.
MNZ079-WIZ032>034-042>044-091815-
/O.CON.KARX.WW.Y.0017.251209T2100Z-251210T1200Z/
Wabasha-Buffalo-Trempealeau-Jackson-Monroe-Juneau-Adams-
Including the cities of Mauston, Friendship, Arcadia, Alma,
Sparta, Black River Falls, Tomah, Wabasha, and Whitehall
409 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 6 AM CST WEDNESDAY...
* WHAT...Mixed precipitation expected. Total snow accumulations
between 1 and 5 inches and ice accumulations up to a light glaze.
Winds gusting as high as 40 mph.
* WHERE...In southeast Minnesota, Wabasha County. In west central
Wisconsin, Buffalo, Trempealeau, Jackson, Monroe, Juneau, and
Adams Counties.
* WHEN...From 3 PM this afternoon to 6 AM CST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Tuesday evening commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. In Minnesota, visit
511mn.org for road conditions. In Wisconsin, visit 511wi.gov for
road conditions.
&&
$$
Ferguson
URGENT - WINTER WEATHER MESSAGE
National Weather Service Quad Cities IA IL
310 AM CST Tue Dec 9 2025
IAZ040>042-051>054-ILZ001-002-007-091715-
/O.NEW.KDVN.WW.Y.0014.251210T0000Z-251210T0600Z/
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Jo Daviess-
Stephenson-Carroll-
Including the cities of Mount Carroll, Galena, Freeport, Dubuque,
Anamosa, Independence, Vinton, Cedar Rapids, Manchester, and
Maquoketa
310 AM CST Tue Dec 9 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TONIGHT...
* WHAT...Freezing rain expected. Total ice accumulations around a
light glaze.
* WHERE...Portions of northwest Illinois and east central and
northeast Iowa.
* WHEN...From 6 PM this evening to midnight CST tonight.
* IMPACTS...Very slippery sidewalks, roads and bridges are possible.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. In Iowa, the latest road
conditions are available at 511ia.org or by calling 511. In
Illinois, the latest road conditions are available at
gettingaroundillinois.com.
&&
$$
McClure
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
957 AM CST Tue Dec 9 2025
LMZ643-644-100000-
/O.CON.KMKX.SC.Y.0108.000000T0000Z-251209T1800Z/
/O.CON.KMKX.SC.Y.0109.251210T0000Z-251210T1200Z/
/O.CON.KMKX.GL.W.0036.251210T1200Z-251210T1800Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
957 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 AM CST WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 6 AM TO NOON CST
WEDNESDAY...
* WHAT...For the first Small Craft Advisory, southwest winds 15
to 25 kt with gusts up to 30 kt and waves 4 to 6 ft. For the
second Small Craft Advisory, southwest winds 10 to 20 kt with
gusts up to 30 kt expected. For the Gale Warning, northwest
winds 25 to 30 kt with gusts up to 35 kt and waves 4 to 7 ft
expected.
* WHERE...Nearshore Waters from Sheboygan to North Point
Lighthouse.
* WHEN...For the first Small Craft Advisory, until noon CST
today. For the second Small Craft Advisory, from 6 PM this
evening to 6 AM CST Wednesday. For the Gale Warning, from 6 AM
to noon CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
957 AM CST Tue Dec 9 2025
LMZ645-646-100000-
/O.CON.KMKX.SC.Y.0108.000000T0000Z-251209T1800Z/
/O.CON.KMKX.SC.Y.0109.251210T0000Z-251211T0300Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
957 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 9 PM CST WEDNESDAY...
* WHAT...For the first Small Craft Advisory, southwest winds 15
to 20 kt with gusts up to 30 kt. For the second Small Craft
Advisory, west winds 20 to 30 kt with gusts up to 35 kt and
waves 5 to 8 ft expected.
* WHERE...Nearshore Waters from North Point Lighthouse to
Winthrop Harbor IL.
* WHEN...For the first Small Craft Advisory, until noon CST
today. For the second Small Craft Advisory, from 6 PM this
evening to 9 PM CST Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
936 AM CST Tue Dec 9 2025
LMZ740>743-092345-
/O.CON.KLOT.SC.Y.0110.000000T0000Z-251209T1800Z/
/O.CON.KLOT.GL.W.0030.251210T0300Z-251210T2100Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-
936 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM
CST WEDNESDAY...
* WHAT...For the Small Craft Advisory, southwest winds to 30 kt
and significant waves to 5 ft. For the Gale Warning, southwest
gales to 35 kt becoming northwest Wednesday morning expected.
Significant waves to 9 ft occasionally to 12 ft expected.
* WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet
Harbor IL to Gary IN.
* WHEN...For the Small Craft Advisory, until noon CST today. For
the Gale Warning, from 9 PM this evening to 3 PM CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
* ADDITIONAL DETAILS...Snow squalls may accompany the northwest
wind shift Wednesday morning.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
612 AM CST Tue Dec 9 2025
LMZ542-543-092015-
/O.CON.KGRB.SC.Y.0094.000000T0000Z-251209T2100Z/
/O.CON.KGRB.GL.W.0019.251210T0600Z-251210T1800Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
612 AM CST Tue Dec 9 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON
CST WEDNESDAY...
* WHAT...For the Small Craft Advisory, west winds 10 to 20 kt
with gusts up to 25 kt and waves 4 to 7 ft. For the Gale
Warning, north winds 15 to 25 kt with gusts up to 35 kt and
waves 5 to 8 ft expected.
* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to
Sheboygan.
* WHEN...For the Small Craft Advisory, until 3 PM CST this
afternoon. For the Gale Warning, from midnight tonight to noon
CST Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
1018 AM CST Tue Dec 9 2025
LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-101630-
Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to
mid-line of lake.-
Lake Michigan from Seul Choix Point to Rock Island Passage 5NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and North of a line from Charlevoix MI to South
Fox Island 5NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to
mid lake-
Lake Michigan from Point Betsie to Manistee MI 5NM offshore to
Mid Lake-
Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM
offshore to mid lake-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to
Mid Lake-
Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid
Lake-
Lake Michigan from Sheboygan to Port Washington WI 5NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor to Michigan City in 5NM
offshore to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid
Lake-
Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5NM offshore to Mid
lake-
Lake Michigan from St Joseph to South Haven MI 5NM offshore to
Mid Lake-
1018 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for the open waters of Lake Michigan.
.DAY ONE...This Afternoon and Tonight
Gale force winds are expected across the southern third of the
lake mid-evening and overnight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Gale force winds are expected across the northern two-thirds of
the lake Wednesday.
Additional gales may occur Friday into Saturday. Freezing spray
may develop with these late week gales, as a colder airmass
settles into the region.
$$
www.weather.gov/mkx
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
1018 AM CST Tue Dec 9 2025
LMZ643>646-101630-
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
1018 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for the nearshore waters from
Sheboygan Wisconsin to Winthrop Harbor Illinois.
.DAY ONE...This Afternoon and Tonight
Small Craft Advisory conditions will continue through the morning
and then will return for this evening and overnight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Additional rounds of gusty winds and high waves are expected
Wednesday and again late week into the weekend.
$$
Hazardous Weather Outlook
National Weather Service Milwaukee/Sullivan WI
1018 AM CST Tue Dec 9 2025
WIZ046-047-051-052-056>060-062>072-101630-
Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-
Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-
Lafayette-Green-Rock-Walworth-Racine-Kenosha-
1018 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of east central
Wisconsin, south central Wisconsin and southeast Wisconsin.
.DAY ONE...This Afternoon and Tonight
A Winter Weather Advisory is in effect for portions of southern
Wisconsin for snow accumulations as well as the potential for some
freezing rain. This will bring impacts to travel this evening
into early Wednesday morning.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Additional rounds of snowfall are possible through the end of the
week, but confidence in timing is on the lower end.
An arctic airmass is expected this upcoming weekend, with wind
chills as cold as -15 to -25 for the overnight and early morning
hours.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
502 AM CST Tue Dec 9 2025
ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-101115-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
502 AM CST Tue Dec 9 2025 /602 AM EST Tue Dec 9 2025/
This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Limited Ice Accumulation Risk early evening.
Limited Non-Thunderstorm Wind Risk tonight.
DISCUSSION...
A brief period of light freezing rain may result in slippery
travel conditions early this evening, mainly in areas north of a
Dixon to McHenry, IL line. Southwesterly to westerly winds will
strengthen tonight and may gust to 40 mph at times.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Wednesday...
Elevated Non Thunderstorm Wind Risk.
Limited Snow Risk.
Thursday night through Saturday...
Limited Snow Risk.
Saturday morning and Sunday morning...
Limited to Elevated Excessive Cold Risk.
DISCUSSION...
Gusty snow showers and squalls may lead to hazardous travel
Wednesday morning.
Additional periods of accumulating snow will be possible late
Thursday through Saturday.
Bitterly cold wind chills as low as 15 to 25 below zero are
forecast Saturday morning and again Sunday morning.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be necessary through tonight.
$$
Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
502 AM CST Tue Dec 9 2025
LMZ740>745-101115-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
502 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of the Illinois
nearshore waters of Lake Michigan and the Indiana nearshore
waters of Lake Michigan.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Hazardous conditions for small craft through this afternoon.
Gale force winds and very hazardous waves tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Wednesday...
Gale force winds and very hazardous waves.
Thursday through Sunday...
Hazardous conditions for small craft are likely.
Friday and Saturday...
Elevated Freezing Spray Risk.
$$
Petr
Visit us at www.weather.gov/chicago
Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
455 AM CST Tue Dec 9 2025
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-101100-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
455 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.
.DAY ONE...TODAY AND TONIGHT
A Winter Weather Advisory has been issued for areas mainly along
and north of a line from Cedar Rapids to Mount Carroll for
this evening, as a period of light freezing rain may lead to
slippery travel conditions for the evening commute.
Scattered snow showers will likely accompany a cold front overnight
through daybreak on Wednesday. The combination of snowfall and
strong, gusty winds potentially over 40 mph may result in brief,
significant reductions in visibility.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
Strong northwest wind gusts of 45 mph or greater are possible
through midday on Wednesday.
There is a chance for snow Thursday and Thursday night. At this
time, snowfall amounts look to be light.
Windy conditions are expected Friday into Friday night as arctic
cold moves into the Midwest. Wind chills will approach and may
exceed 20 below zero across portions of the area Friday night and
Saturday night.
Another round of accumulating snow is possible Saturday.
.SPOTTER INFORMATION STATEMENT...
Spotter reports of snow and ice amounts and impacts are very appreciated.
$$
Hazardous Weather Outlook
National Weather Service La Crosse WI
428 AM CST Tue Dec 9 2025
IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ041-053>055-
061-101430-
Mitchell-Howard-Winneshiek-Allamakee-Floyd-Chickasaw-Fayette-
Clayton-Wabasha-Dodge-Olmsted-Winona-Mower-Fillmore-Houston-
La Crosse-Vernon-Crawford-Richland-Grant-
428 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of north central
Iowa...northeast Iowa...southeast Minnesota...southwest Wisconsin
and west central Wisconsin.
.DAY ONE...Today and Tonight
Light freezing rain and rain are expected this afternoon into this
evening, leading a light glaze to five hundreths of an inch in ice
accumulations. Therefore, a Winter Weather Advisory is in
effect.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
A brief period of sharply reduced visibility due to snow showers
may occur early Wednesday morning.
Strong wind gusts of 45 mph or greater may occur early Wednesday
morning through midday.
Bitterly cold temperatures may occur Saturday and Sunday mornings,
potentially leading to wind chill values of 25 below zero or
lower.
.SPOTTER INFORMATION STATEMENT...
Ice reports are appreciated.
.EMERGENCY MANAGEMENT COORDINATION...
No webinar is scheduled.
$$
Hazardous Weather Outlook
National Weather Service La Crosse WI
428 AM CST Tue Dec 9 2025
WIZ017-029-101430-
Taylor-Clark-
428 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of central
Wisconsin and north central Wisconsin.
.DAY ONE...Today and Tonight
Impactful accumulating snow will move into the area this afternoon
and continue through tonight. A Winter Storm Warning is in effect
for the potential of up to 6 inches of snow accumulation.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Bitterly cold temperatures may occur Saturday and Sunday mornings,
potentially leading to wind chill values of 25 below zero or
lower.
.SPOTTER INFORMATION STATEMENT...
Snowfall reports are appreciated.
.EMERGENCY MANAGEMENT COORDINATION...
No webinar is scheduled.
$$
Hazardous Weather Outlook
National Weather Service La Crosse WI
428 AM CST Tue Dec 9 2025
WIZ032>034-042>044-101430-
Buffalo-Trempealeau-Jackson-Monroe-Juneau-Adams-
428 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of central
Wisconsin and west central Wisconsin.
.DAY ONE...Today and Tonight
Snow will mix with rain and freezing rain at times this afternoon
into tonight resulting in snow accumulations of 1 to 5 inches and
a light glaze of ice. Therefore, a Winter Weather Advisory is in
effect.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Bitterly cold temperatures may occur Saturday and Sunday mornings,
potentially leading to wind chill values of 25 below zero or
lower.
.SPOTTER INFORMATION STATEMENT...
Snowfall and ice reports are appreciated.
.EMERGENCY MANAGEMENT COORDINATION...
No webinar is scheduled.
$$
APF
Hazardous Weather Outlook
National Weather Service Green Bay WI
336 AM CST Tue Dec 9 2025
LMZ521-522-541>543-100945-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
336 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.
.DAY ONE...Today and Tonight
Gale force gusts are expected late tonight on Lake Michigan south
of Sturgeon Bay. A Gale Warning has been issued.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Gale force gusts are expected Wednesday morning on Lake Michigan
to the south of Sturgeon Bay.
$$
JLA
Hazardous Weather Outlook
National Weather Service Green Bay WI
336 AM CST Tue Dec 9 2025
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-100945-
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-
336 AM CST Tue Dec 9 2025
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Today and Tonight
Light snow will taper off to freezing drizzle early this morning.
Slippery travel is possible for the morning commute.
Snow will return region-wide early this evening as a strong
clipper system approaches western Wisconsin. The snow could fall
heavy at times late this evening through the overnight hours,
before diminishing late tonight. Snowfall totals by late tonight
of 2 to 7 inches are expected. The heaviest snow is expected over
central WI, where snowfall rates could exceed 1" per hour this
evening into the overnight hours. The snow will impact the evening
commute over central and north-central WI.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Snow will steadily diminish from west to east on Wednesday morning.
Travel could remain difficult during the morning in some areas due
to the heavier snow that occurs overnight.
Wind chills could drop to 10 below to 30 below zero Friday night
into Saturday morning, and again Saturday night into Sunday
morning.
.SPOTTER INFORMATION STATEMENT...
Spotters are requested to forward snowfall measurements to the
National Weather Service in Green Bay this week.
$$
