Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
1010 AM EST Sat Dec 6 2025
LSZ241-242-061800-
/O.CON.KMQT.SC.Y.0194.000000T0000Z-251206T1800Z/
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
1010 AM EST Sat Dec 6 2025 /910 AM CST Sat Dec 6 2025/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST /NOON
CST/ THIS AFTERNOON...
* WHAT...Northwest winds 15 to 20 kt and waves 4 to 5 ft
occurring.
* WHERE...Black River to Ontonagon MI and Ontonagon to Upper
Entrance of Portage Canal MI.
* WHEN...Until 1 PM EST /noon CST/ this afternoon.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Green Bay WI
905 AM CST Sat Dec 6 2025
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-071515-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
905 AM CST Sat Dec 6 2025
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...This Afternoon and Tonight
Light snow will likely bring snow covered roads and slippery
travel, especially after midnight. Total snow accumulations of 1
to 3 inches are expected south of a Marshfield to Ephraim line.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Hazardous travel conditions will linger into Sunday morning,
especially on any untreated or secondary roads across central and
east central Wisconsin.
Hazardous travel due to snow is likely Monday night into Tuesday
morning, when a few inches of snow will be possible.
A more potent storm, with the potential for impactful snow
amounts and hazardous travel conditions, will affect the region
Tuesday afternoon into Wednesday morning. There is still a lot of
uncertainty in snowfall amounts with this system.
.SPOTTER INFORMATION STATEMENT...
Spotters are requested to forward snowfall measurements to the
National Weather Service in Green Bay Sunday morning.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
447 AM EST Sat Dec 6 2025
LSZ162-240>251-263>267-071000-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
447 AM EST Sat Dec 6 2025 /347 AM CST Sat Dec 6 2025/
This Hazardous Weather Outlook is for portions of Central Lake
Superior...Eastern Lake Superior and Western Lake Superior.
.DAY ONE...Today and Tonight
A few gale force gusts up to 35 knots are possible (~50%) with
moderate freezing spray across the east half of the lake this
morning. See the latest Open Lake Forecast for additional details.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
The passage of a series of Clipper Low pressure systems will
bring periodic chances (up to 40%) of brief gales to 35 kt as well
as moderate freezing spray.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Twin Cities/Chanhassen MN
246 AM CST Sat Dec 6 2025
MNZ047>049-054>060-062>070-073>078-082>085-091>093-WIZ023>028-
070900-
Stevens-Pope-Stearns-Lac Qui Parle-Swift-Chippewa-Kandiyohi-
Meeker-Wright-Hennepin-Ramsey-Washington-Yellow Medicine-Renville-
McLeod-Sibley-Carver-Scott-Dakota-Redwood-Brown-Nicollet-Le Sueur-
Rice-Goodhue-Watonwan-Blue Earth-Waseca-Steele-Martin-Faribault-
Freeborn-St. Croix-Pierce-Dunn-Pepin-Eau Claire-
246 AM CST Sat Dec 6 2025
This Hazardous Weather Outlook is for portions of central
Minnesota...east central Minnesota...south central Minnesota...
southeast Minnesota...southwest Minnesota...west central
Minnesota and west central Wisconsin.
.DAY ONE...Today and Tonight.
Accumulating snow is likely across southern MN on today, with the
greatest snowfall amounts (4 to 6 inches) expected along I-90.
Travel impacts are likely.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Additional chances for snow or mixed precipitation exist over the
course of the upcoming week and may result in periods of
hazardous travel conditions.
.SPOTTER INFORMATION STATEMENT...
SKYWARN spotter activation will not be needed.
$$
