Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Duluth MN
224 AM CST Thu Nov 13 2025
LSZ121-140>148-150-140830-
Bayfield to Oak Point WI-Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
224 AM CST Thu Nov 13 2025
This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.
.DAY ONE...Today and Tonight
Westerly winds with gusts up to 25 kts from Silver Bay to Grand
Portage and in the Outer Apostle Islands diminish later this
morning. Small Craft Advisories are in effect.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
Northwest winds increase again behind a cold front for Saturday
and Sunday. Gusts up to 30 kts and waves up to 6 ft are likely to
lead to hazardous conditions for small craft. There is a 10-30%
chance for gale-force wind gusts on Saturday afternoon into
Saturday night from Taconite Harbor to Grand Portage and in the
Outer Apostle Islands.
$$
Rothstein
More information may be obtained at the following web address:
http://www.weather.gov/duluth
Hazardous Weather Outlook
National Weather Service Marquette MI
302 AM EST Thu Nov 13 2025
LSZ162-240>251-263>267-140815-
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-
302 AM EST Thu Nov 13 2025 /202 AM CST Thu Nov 13 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 Gale Warning is in effect for eastern Lake Superior for winds
of 35-40 knots tonight. Gale force gusts will be possible in the
vicinity and east of the Keweenaw Peninsula today, mainly in the
morning hours. See the latest Marine Weather Message and Open
Lake Forecast for more information.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
There is a 40 to 60% chance of gale force winds Saturday night
into Sunday in the waters surrounding and east of the Keweenaw
Peninsula.
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
Hazardous Weather Outlook
National Weather Service Marquette MI
302 AM EST Thu Nov 13 2025
MIZ001>007-009>014-084-085-140815-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
302 AM EST Thu Nov 13 2025 /202 AM CST Thu Nov 13 2025/
This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.
.DAY ONE...Today and Tonight
Patches of black ice could form on untreated roadways over the
central and western U.P where snowmelt occurred during the day.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
Saturday night into Sunday, 40 mph winds are possible in the
Keweenaw and near Lake Superior (~50% chance).
.SPOTTER INFORMATION STATEMENT...
The need for weather spotter reports is not anticipated at this
time.
$$
