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Live/Severe Alerts/Small Craft Advisory

Advisory

Small Craft Advisory

Grand Portage to Grand Marais MN; Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN; and 8 more

Until Oct 18, 7:00 PM CDT

Map of the Small Craft Advisory over Grand Portage to Grand Marais MN. Drawn on the national sheet; the scale is at its foot.
In force from
Oct 17, 9:55 AM CDT
Until
Oct 18, 7:00 PM CDT
Issued
Oct 17, 12:49 AM CDT
Updated
2 times, last Oct 17, 9:55 AM CDT
Office
Duluth, MN
Number
123 of its kind from this office this year
Severity
Minor, Expected, Likely
Where
Lake Superior

SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM CDT THIS EVENING... ...GALE WATCH IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON

For Grand Portage to Grand Marais MN, from Duluth, MN

What
For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft. For the Gale Watch, southwest winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 11 ft possible.
Where
Grand Portage to Grand Marais MN.
When
For the Small Craft Advisory, until 10 PM CDT this evening. For the Gale Watch, from this evening through Sunday afternoon.
Impacts
Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility.

What to do

Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves.

For Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN, from Duluth, MN

What
Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 5 to 8 ft.
Where
Grand Marais to Taconite Harbor MN and Taconite Harbor to Silver Bay Harbor MN.
When
Until 7 PM CDT Sunday.
Impacts
Conditions will be hazardous to small craft.

What to do

Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

For Port Wing to Sand Island WI; Outer Apostle Islands Beyond 5 NM from Mainland, from Duluth, MN

What
For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 32 kt and waves 4 to 7 ft. For the Gale Watch, southwest winds 20 to 25 kt with gusts up to 35 kt and waves 3 to 6 ft possible.
Where
Port Wing to Sand Island WI and Outer Apostle Islands Beyond 5 NM from Mainland.
When
For the Small Craft Advisory, until 10 PM CDT this evening. For the Gale Watch, from this evening through Sunday afternoon.
Impacts
Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility.

What to do

Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves.

For Silver Bay Harbor to Two Harbors MN; Two Harbors to Duluth MN; Duluth MN to Port Wing WI, from Duluth, MN

What
Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 2 to 5 ft.
Where
Silver Bay Harbor to Two Harbors MN, Two Harbors to Duluth MN and Duluth MN to Port Wing WI.
When
Until 7 PM CDT Sunday.
Impacts
Conditions will be hazardous to small craft.

What to do

Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

For Chequamegon Bay-Bayfield to Oak Point WI; Sand Island to Bayfield WI; Oak Point to Saxon Harbor WI, from Duluth, MN

What
Southwest winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft.
Where
Chequamegon Bay-Bayfield to Oak Point WI, Sand Island to Bayfield WI and Oak Point to Saxon Harbor WI.
When
Until 7 PM CDT Sunday.
Impacts
Conditions will be hazardous to small craft.

What to do

Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Every area Grand Portage to Grand Marais MN; Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN; Port Wing to Sand Island WI; Outer Apostle Islands Beyond 5 NM from Mainland; Silver Bay Harbor to Two Harbors MN; Two Harbors to Duluth MN; Duluth MN to Port Wing WI; Chequamegon Bay-Bayfield to Oak Point WI; Sand Island to Bayfield WI; Oak Point to Saxon Harbor WI

Read the platesGale, storm and hurricane force marine wind FB-EVT-113How to read a warning FB-STN-001

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