Watches, Warnings & Advisories



3 products found for Marine Zone: LSZ147

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Duluth MN
602 AM CST Tue Nov 25 2025

LSZ121-140>148-150-261215-
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-
602 AM CST Tue Nov 25 2025

This Hazardous Weather Outlook is for portions of Lake Superior
and the Nearshore waters of western Lake Superior.

.DAY ONE...Today and Tonight

A strong storm system will move across the region starting today.
Rain and snow are expected to produce reduced visibilities. Gales
to 35 knots are expected with a 30 to 60% chance of gusts to 45
knots this afternoon and tonight. The highest probabilities will
be found along the North Shore from Silver Bay to Grand Portage
and over the Outer Apostle Islands.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

A strong storm system will continue to impact western Lake
Superior through Thursday. Rain and snow are expected to produce
reduced visibilities. Gales to 35 knots are expected Wednesday
into Wednesday night with a 30 to 60% chance of gusts to 45 knots
through Wednesday night. The highest probabilities will be found
along the North Shore from Silver Bay to Grand Portage and over
the Outer Apostle Islands. Winds will gradually diminish Thursday
into early Friday morning.

$$

BJH

More information may be obtained at the following web address:
http://www.weather.gov/duluth




Gale Warning

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
425 AM CST Tue Nov 25 2025

LSZ121-147-148-150-252230-
/O.NEW.KDLH.SC.Y.0128.251125T1100Z-251125T2000Z/
/O.UPG.KDLH.GL.A.0017.251126T0000Z-251127T1200Z/
/O.NEW.KDLH.GL.W.0032.251125T2000Z-251127T1200Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
425 AM CST Tue Nov 25 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM CST THIS AFTERNOON...
...GALE WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 AM CST
THURSDAY...

* WHAT...For the Small Craft Advisory, northeast winds 15 to 25
  kt with gusts up to 30 kt and waves 3 to 6 ft expected. For
  the Gale Warning, north winds 25 to 35 kt with gusts up to 45
  kt and waves 8 to 13 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island
  to Bayfield WI, Oak Point to Saxon Harbor WI and Outer Apostle
  Islands Beyond 5 NM from Mainland.

* WHEN...For the Small Craft Advisory, until 2 PM CST this
  afternoon. For the Gale Warning, from 2 PM this afternoon to 6
  AM CST Thursday.

* 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.

&&

$$



Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
425 AM CST Tue Nov 25 2025

LSZ121-147-148-150-252230-
/O.NEW.KDLH.SC.Y.0128.251125T1100Z-251125T2000Z/
/O.UPG.KDLH.GL.A.0017.251126T0000Z-251127T1200Z/
/O.NEW.KDLH.GL.W.0032.251125T2000Z-251127T1200Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
425 AM CST Tue Nov 25 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM CST THIS AFTERNOON...
...GALE WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 AM CST
THURSDAY...

* WHAT...For the Small Craft Advisory, northeast winds 15 to 25
  kt with gusts up to 30 kt and waves 3 to 6 ft expected. For
  the Gale Warning, north winds 25 to 35 kt with gusts up to 45
  kt and waves 8 to 13 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island
  to Bayfield WI, Oak Point to Saxon Harbor WI and Outer Apostle
  Islands Beyond 5 NM from Mainland.

* WHEN...For the Small Craft Advisory, until 2 PM CST this
  afternoon. For the Gale Warning, from 2 PM this afternoon to 6
  AM CST Thursday.

* 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.

&&

$$