Marine Weather Message
Issued by NWS Marquette, MI

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116
WHUS73 KMQT 072132
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
432 PM EST Fri Feb 7 2025

LSZ243-244-080545-
/O.CON.KMQT.UP.W.0009.000000T0000Z-250208T0000Z/
/O.CON.KMQT.SC.Y.0028.000000T0000Z-250208T0600Z/
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
432 PM EST Fri Feb 7 2025

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 PM EST
THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
SATURDAY...

* WHAT...For the Heavy Freezing Spray Warning, heavy freezing
  spray at a rate of 2 cm per hour or greater occurring, and may
  rapidly accumulate on vessels. For the Small Craft Advisory,
  west winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 6
  ft occurring.

* WHERE...Upper Entrance of Portage Canal to Eagle River MI and
  Eagle River to Manitou Island MI.

* WHEN...For the Heavy Freezing Spray Warning, until 7 PM EST
  this evening. For the Small Craft Advisory, until 1 AM EST
  Saturday.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of
  stability. Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LSZ248-249-080000-
/O.CON.KMQT.UP.W.0009.000000T0000Z-250208T0000Z/
/O.CON.KMQT.SC.Y.0028.000000T0000Z-250208T0000Z/
Huron Islands to Marquette MI-Marquette to Munising MI-
432 PM EST Fri Feb 7 2025

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 PM EST
THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...For the Heavy Freezing Spray Warning, heavy freezing
  spray at a rate of 2 cm per hour or greater occurring, and may
  rapidly accumulate on vessels. For the Small Craft Advisory,
  west winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 4
  ft occurring.

* WHERE...Huron Islands to Marquette MI and Marquette to
  Munising MI.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of
  stability. Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LSZ250-251-080545-
/O.CON.KMQT.UP.W.0009.000000T0000Z-250208T0000Z/
/O.CON.KMQT.SC.Y.0028.000000T0000Z-250208T1200Z/
Munising to Grand Marais MI-Grand Marais to Whitefish Point MI-
432 PM EST Fri Feb 7 2025

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 PM EST
THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
SATURDAY...

* WHAT...For the Heavy Freezing Spray Warning, heavy freezing
  spray at a rate of 2 cm per hour or greater occurring, and may
  rapidly accumulate on vessels. For the Small Craft Advisory,
  west winds 10 to 20 kt with gusts up to 25 kt and waves 6 to 9
  ft occurring.

* WHERE...Munising to Grand Marais MI and Grand Marais to
  Whitefish Point MI.

* WHEN...For the Heavy Freezing Spray Warning, until 7 PM EST
  this evening. For the Small Craft Advisory, until 7 AM EST
  Saturday.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of
  stability. Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LSZ245>247-264>267-080000-
/O.CON.KMQT.UP.W.0009.000000T0000Z-250208T0000Z/
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-
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-
432 PM EST Fri Feb 7 2025

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 PM EST
THIS EVENING...

* WHAT...Heavy freezing spray at a rate of 2 cm per hour or
  greater occurring, and may rapidly accumulate on vessels.

* WHERE...Portions of Central, Eastern and Western Lake Superior.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Operating a vessel in heavy freezing spray is
  hazardous. Freezing spray may render mechanical and electronic
  components inoperative. Rapid ice accretion on decks and
  superstructures may result in a catastrophic loss of stability.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should prepare for dangerous accumulation of ice on
their vessel. If possible, remain in port, avoid the warning area
or conduct mitigation.

&&

$$

LSZ241-242-080000-
/O.CON.KMQT.SC.Y.0028.000000T0000Z-250208T0000Z/
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
432 PM EST Fri Feb 7 2025 /332 PM CST Fri Feb 7 2025/

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST /6 PM
CST/ THIS EVENING...

* WHAT...West winds 10 to 15 kt with gusts up to 25 kt and waves
  up to 3 ft occurring.

* WHERE...Black River to Ontonagon MI and Ontonagon to Upper
  Entrance of Portage Canal MI.

* WHEN...Until 7 PM EST /6 PM CST/ this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$