Marine Weather Message
Issued by NWS Marquette, MI

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853
WHUS73 KMQT 052057
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
357 PM EST Wed Feb 5 2025

LSZ244-245-060500-
/O.EXB.KMQT.SC.Y.0027.250206T0400Z-250206T1500Z/
/O.UPG.KMQT.GL.W.0010.250206T1500Z-250207T1200Z/
/O.NEW.KMQT.SR.W.0002.250206T1500Z-250207T1200Z/
/O.NEW.KMQT.UP.W.0009.250206T1800Z-250208T0000Z/
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
357 PM EST Wed Feb 5 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
10 AM EST THURSDAY...
...STORM WARNING IN EFFECT FROM 10 AM THURSDAY TO 7 AM EST
FRIDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 PM THURSDAY TO
7 PM EST FRIDAY...

* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt
  with gusts up to 25 kt and waves 2 to 5 ft expected. For the
  Storm Warning, west winds 25 to 35 kt with gusts up to 50 kt
  and waves 11 to 16 ft expected. For the Heavy Freezing Spray
  Warning, heavy freezing spray at a rate of 2 cm per hour or
  greater expected, and may rapidly accumulate on vessels.

* WHERE...Eagle River to Manitou Island MI and Manitou Island to
  Point Isabelle MI.

* WHEN...For the Small Craft Advisory, from 11 PM this evening
  to 10 AM EST Thursday. For the Storm Warning, from 10 AM
  Thursday to 7 AM EST Friday. For the Heavy Freezing Spray
  Warning, from 1 PM Thursday to 7 PM EST Friday.

* 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.
  Storm force winds and hazardous waves will capsize or damage
  vessels and reduce visibility.

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.

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

LSZ240>242-263-060500-
/O.UPG.KMQT.GL.W.0010.250206T1200Z-250207T0900Z/
/O.NEW.KMQT.SR.W.0002.250206T1200Z-250207T0900Z/
/O.NEW.KMQT.UP.W.0009.250206T1500Z-250207T1800Z/
Saxon Harbor WI to Black River MI-Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal 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-
357 PM EST Wed Feb 5 2025 /257 PM CST Wed Feb 5 2025/

...STORM WARNING IN EFFECT FROM 7 AM EST /6 AM CST/ THURSDAY TO
4 AM EST /3 AM CST/ FRIDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 AM EST /9 AM
CST/ THURSDAY TO 1 PM EST /NOON CST/ FRIDAY...

* WHAT...For the Storm Warning, west winds 25 to 35 kt with
  gusts up to 50 kt and waves 10 to 15 ft expected. For the
  Heavy Freezing Spray Warning, heavy freezing spray at a rate
  of 2 cm per hour or greater expected, and may rapidly
  accumulate on vessels.

* WHERE...Saxon Harbor WI to Black River MI, Black River to
  Ontonagon MI, Ontonagon to Upper Entrance of Portage Canal MI
  and 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.

* WHEN...For the Storm Warning, from 7 AM EST /6 AM CST/
  Thursday to 4 AM EST /3 AM CST/ Friday. For the Heavy Freezing
  Spray Warning, from 10 AM EST /9 AM CST/ Thursday to 1 PM EST
  /noon CST/ Friday.

* 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.
  Storm force winds and hazardous waves will capsize or damage
  vessels and reduce visibility.

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.

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

LSZ243-246>251-264>267-060500-
/O.UPG.KMQT.GL.W.0010.250206T1500Z-250207T1200Z/
/O.NEW.KMQT.SR.W.0002.250206T1500Z-250207T1200Z/
/O.NEW.KMQT.UP.W.0009.250206T1800Z-250208T0000Z/
Upper Entrance of Portage Canal to Eagle River 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 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-
357 PM EST Wed Feb 5 2025

...STORM WARNING IN EFFECT FROM 10 AM THURSDAY TO 7 AM EST
FRIDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 PM THURSDAY TO
7 PM EST FRIDAY...

* WHAT...For the Storm Warning, west winds 30 to 40 kt with
  gusts up to 50 kt and waves 14 to 19 ft expected. For the
  Heavy Freezing Spray Warning, heavy freezing spray at a rate
  of 2 cm per hour or greater expected, and may rapidly
  accumulate on vessels.

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

* WHEN...For the Storm Warning, from 10 AM Thursday to 7 AM EST
  Friday. For the Heavy Freezing Spray Warning, from 1 PM
  Thursday to 7 PM EST Friday.

* 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. Storm force winds and hazardous waves will capsize
  or damage vessels and reduce visibility.


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.

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

LSZ162-060500-
/O.NEW.KMQT.UP.W.0009.250206T1200Z-250207T1200Z/
/O.CON.KMQT.GL.W.0010.250206T1200Z-250207T0600Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
357 PM EST Wed Feb 5 2025 /257 PM CST Wed Feb 5 2025/

...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 AM EST /6 AM
CST/ THURSDAY TO 7 AM EST /6 AM CST/ FRIDAY...
...GALE WARNING REMAINS IN EFFECT FROM 7 AM EST /6 AM CST/
THURSDAY TO 1 AM EST /MIDNIGHT CST/ FRIDAY...

* WHAT...For the Heavy Freezing Spray Warning, heavy freezing
  spray at a rate of 2 cm per hour or greater expected, and may
  rapidly accumulate on vessels. For the Gale Warning, west
  winds 20 to 30 kt with gusts up to 45 kt and waves 7 to 10 ft
  expected.

* WHERE...Lake Superior west of a line from Saxon Harbor WI to
  Grand Portage MN beyond 5NM.

* WHEN...For the Heavy Freezing Spray Warning, from 7 AM EST /6
  AM CST/ Thursday to 7 AM EST /6 AM CST/ Friday. For the Gale
  Warning, from 7 AM EST /6 AM CST/ Thursday to 1 AM EST
  /midnight CST/ Friday.

* 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.
  Strong winds will cause hazardous waves which could capsize or
  damage vessels and reduce visibility.

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.

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.

&&

$$

LMZ248-250-060500-
/O.CON.KMQT.SC.Y.0027.250206T0300Z-250206T1500Z/
/O.CON.KMQT.GL.W.0010.250206T1500Z-250207T0900Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
357 PM EST Wed Feb 5 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 10 AM EST THURSDAY...
...GALE WARNING REMAINS IN EFFECT FROM 10 AM THURSDAY TO 4 AM EST
FRIDAY...

* WHAT...For the Small Craft Advisory, south winds 10 to 15 kt
  with gusts up to 20 kt and waves 1 to 4 ft expected. For the
  Gale Warning, west winds 20 to 30 kt with gusts up to 40 kt
  and waves 2 to 5 ft expected.

* WHERE...Seul Choix Point to Point Detour MI and 5NM East of a
  line from Fairport MI to Rock Island Passage.

* WHEN...For the Small Craft Advisory, from 10 PM this evening
  to 10 AM EST Thursday. For the Gale Warning, from 10 AM
  Thursday to 4 AM EST Friday.

* 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.

&&

$$

LMZ221-060500-
/O.CON.KMQT.GL.W.0010.250206T1500Z-250207T0300Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
357 PM EST Wed Feb 5 2025

...GALE WARNING REMAINS IN EFFECT FROM 10 AM TO 10 PM EST
THURSDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 40 kt and waves
  1 foot or less expected.

* WHERE...Green Bay North of line from Cedar River MI to Rock
  Island Passage.

* WHEN...From 10 AM to 10 PM EST 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.

&&

$$