WHUS73 KMQT 031507

MWWMQT



URGENT - MARINE WEATHER MESSAGE

National Weather Service Marquette MI

1007 AM EST Tue Feb 3 2026



LSZ248>250-032100-

/O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/

/O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/

Huron Islands to Marquette MI-Marquette to Munising MI-

Munising to Grand Marais MI-

1007 AM EST Tue Feb 3 2026



...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST

THIS AFTERNOON...

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS

AFTERNOON...



* 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, 

  northwest winds 15 to 20 kt with gusts up to 25 kt and waves 3 

  to 6 ft occurring.



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

  MI and Munising to Grand Marais MI.



* WHEN...For the Heavy Freezing Spray Warning, until 1 PM EST 

  this afternoon. For the Small Craft Advisory, until 4 PM EST 

  this afternoon.



* 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>247-265-266-031800-

/O.CON.KMQT.UP.W.0008.000000T0000Z-260203T1800Z/

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 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-

1007 AM EST Tue Feb 3 2026



...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST

THIS AFTERNOON...



* WHAT...Heavy freezing spray at a rate of 2 cm per hour or 

  greater occurring, and may rapidly accumulate on vessels.



* WHERE...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 West of Line from Manitou Island to Marquette MI 

  Beyond 5NM from shore and 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.



* WHEN...Until 1 PM EST this afternoon.



* 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.



&&



$$



LSZ251-032100-

/O.CON.KMQT.SC.Y.0022.000000T0000Z-260203T2100Z/

Grand Marais to Whitefish Point MI-

1007 AM EST Tue Feb 3 2026



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS

AFTERNOON...



* WHAT...North winds 10 to 15 kt with gusts up to 25 kt and waves

  up to 3 ft occurring.



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



* WHEN...Until 4 PM EST this afternoon.



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



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$