Marine Weather Message
Issued by NWS Marquette, MI

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
989
WHUS73 KMQT 050309
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
1009 PM EST Wed Dec 4 2024

LSZ162-241-242-263-051115-
/O.CON.KMQT.SR.W.0005.000000T0000Z-241205T0900Z/
/O.CON.KMQT.UP.W.0010.000000T0000Z-241205T1200Z/
/O.NEW.KMQT.GL.W.0054.241205T0900Z-241205T1500Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-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-
1009 PM EST Wed Dec 4 2024 /909 PM CST Wed Dec 4 2024/

...STORM WARNING REMAINS IN EFFECT UNTIL 4 AM EST /3 AM CST/
THURSDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST
/6 AM CST/ THURSDAY...
...GALE WARNING IN EFFECT FROM 4 AM EST /3 AM CST/ TO 10 AM EST
/9 AM CST/ THURSDAY...

* WHAT...For the Storm Warning, north winds 30 to 35 kt with
  gusts up to 50 kt and waves 9 to 14 ft occurring. 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 Gale Warning, north winds 25 to 35 kt with
  gusts up to 45 kt and waves 9 to 14 ft expected.

* WHERE...Lake Superior west of a line from Saxon Harbor WI to
  Grand Portage MN beyond 5NM, 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, until 4 AM EST /3 AM CST/
  Thursday. For the Heavy Freezing Spray Warning, until 7 AM EST
  /6 AM CST/ Thursday. For the Gale Warning, from 4 AM EST /3 AM
  CST/ to 10 AM EST /9 AM CST/ Thursday.

* 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.

&&

$$

LSZ243-244-264-051115-
/O.CON.KMQT.SR.W.0005.000000T0000Z-241205T1200Z/
/O.CON.KMQT.UP.W.0010.000000T0000Z-241205T1200Z/
/O.NEW.KMQT.GL.W.0054.241205T1200Z-241205T1800Z/
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
1009 PM EST Wed Dec 4 2024

...STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...
...GALE WARNING IN EFFECT FROM 7 AM TO 1 PM EST THURSDAY...

* WHAT...For the Storm Warning, north winds 30 to 40 kt with
  gusts up to 50 kt and waves 12 to 17 ft occurring. 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 Gale Warning, north winds 25 to
  35 kt with gusts up to 45 kt and waves 12 to 17 ft expected.

* WHERE...Upper Entrance of Portage Canal to Eagle River MI,
  Eagle River to Manitou Island MI and Lake Superior from Upper
  Entrance to Portage Canal to Manitou Island MI 5NM off shore
  to the US/Canadian Border.

* WHEN...For the Storm Warning, until 7 AM EST Thursday. For the
  Gale Warning, from 7 AM to 1 PM EST Thursday.

* 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.

&&

$$

LSZ245-265-051115-
/O.CON.KMQT.SR.W.0005.000000T0000Z-241205T1200Z/
/O.CON.KMQT.UP.W.0010.000000T0000Z-241205T1200Z/
/O.NEW.KMQT.GL.W.0054.241205T1200Z-241205T1800Z/
Manitou Island to Point Isabelle MI-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
1009 PM EST Wed Dec 4 2024

...STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...
...GALE WARNING IN EFFECT FROM 7 AM TO 1 PM EST THURSDAY...

* WHAT...For the Storm Warning, north winds 30 to 40 kt with
  gusts up to 50 kt and waves 14 to 19 ft occurring. 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 Gale Warning, north winds 25 to
  35 kt with gusts up to 45 kt and waves 13 to 18 ft expected.

* WHERE...Manitou Island to Point Isabelle MI and Lake Superior
  West of Line from Manitou Island to Marquette MI Beyond 5NM
  from shore.

* WHEN...For the Storm Warning, until 7 AM EST Thursday. For the
  Gale Warning, from 7 AM to 1 PM EST Thursday.

* 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.

&&

$$

LSZ266-051115-
/O.EXT.KMQT.UP.W.0010.000000T0000Z-241205T1500Z/
/O.CON.KMQT.SR.W.0005.000000T0000Z-241205T1200Z/
/O.NEW.KMQT.GL.W.0054.241205T1200Z-241205T1800Z/
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-
1009 PM EST Wed Dec 4 2024

...HEAVY FREEZING SPRAY WARNING NOW IN EFFECT UNTIL 10 AM EST
THURSDAY...
...STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY...
...GALE WARNING IN EFFECT FROM 7 AM TO 1 PM EST THURSDAY...

* 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 Storm Warning, north
  winds 30 to 40 kt with gusts up to 50 kt and waves 15 to 20 ft
  occurring. For the Gale Warning, north winds 30 to 35 kt with
  gusts up to 45 kt and waves 15 to 20 ft expected.

* WHERE...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...For the Heavy Freezing Spray Warning, until 10 AM EST
  Thursday. For the Storm Warning, until 7 AM EST Thursday. For
  the Gale Warning, from 7 AM to 1 PM EST Thursday.

* 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.

&&

$$

LSZ249-250-051115-
/O.CON.KMQT.SR.W.0005.000000T0000Z-241205T1200Z/
/O.NEW.KMQT.GL.W.0054.241205T1200Z-241205T1800Z/
Marquette to Munising MI-Munising to Grand Marais MI-
1009 PM EST Wed Dec 4 2024

...STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY...
...GALE WARNING IN EFFECT FROM 7 AM TO 1 PM EST THURSDAY...

* WHAT...For the Storm Warning, northwest to north winds 30 to 40
  kt with gusts up to 50 kt and waves 17 to 22 ft occurring. For
  the Gale Warning, north winds 30 to 35 kt with gusts up to 45 kt
  and waves 17 to 22 ft expected.

* WHERE...Marquette to Munising MI and Munising to Grand Marais
  MI.

* WHEN...For the Storm Warning, until 7 AM EST Thursday. For the
  Gale Warning, from 7 AM to 1 PM EST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LSZ240-051115-
/O.CON.KMQT.GL.W.0053.000000T0000Z-241205T1200Z/
/O.CON.KMQT.UP.W.0010.000000T0000Z-241205T1200Z/
/O.NEW.KMQT.SC.Y.0179.241205T1200Z-241206T0000Z/
Saxon Harbor WI to Black River MI-
1009 PM EST Wed Dec 4 2024 /909 PM CST Wed Dec 4 2024/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/
THURSDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST
/6 AM CST/ THURSDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST /6 AM CST/ TO
7 PM EST /6 PM CST/ THURSDAY...

* WHAT...For the Gale Warning, north winds 25 to 35 kt with gusts
  up to 45 kt and waves 10 to 13 ft occurring. 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, north to northwest winds
  15 to 25 kt with a few gale force gusts up to 35 kt early and
  waves 7 to 12 ft expected.

* WHERE...Saxon Harbor WI to Black River MI.

* WHEN...For the Gale Warning, until 7 AM EST /6 AM CST/
  Thursday. For the Small Craft Advisory, from 7 AM EST /6 AM
  CST/ to 7 PM EST /6 PM CST/ Thursday.

* 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.

&&

$$

LSZ246>248-051115-
/O.CON.KMQT.GL.W.0053.000000T0000Z-241205T1700Z/
/O.CON.KMQT.UP.W.0010.000000T0000Z-241205T1200Z/
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-
1009 PM EST Wed Dec 4 2024

...GALE WARNING REMAINS IN EFFECT UNTIL NOON EST THURSDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 7 AM EST
THURSDAY...

* WHAT...For the Gale Warning, north winds 25 to 35 kt with
  gusts up to 45 kt and waves 11 to 16 ft occurring. 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.

* WHERE...Point Isabelle to Lower Entrance of Portage Canal MI,
  Lower Entrance of Portage Canal To Huron Islands MI Including
  Keweenaw and Huron Bays and Huron Islands to Marquette MI.

* WHEN...For the Gale Warning, until noon EST Thursday. For the
  Heavy Freezing Spray Warning, until 7 AM EST Thursday.

* 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.

&&

$$

LSZ251-267-051115-
/O.CON.KMQT.GL.W.0053.000000T0000Z-241205T1800Z/
Grand Marais to Whitefish Point MI-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
1009 PM EST Wed Dec 4 2024

...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST THURSDAY...

* WHAT...Northwest to north winds 25 to 35 kt with gusts up to 45
  kt and waves 11 to 16 ft occurring.

* WHERE...Grand Marais to Whitefish Point MI and Lake Superior
  from Grand Marais MI to Whitefish Point MI 5NM off shore to
  the US/Canadian border.

* WHEN...Until 1 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.

&&

$$

LMZ221-248-250-051115-
/O.CON.KMQT.GL.W.0053.000000T0000Z-241205T1800Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1009 PM EST Wed Dec 4 2024

...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST THURSDAY...

* WHAT...Northwest to north winds 20 to 30 kt with gusts up to 45
  kt and waves 3 to 6 ft occurring.

* WHERE...Green Bay North of line from Cedar River MI to Rock
  Island Passage, Seul Choix Point to Point Detour MI and 5NM
  East of a line from Fairport MI to Rock Island Passage.

* WHEN...Until 1 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.

&&

$$

TAP