Alert archive / Michigan / Gale Warnings in 2021

Gale Warning 9, NWS Marquette, MI

March 10, 2021

NWS Marquette, MI issued this gale warning at Mar 10, 2021, 3:55 PM EST. It took effect at Mar 11, 2021, 5:01 AM EST. It was in force for 32 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 10, 2021, 3:55 PM EST (20:55 UTC)
In effect from
Mar 11, 2021, 5:01 AM EST
Expired
Mar 12, 2021, 1:00 PM EST
In force
32 hr
Issued by
NWS Marquette, MI

The text

As transmitted.

398 
WHUS73 KMQT 102055
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
355 PM EST Wed Mar 10 2021

LSZ249>251-266-267-110500-
/O.NEW.KMQT.GL.W.0009.210311T1500Z-210312T0100Z/
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
355 PM EST Wed Mar 10 2021

...GALE WARNING IN EFFECT FROM 10 AM TO 8 PM EST THURSDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 40 kt and waves 
  6 to 11 ft expected.

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

* WHEN...From 10 AM to 8 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 severe conditions.

&&

$$

LMZ248-250-110500-
/O.CON.KMQT.SC.Y.0020.000000T0000Z-210311T0000Z/
/O.CON.KMQT.GL.W.0008.210311T0000Z-210311T1400Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
355 PM EST Wed Mar 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
EST THURSDAY...

* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt
  with gusts up to 25 kt and waves 5 to 8 ft occurring. For the
  Gale Warning, south winds 15 to 25 kt with a few gale force
  gusts up to 35 kt becoming southwest winds 15 to 25 kt with
  gusts up to 40 kt. Waves 7 to 10 ft expected. 

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

* WHEN...For the Small Craft Advisory, until 7 PM EST this
  evening. For the Gale Warning, from 7 PM this evening to 9 AM 
  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 severe conditions.

&&

$$

LSZ162-240>244-263-264-110500-
/O.CON.KMQT.GL.W.0008.210311T0000Z-210311T0900Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
355 PM EST Wed Mar 10 2021 /255 PM CST Wed Mar 10 2021/

...GALE WARNING REMAINS IN EFFECT FROM 7 PM EST /6 PM CST/ THIS
EVENING TO 4 AM EST /3 AM CST/ THURSDAY...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 45 kt and 
  waves 9 to 14 ft expected.

* WHERE...Portions of Western Lake Superior.

* WHEN...From 7 PM EST /6 PM CST/ this evening to 4 AM EST /3 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 severe conditions.

&&

$$

LMZ221-110500-
/O.CON.KMQT.SC.Y.0020.000000T0000Z-210311T1800Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
355 PM EST Wed Mar 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt occurring,
  becoming southwest winds 15 to 25 kt with a few gale force gusts
  up to 35 kt.

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

* WHEN...Until 1 PM EST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TAP
7 follow-up statements
262 
WHUS73 KMQT 110236
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
936 PM EST Wed Mar 10 2021

LSZ249>251-266-267-111045-
/O.EXT.KMQT.GL.W.0009.210311T1200Z-210312T0100Z/
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
936 PM EST Wed Mar 10 2021

...GALE WARNING NOW IN EFFECT FROM 7 AM TO 8 PM EST THURSDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt
  becoming west winds 20 to 30 kt with gusts up to 40 kt early. Waves
  6 to 11 ft expected.

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

* WHEN...From 7 AM to 8 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 severe conditions.

&&

$$

LSZ162-240>244-263-264-110900-
/O.CON.KMQT.GL.W.0008.000000T0000Z-210311T0900Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
936 PM EST Wed Mar 10 2021 /836 PM CST Wed Mar 10 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM EST /3 AM CST/
THURSDAY...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 40 kt and 
  waves 9 to 14 ft occurring.

* WHERE...Portions of Western Lake Superior.

* WHEN...Until 4 AM EST /3 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 severe conditions.

&&

$$

LMZ248-250-111045-
/O.CON.KMQT.GL.W.0008.000000T0000Z-210311T1400Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
936 PM EST Wed Mar 10 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THURSDAY...

* WHAT...South to southwest winds 15 to 25 kt with gusts up to 40
  kt and waves 7 to 10 ft occurring.

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

* WHEN...Until 9 AM 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 severe conditions.

&&

$$

LMZ221-111045-
/O.CON.KMQT.SC.Y.0020.000000T0000Z-210311T1800Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
936 PM EST Wed Mar 10 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
THURSDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt occurring,
  becoming southwest winds 15 to 25 kt with a few gale force gusts
  to 35 kt.

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

* WHEN...Until 1 PM EST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TAP
127 
WHUS73 KMQT 111001
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
501 AM EST Thu Mar 11 2021

LMZ221-111815-
/O.UPG.KMQT.SC.Y.0020.000000T0000Z-210311T1800Z/
/O.EXB.KMQT.GL.W.0009.210311T1001Z-210311T2100Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
501 AM EST Thu Mar 11 2021

...GALE WARNING IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 45 kt 
  occurring.

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

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

* 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 severe conditions.

&&

$$

LSZ162-240>244-263-264-111815-
/O.EXB.KMQT.GL.W.0009.210311T1001Z-210312T1200Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
501 AM EST Thu Mar 11 2021 /401 AM CST Thu Mar 11 2021/

...GALE WARNING IN EFFECT UNTIL 7 AM EST /6 AM CST/ FRIDAY...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 45 kt and 
  waves 7 to 12 ft occurring.

* WHERE...Portions of Western Lake Superior.

* WHEN...Until 7 AM EST /6 AM CST/ 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 severe conditions.

&&

$$

LSZ249>251-266-267-111815-
/O.EXT.KMQT.GL.W.0009.210311T1200Z-210312T1800Z/
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
501 AM EST Thu Mar 11 2021

...GALE WARNING NOW IN EFFECT UNTIL 1 PM EST FRIDAY...

* WHAT...Southwest winds 25 to 35 kt with gusts up to 45 kt this
  morning, becoming west this afternoon. Another period of west-
  northwest winds 20 to 30 kt with gusts up to 40 kt late tonight
  and Friday morning. Waves 9 to 14 ft expected.

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

* WHEN...Until 1 PM 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 severe conditions.

&&

$$

LMZ248-250-111815-
/O.EXT.KMQT.GL.W.0008.000000T0000Z-210311T2100Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
501 AM EST Thu Mar 11 2021

...GALE WARNING NOW IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 45 kt and 
  waves 6 to 11 ft occurring.

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

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

* 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 severe conditions.

&&

$$
620 
WHUS73 KMQT 111529
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
1029 AM EST Thu Mar 11 2021

LSZ245>248-265-112330-
/O.EXA.KMQT.GL.W.0009.000000T0000Z-210312T1800Z/
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-Huron Islands to Marquette MI-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
1029 AM EST Thu Mar 11 2021

...GALE WARNING IN EFFECT UNTIL 1 PM EST FRIDAY...

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

* 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, 
  Huron Islands to Marquette MI and Lake Superior West of Line 
  from Manitou Island to Marquette MI Beyond 5NM from shore.

* WHEN...Until 1 PM 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 severe conditions.

&&

$$

LSZ162-240>244-263-264-112330-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
1029 AM EST Thu Mar 11 2021 /929 AM CST Thu Mar 11 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/
FRIDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves 
  7 to 10 ft occurring.

* WHERE...Portions of Western Lake Superior.

* WHEN...Until 7 AM EST /6 AM CST/ 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 severe conditions.

&&

$$

LSZ249>251-266-267-112330-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1800Z/
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
1029 AM EST Thu Mar 11 2021

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

* WHAT...West winds 25 to 35 kt with gusts up to 45 kt and waves 
  9 to 14 ft occurring.

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

* WHEN...Until 1 PM 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 severe conditions.

&&

$$

LMZ221-112100-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210311T2100Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
1029 AM EST Thu Mar 11 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...West winds 15 to 25 kt with gusts up to 40 kt occurring.

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

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

* 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 severe conditions.

&&

$$

LMZ248-250-112100-
/O.CON.KMQT.GL.W.0008.000000T0000Z-210311T2100Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1029 AM EST Thu Mar 11 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves 
  7 to 10 ft occurring.

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

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

* 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 severe conditions.

&&

$$

BW
857 
WHUS73 KMQT 112125
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
425 PM EST Thu Mar 11 2021

LMZ221-112230-
/O.EXP.KMQT.GL.W.0009.000000T0000Z-210311T2100Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
425 PM EST Thu Mar 11 2021

...GALE WARNING HAS EXPIRED...
Winds have subsided below gale force.

$$

LMZ248-250-112230-
/O.EXP.KMQT.GL.W.0008.000000T0000Z-210311T2100Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
425 PM EST Thu Mar 11 2021

...GALE WARNING HAS EXPIRED...

Winds have subsided below gale force.

$$

LSZ240>244-263-264-120530-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
/O.NEW.KMQT.UP.W.0006.210312T0800Z-210312T1600Z/
Saxon Harbor WI to Black River MI-Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
425 PM EST Thu Mar 11 2021 /325 PM CST Thu Mar 11 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/
FRIDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 3 AM EST /2 AM
CST/ TO 11 AM EST /10 AM 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 40 kt and waves 6 to 11 ft 
  occurring.

* WHERE...Portions of Western Lake Superior.

* WHEN...For the Heavy Freezing Spray Warning, from 3 AM EST /2 
  AM CST/ to 11 AM EST /10 AM CST/ Friday. For the Gale Warning, 
  until 7 AM EST /6 AM 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 severe conditions.

&&

$$

LSZ245>251-265>267-120530-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1800Z/
/O.NEW.KMQT.UP.W.0006.210312T1200Z-210312T1800Z/
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-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
425 PM EST Thu Mar 11 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST FRIDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 AM TO 1 PM EST
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, northwest 
  winds 25 to 35 kt with gusts up to 45 kt and waves 11 to 16 ft 
  occurring.

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

* WHEN...For the Heavy Freezing Spray Warning, from 7 AM to 1 PM 
  EST Friday. For the Gale Warning, until 1 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. 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 severe conditions.

&&

$$

LSZ162-120530-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
425 PM EST Thu Mar 11 2021 /325 PM CST Thu Mar 11 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/
FRIDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 45 kt and waves 
  7 to 10 ft occurring.

* WHERE...Portions of Western Lake Superior.

* WHEN...Until 7 AM EST /6 AM CST/ 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 severe conditions.

&&

$$
429 
WHUS73 KMQT 120227
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
927 PM EST Thu Mar 11 2021

LSZ240>244-263-264-121030-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
/O.CON.KMQT.UP.W.0006.210312T0800Z-210312T1600Z/
Saxon Harbor WI to Black River MI-Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
927 PM EST Thu Mar 11 2021 /827 PM CST Thu Mar 11 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/
FRIDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 3 AM EST
/2 AM CST/ TO 11 AM EST /10 AM CST/ FRIDAY...

* WHAT...For the Gale Warning, west winds 15 to 25 kt with gusts
  up to 35 kt becoming northwest winds 20 to 30 kt with gusts up
  to 40 kt. Waves 7 to 10 ft occurring. 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 Western Lake Superior.

* WHEN...For the Gale Warning, until 7 AM EST /6 AM CST/ Friday. 
  For the Heavy Freezing Spray Warning, from 3 AM EST /2 AM CST/ 
  to 11 AM EST /10 AM 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 severe conditions.

&&

$$

LSZ245>251-265>267-121030-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1800Z/
/O.CON.KMQT.UP.W.0006.210312T1200Z-210312T1800Z/
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-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
927 PM EST Thu Mar 11 2021

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

* WHAT...For the Gale Warning, west winds 20 to 30 kt with gusts
  up to 35 kt becoming northwest 25 to 35 kt with gusts up to 40
  kt. 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 expected, and may rapidly accumulate on vessels.

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

* WHEN...For the Gale Warning, until 1 PM EST Friday. For the 
  Heavy Freezing Spray Warning, from 7 AM to 1 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. 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 severe conditions.

&&

$$

LSZ162-121030-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
927 PM EST Thu Mar 11 2021 /827 PM CST Thu Mar 11 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/
FRIDAY...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt becoming
  northwest winds 15 to 25 kt with gusts up to 35 kt. Waves 3 to 
  6 ft occurring.

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

* WHEN...Until 7 AM EST /6 AM CST/ 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 severe conditions.

&&

$$

LMZ248-250-121030-
/O.NEW.KMQT.SC.Y.0021.210312T1000Z-210312T1800Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
927 PM EST Thu Mar 11 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO 1 PM EST FRIDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt 
  expected.

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

* WHEN...From 5 AM to 1 PM EST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TAP
446 
WHUS73 KMQT 120846
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
346 AM EST Fri Mar 12 2021

LSZ240>244-263-264-121600-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
/O.CON.KMQT.UP.W.0006.000000T0000Z-210312T1600Z/
Saxon Harbor WI to Black River MI-Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
346 AM EST Fri Mar 12 2021 /246 AM CST Fri Mar 12 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/ THIS
MORNING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 11 AM EST
/10 AM CST/ THIS MORNING...

* 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 Gale Warning, northwest 
  winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft 
  occurring.

* WHERE...Portions of Western Lake Superior.

* WHEN...For the Heavy Freezing Spray Warning, until 11 AM EST 
  /10 AM CST/ this morning. For the Gale Warning, until 7 AM EST 
  /6 AM CST/ this morning.

* 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 severe conditions.

&&

$$

LSZ245>251-265>267-121700-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1800Z/
/O.CON.KMQT.UP.W.0006.210312T1200Z-210312T1800Z/
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-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
346 AM EST Fri Mar 12 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 7 AM THIS
MORNING TO 1 PM EST THIS AFTERNOON...

* WHAT...For the Gale Warning, northwest winds 25 to 35 kt with 
  gusts up to 40 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 expected, and may rapidly 
  accumulate on vessels.

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

* WHEN...For the Gale Warning, until 1 PM EST this afternoon. 
  For the Heavy Freezing Spray Warning, from 7 AM this morning 
  to 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. 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 severe conditions.

&&

$$

LSZ162-121200-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1200Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
346 AM EST Fri Mar 12 2021 /246 AM CST Fri Mar 12 2021/

...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST /6 AM CST/ THIS
MORNING...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 35 kt and 
  waves 3 to 6 ft occurring.

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

* WHEN...Until 7 AM EST /6 AM CST/ this morning.

* 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 severe conditions.

&&

$$

LMZ248-250-121700-
/O.CON.KMQT.SC.Y.0021.210312T1000Z-210312T1800Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
346 AM EST Fri Mar 12 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt 
  expected.

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

* WHEN...Until 1 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.

&&

$$

jp
918 
WHUS73 KMQT 121532
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
1032 AM EST Fri Mar 12 2021

LSZ240>244-263-264-121645-
/O.EXP.KMQT.UP.W.0006.000000T0000Z-210312T1600Z/
Saxon Harbor WI to Black River MI-Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
1032 AM EST Fri Mar 12 2021 /932 AM CST Fri Mar 12 2021/

...HEAVY FREEZING SPRAY WARNING WILL EXPIRE AT 11 AM EST /10 AM
CST/ THIS MORNING...

$$

LSZ245>251-265>267-121800-
/O.CON.KMQT.GL.W.0009.000000T0000Z-210312T1800Z/
/O.CON.KMQT.UP.W.0006.000000T0000Z-210312T1800Z/
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-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
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-
1032 AM EST Fri Mar 12 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS AFTERNOON...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 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 Gale Warning, northwest 
  winds 20 to 30 kt with gusts up to 40 kt and waves 10 to 15 ft 
  occurring.

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

* 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. 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 severe conditions.

&&

$$

LMZ248-250-121800-
/O.CON.KMQT.SC.Y.0021.000000T0000Z-210312T1800Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
1032 AM EST Fri Mar 12 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt 
  occurring.

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

* WHEN...Until 1 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.

&&

$$

BW

The office that day

Everything else NWS Marquette, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 9:20 PM ESTGale WarningMQT43 hr
Mar 10, 4:38 AM ESTLakeshore Flood AdvisoryMQTSchoolcraft34 hr

Nearby

Gale Warnings in Michigan, 2021Every gale warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.