Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LMZ221-040730-
/O.CON.KMQT.SC.Y.0154.251004T2100Z-251006T0000Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM SATURDAY TO
8 PM EDT SUNDAY...
* WHAT...South winds 15 to 25 kt with gusts up to 30 kt and
waves 2 to 5 ft expected.
* WHERE...Green Bay North of line from Cedar River MI to Rock
Island Passage.
* WHEN...From 5 PM Saturday to 8 PM EDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LMZ248-250-040730-
/O.CON.KMQT.SC.Y.0154.251004T2100Z-251006T0000Z/
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM SATURDAY TO
8 PM EDT SUNDAY...
* WHAT...South winds 15 to 25 kt with gusts up to 30 kt and
waves 4 to 7 ft expected.
* WHERE...Seul Choix Point to Point Detour MI and 5NM East of a
line from Fairport MI to Rock Island Passage.
* WHEN...From 5 PM Saturday to 8 PM EDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ240-040730-
/O.CON.KMQT.SC.Y.0154.251004T1500Z-251006T0000Z/
Saxon Harbor WI to Black River MI-
322 PM EDT Fri Oct 3 2025 /222 PM CDT Fri Oct 3 2025/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM EDT /10 AM
CDT/ SATURDAY TO 8 PM EDT /7 PM CDT/ SUNDAY...
* WHAT...South to southwest winds 15 to 20 kt with gusts up to
30 kt and waves 1 to 4 ft expected.
* WHERE...Saxon Harbor WI to Black River MI.
* WHEN...From 11 AM EDT /10 AM CDT/ Saturday to 8 PM EDT /7 PM
CDT/ Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ241-040730-
/O.CON.KMQT.SC.Y.0154.251004T1500Z-251006T0000Z/
Black River to Ontonagon MI-
322 PM EDT Fri Oct 3 2025 /222 PM CDT Fri Oct 3 2025/
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM EDT /10 AM
CDT/ SATURDAY TO 8 PM EDT /7 PM CDT/ SUNDAY...
* WHAT...South to southwest winds 15 to 20 kt with gusts up to
30 kt and waves 1 to 3 ft expected.
* WHERE...Black River to Ontonagon MI.
* WHEN...From 11 AM EDT /10 AM CDT/ Saturday to 8 PM EDT /7 PM
CDT/ Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ242-243-040730-
/O.CON.KMQT.SC.Y.0154.251004T1200Z-251005T1800Z/
/O.CON.KMQT.GL.A.0022.251005T1800Z-251006T0600Z/
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM SATURDAY TO
2 PM EDT SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...
* WHAT...For the Small Craft Advisory, south to southwest winds
10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft
expected. For the Gale Watch, southwest winds 15 to 20 kt with
gusts up to 35 kt and waves 3 to 6 ft possible.
* WHERE...Ontonagon to Upper Entrance of Portage Canal MI and
Upper Entrance of Portage Canal to Eagle River MI.
* WHEN...For the Small Craft Advisory, from 8 AM Saturday to 2
PM EDT Sunday. For the Gale Watch, from Sunday afternoon
through late Sunday night.
* IMPACTS...Strong winds can cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ244-040730-
/O.CON.KMQT.SC.Y.0154.251004T1500Z-251005T1800Z/
/O.CON.KMQT.GL.A.0022.251005T1800Z-251006T0600Z/
Eagle River to Manitou Island MI-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM SATURDAY TO
2 PM EDT SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...
* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt
with gusts up to 30 kt and waves 1 to 3 ft expected. For the
Gale Watch, south to southwest winds 15 to 20 kt with gusts up
to 35 kt and waves 2 to 5 ft possible.
* WHERE...Eagle River to Manitou Island MI.
* WHEN...For the Small Craft Advisory, from 11 AM Saturday to 2
PM EDT Sunday. For the Gale Watch, from Sunday afternoon
through late Sunday night.
* IMPACTS...Strong winds can cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ245-040730-
/O.CON.KMQT.SC.Y.0155.251005T1200Z-251005T1800Z/
/O.CON.KMQT.GL.A.0022.251005T1800Z-251006T0600Z/
Manitou Island to Point Isabelle MI-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 2 PM EDT
SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...
* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt
with gusts up to 25 kt and waves 2 to 4 ft expected. For the
Gale Watch, south to southwest winds 15 to 20 kt with gusts up
to 35 kt and waves 3 to 5 ft possible.
* WHERE...Manitou Island to Point Isabelle MI.
* WHEN...For the Small Craft Advisory, from 8 AM to 2 PM EDT
Sunday. For the Gale Watch, from Sunday afternoon through late
Sunday night.
* IMPACTS...Strong winds can cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ246-247-040730-
/O.CON.KMQT.SC.Y.0154.251004T1500Z-251005T1800Z/
/O.CON.KMQT.GL.A.0022.251005T1800Z-251006T0600Z/
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 11 AM SATURDAY TO
2 PM EDT SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...
* WHAT...For the Small Craft Advisory, southwest winds 10 to 15
kt with gusts up to 30 kt and waves up to 3 ft expected. For
the Gale Watch, southwest winds around 15 kt with gusts up to
35 kt and waves 1 to 3 ft possible.
* WHERE...Point Isabelle to Lower Entrance of Portage Canal MI
and Lower Entrance of Portage Canal To Huron Islands MI
Including Keweenaw and Huron Bays.
* WHEN...For the Small Craft Advisory, from 11 AM Saturday to 2
PM EDT Sunday. For the Gale Watch, from Sunday afternoon
through late Sunday night.
* IMPACTS...Strong winds can cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ248-040730-
/O.CON.KMQT.SC.Y.0154.251004T1800Z-251005T1800Z/
/O.CON.KMQT.GL.A.0022.251005T1800Z-251006T0600Z/
Huron Islands to Marquette MI-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 PM SATURDAY TO
2 PM EDT SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...
* WHAT...For the Small Craft Advisory, south winds 10 to 20 kt
with gusts up to 30 kt and waves 1 to 2 ft expected. For the
Gale Watch, south winds 15 to 20 kt with a few gale force
gusts up to 35 kt and waves 1 to 3 ft possible.
* WHERE...Huron Islands to Marquette MI.
* WHEN...For the Small Craft Advisory, from 2 PM Saturday to 2
PM EDT Sunday. For the Gale Watch, from Sunday afternoon
through late Sunday night.
* IMPACTS...Strong winds can cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ249-250-040730-
/O.CON.KMQT.SC.Y.0154.251004T2100Z-251005T1800Z/
/O.CON.KMQT.GL.A.0022.251005T1800Z-251006T0600Z/
Marquette to Munising MI-Munising to Grand Marais MI-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM SATURDAY TO
2 PM EDT SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...
* WHAT...For the Small Craft Advisory, south winds around 15 kt
with gusts up to 25 kt and waves 1 to 2 ft expected. For the
Gale Watch, south to southwest winds 15 to 20 kt with gusts up
to 35 kt and waves 1 to 4 ft possible.
* WHERE...Marquette to Munising MI and Munising to Grand Marais
MI.
* WHEN...For the Small Craft Advisory, from 5 PM Saturday to 2
PM EDT Sunday. For the Gale Watch, from Sunday afternoon
through late Sunday night.
* IMPACTS...Strong winds can cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should consider altering plans to avoid possible
hazardous conditions. Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and waves.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
322 PM EDT Fri Oct 3 2025
LSZ251-040730-
/O.CON.KMQT.SC.Y.0154.251004T2100Z-251006T0000Z/
Grand Marais to Whitefish Point MI-
322 PM EDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM SATURDAY TO
8 PM EDT SUNDAY...
* WHAT...South winds 10 to 20 kt with gusts up to 30 kt and
waves 1 to 4 ft expected.
* WHERE...Grand Marais to Whitefish Point MI.
* WHEN...From 5 PM Saturday to 8 PM EDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
227 PM CDT Fri Oct 3 2025
LMZ541>543-040330-
/O.NEW.KGRB.SC.Y.0075.251004T2100Z-251006T0000Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
227 PM CDT Fri Oct 3 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM SATURDAY TO 7 PM CDT
SUNDAY...
* WHAT...South winds 15 to 20 kts with gusts up to 35 kts late on
Saturday afternoon. South winds will increase from 20 to 25 kts
with gusts from 30 to 35 kts on Sunday afternoon before
subsiding. Waves 3 to 5 ft on late Saturday afternoon increasing
to 6 to 10 ft on Sunday afternoon.
* WHERE...Lake Michigan nearshore waters from Washington Island
to Sheboygan.
* WHEN...From 4 PM Saturday to 7 PM CDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
mpc
