Gale Warning
URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
546 PM EDT Tue Jul 21 2026
LHZ347-348-220600-
/O.UPG.KAPX.SC.Y.0060.000000T0000Z-260723T0300Z/
/O.NEW.KAPX.GL.W.0014.260721T2146Z-260722T0400Z/
/O.NEW.KAPX.SC.Y.0061.260722T0400Z-260723T0300Z/
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
546 PM EDT Tue Jul 21 2026
...GALE WARNING IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM
EDT WEDNESDAY...
* WHAT...For the Gale Warning, Highest gusts up to 40 kts from
the northwest and highest waves around 10 feet. For the Small
Craft Advisory, Highest gusts up to 30 kts from the northwest
and highest waves around 9 feet expected.
* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI
including Bois Blanc Island and Presque Isle Light to Sturgeon
Pt MI Including Thunder Bay National Marine Sanctuary.
* WHEN...For the Gale Warning, until midnight EDT tonight. For
the Small Craft Advisory, from midnight tonight to 11 PM EDT
Wednesday.
* IMPACTS...Strong winds will cause hazardous highest 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
546 PM EDT Tue Jul 21 2026
LMZ323-342-344>346-220600-
/O.UPG.KAPX.SC.Y.0060.000000T0000Z-260723T0300Z/
/O.NEW.KAPX.GL.W.0014.260721T2146Z-260722T0400Z/
/O.NEW.KAPX.SC.Y.0061.260722T0400Z-260723T0300Z/
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
546 PM EDT Tue Jul 21 2026
...GALE WARNING IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM
EDT WEDNESDAY...
* WHAT...For the Gale Warning, Highest gusts up to 35 kts from
the northwest and highest waves around 9 feet. For the Small
Craft Advisory, Highest gusts up to 30 kts from the northwest
and highest waves around 8 feet expected.
* WHERE...Grand Traverse Bay south of a line Grand Traverse
Light to Norwood MI, Norwood MI to 5NM West of Mackinac Bridge
including Little Traverse Bay, Sleeping Bear Point to Grand
Traverse Light MI, Point Betsie to Sleeping Bear Point MI and
Manistee to Point Betsie MI.
* WHEN...For the Gale Warning, until midnight EDT tonight. For
the Small Craft Advisory, from midnight tonight to 11 PM EDT
Wednesday.
* IMPACTS...Strong winds will cause hazardous highest waves which
could capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
555 PM EDT Tue Jul 21 2026
LSZ244>251-265>267-220000-
/O.CON.KMQT.GL.W.0041.000000T0000Z-260722T0000Z/
Eagle River to Manitou Island MI-
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-
555 PM EDT Tue Jul 21 2026
...GALE WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
* WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt and
waves 6 to 9 ft occurring.
* WHERE...Portions of Central, Eastern and Western Lake Superior.
* WHEN...Until 8 PM EDT this evening.
* 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
449 PM EDT Tue Jul 21 2026
LMZ848-849-220500-
/O.UPG.KGRR.SC.Y.0051.000000T0000Z-260723T0300Z/
/O.NEW.KGRR.GL.W.0011.260721T2100Z-260722T0400Z/
/O.NEW.KGRR.SC.Y.0052.260722T0400Z-260723T0300Z/
Whitehall to Pentwater MI-Pentwater to Manistee MI-
449 PM EDT Tue Jul 21 2026
...GALE WARNING IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 11 PM
EDT WEDNESDAY...
* WHAT...For the Gale Warning, north winds around 25 knots with
gusts up to 35 knots and waves 6 to 9 feet expected. For the
Small Craft Advisory, north winds 15 to 25 knots with gusts up
to 30 knots and waves 6 to 9 feet expected.
* WHERE...Whitehall to Manistee.
* WHEN...For the Gale Warning, until midnight EDT tonight. For
the Small Craft Advisory, from midnight tonight to 11 PM EDT
Wednesday.
* IMPACTS...Strong winds will cause hazardous waves which could
capsize or damage vessels and reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.
&&
$$
