####018002183####
FZUS73 KAPX 160340

MWSAPX



Marine Weather Statement

National Weather Service Gaylord MI

1140 PM EDT Thu May 15 2025



LMZ323-342-344-362-364-160445-

/O.CON.KAPX.MA.W.0013.000000T0000Z-250516T0445Z/

1140 PM EDT Thu May 15 2025



...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT...



For the following areas...

Grand Traverse Bay south of a line Grand Traverse Light to Norwood

MI...

Lake Michigan South of a line from Seul Choix Point to the Mackinac

Bridge and North of a line from Charlevoix MI to South Fox Island 5NM

offshore...

Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid

lake...

Norwood MI to 5NM West of Mackinac Bridge including Little Traverse

Bay...

Sleeping Bear Point to Grand Traverse Light MI...



At 1140 PM EDT, severe thunderstorms capable of producing waterspouts

were located along a line extending from 20 nm east of Point Detour

to 6 nm southeast of South Fox Island to near Leland, moving north at

30 knots.



HAZARD...Waterspouts, wind gusts 34 knots or greater, and small 

         hail.



SOURCE...Radar indicated.



IMPACT...Waterspouts can easily overturn boats and create locally 

         hazardous seas. Small craft could be damaged in briefly 

         higher winds and suddenly higher waves.



Locations impacted include...

Suttons Bay, South Fox Island, Good Hart, Northport, Big Rock Point,

Charlevoix, Petoskey, Grand Traverse Light, Norwood, Old Mission

Lighthouse, Traverse City, Harbor Springs, Beaver Island, The Mouth

Of Little Traverse Bay, Elk Rapids, and Cat Head Point.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



A Tornado Watch remains in effect until 300 AM EDT for northern

Michigan.



Move to safe harbor until hazardous weather passes.



&&



LAT...LON 4475 8569 4489 8571 4493 8567 4554 8610

      4586 8584 4577 8532 4559 8502 4554 8505

      4548 8502 4545 8488 4542 8487 4535 8492

      4532 8518 4525 8530 4491 8534 4474 8546

      4471 8555

TIME...MOT...LOC 0340Z 198DEG 31KT 4547 8615 4532 8579 4509 8574 



WATERSPOUT...POSSIBLE

HAIL...<.75IN

WIND...>34KTS



$$



ELD

####018000892####
FZUS73 KMQT 160342

MWSMQT



Marine Weather Statement

National Weather Service Marquette MI

1142 PM EDT Thu May 15 2025



LSZ263-264-160352-

/O.EXP.KMQT.MA.W.0018.000000T0000Z-250516T0345Z/

1142 PM EDT Thu May 15 2025



...THE SPECIAL MARINE WARNING WILL EXPIRE AT 1145 PM EDT...



The affected areas were... 

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...



The thunderstorms have moved out of the area and no longer pose a

significant threat to boaters.



&&



LAT...LON 4798 8757 4793 8757 4762 8803 4824 8870

      4831 8837

TIME...MOT...LOC 0342Z 236DEG 54KT 4844 8820 4829 8787 4807 8762 4787

8751



$$



tdud