####018001594####
FZUS73 KDTX 160506

MWSDTX



Marine Weather Statement

National Weather Service Detroit/Pontiac MI

106 AM EDT Fri May 16 2025



LHZ421-422-160545-

/O.CON.KDTX.MA.W.0020.000000T0000Z-250516T0545Z/

106 AM EDT Fri May 16 2025



...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 145 AM EDT...



For the following areas...

Inner Saginaw Bay SW of Point Au Gres to Bay Port MI...

Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw

Bay...



At 106 AM EDT, strong thunderstorms were located along a line

extending from 10 nm west of White Stone Point to 7 nm north of

Sebewaing to 18 nm southeast of Caseville, moving northeast at 30

knots.



HAZARD...Wind gusts 34 knots or greater.



SOURCE...Radar indicated.



IMPACT...Small craft could be damaged in briefly higher winds and 

         suddenly higher waves.



strong thunderstorms will be near...

  Gravelly Shoals, Caseville, and Bay Port around 110 AM EDT.



Other locations impacted by strong thunderstorms include Bay Port.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



A Tornado Watch remains in effect until 500 AM EDT for southeastern

Michigan...and the adjacent waters of Lake Huron.



&&



LAT...LON 4391 8396 4392 8389 4399 8384 4398 8376

      4400 8375 4400 8373 4399 8368 4402 8369

      4405 8366 4405 8358 4419 8356 4417 8300

      4413 8299 4397 8306 4395 8324 4369 8346

      4367 8354 4355 8367 4365 8394 4368 8396

TIME...MOT...LOC 0506Z 230DEG 30KT 4407 8380 4385 8341 4366 8309 



HAIL...0.00IN

WIND...>34KTS



$$



KDK

####018001059####
FZUS73 KAPX 160509

MWSAPX



Marine Weather Statement

National Weather Service Gaylord MI

109 AM EDT Fri May 16 2025



LHZ345-LMZ341-342-362-160518-

/O.EXP.KAPX.MA.W.0014.000000T0000Z-250516T0515Z/

109 AM EDT Fri May 16 2025



...THE SPECIAL MARINE WARNING WILL EXPIRE AT 115 AM EDT...



The affected areas were... 

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...

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

Bay...

Seul Choix Point to 5NM West of Mackinac Bridge...

Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac

Island...



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

significant threat to boaters.



&&



LAT...LON 4605 8498 4585 8472 4577 8472 4571 8477

      4571 8488 4558 8504 4575 8534 4585 8584

      4601 8575 4601 8569 4612 8557 4615 8541

TIME...MOT...LOC 0508Z 211DEG 37KT 4645 8533 4625 8499 4592 8479 



$$



ELD