Marine Weather Statement
Issued by NWS Detroit/Pontiac, MI

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286
FZUS73 KDTX 162109
MWSDTX

Marine Weather Statement
National Weather Service Detroit/Pontiac MI
509 PM EDT Wed Jul 16 2025

LHZ421-422-162215-
509 PM EDT Wed Jul 16 2025

...A STRONG THUNDERSTORM APPROACHING THE WATERS...

The areas affected include...
  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 509 PM EDT, Doppler radar indicated a strong thunderstorm, capable
of producing winds up to 30 knots. This thunderstorm was located 9 nm
west of Gravelly Shoals, moving east at 15 knots.

The strong thunderstorm will be near...
  Gravelly Shoals around 535 PM EDT.

Other locations impacted by the strong thunderstorm include Bay Port.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners can expect gusty winds up to 30 knots, locally higher waves,
and lightning strikes. Boaters should seek safe harbor immediately
until this storm passes.

This strong thunderstorm will likely produce winds up to 30 knots,
and could pose a serious hazard for boaters. A special marine warning
may eventually be required when this strong thunderstorm reaches the
nearshore waters. Boaters should consider heading for shore before
this strong thunderstorm arrives.

&&

LAT...LON 4391 8394 4392 8389 4396 8388 4399 8384
      4398 8376 4399 8374 4400 8375 4400 8373
      4399 8368 4402 8369 4405 8366 4405 8358
      4408 8359 4411 8356 4419 8356 4418 8335
      4395 8324 4384 8333 4381 8396

$$

AM