064
WHUS73 KGRR 060517
MWWGRR
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
117 AM EDT THU AUG 6 2026
LMZ844>846-061330-
/O.NEW.KGRR.MF.Y.0009.260806T0517Z-260806T1400Z/
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-
HOLLAND TO GRAND HAVEN MI-
117 AM EDT THU AUG 6 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
* WHAT...DENSE FOG WILL REDUCE VISIBILITY TO ONE QUARTER TO ONE
HALF NAUTICAL MILE.
* WHERE...ST JOSEPH TO GRAND HAVEN.
* WHEN...UNTIL 10 AM EDT THIS MORNING.
* IMPACTS...LOW VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE
YOUR RADAR AND COMPASS.
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