220
WHUS73 KGRR 170640
MWWGRR
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
240 AM EDT FRI JUL 17 2026
LMZ844>849-171600-
/O.CON.KGRR.MS.Y.0001.000000T0000Z-260718T0000Z/
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-
HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI-
WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI-
240 AM EDT FRI JUL 17 2026
...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
* WHAT...DENSE SMOKE WILL REDUCE VISIBILITY TO ONE QUARTER
NAUTICAL MILE OR LESS.
* WHERE...ST JOSEPH TO SOUTH HAVEN MI, SOUTH HAVEN TO HOLLAND
MI, HOLLAND TO GRAND HAVEN MI, GRAND HAVEN TO WHITEHALL MI,
WHITEHALL TO PENTWATER MI AND PENTWATER TO MANISTEE MI.
* WHEN...UNTIL 8 PM EDT THIS EVENING.
* 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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