519
WHUS73 KGRR 311350
MWWGRR
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
950 AM EDT TUE MAR 31 2026
LMZ848-849-312200-
/O.EXB.KGRR.SC.Y.0017.260331T1800Z-260401T1200Z/
WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI-
950 AM EDT TUE MAR 31 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 AM EDT WEDNESDAY...
* WHAT...NORTH WINDS 10 TO 20 KNOTS WITH GUSTS UP TO 30 KNOTS
AND WAVES 1 TO 4 FEET EXPECTED.
* WHERE...WHITEHALL TO MANISTEE.
* WHEN...FROM 2 PM THIS AFTERNOON TO 8 AM EDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
* ADDITIONAL DETAILS...WINDS AND WAVES MAY BE LOCALLY HIGHER TODAY
IN AND AROUND THUNDERSTORMS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ844>847-312200-
/O.CON.KGRR.SC.Y.0017.000000T0000Z-260401T1200Z/
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-
HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI-
950 AM EDT TUE MAR 31 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT
WEDNESDAY...
* WHAT...NORTHWEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 25
KNOTS AND WAVES 1 TO 4 FEET.
* WHERE...ST JOSEPH TO WHITEHALL.
* WHEN...UNTIL 8 AM EDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
* ADDITIONAL DETAILS...WINDS AND WAVES MAY BE LOCALLY HIGHER TODAY
IN AND AROUND THUNDERSTORMS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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