090
WHUS73 KGRR 082037
MWWGRR
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
337 PM EST MON DEC 8 2025
LMZ849-090445-
/O.CON.KGRR.GL.W.0030.251209T0400Z-251209T1200Z/
/O.EXB.KGRR.SC.Y.0108.251209T1200Z-251210T0300Z/
/O.NEW.KGRR.GL.A.0015.251210T0300Z-251211T0000Z/
PENTWATER TO MANISTEE MI-
337 PM EST MON DEC 8 2025
...GALE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 7 AM
EST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 10 PM EST
TUESDAY...
...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
EVENING...
* WHAT...FOR THE GALE WARNING, SOUTH WINDS 20 TO 25 KNOTS WITH
GUSTS UP TO 35 KNOTS AND WAVES 6 TO 9 FEET EXPECTED. FOR THE
SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 25 KNOTS WITH GUSTS
UP TO 30 KNOTS AND WAVES 6 TO 9 FEET EXPECTED. FOR THE GALE
WATCH, NORTH WINDS 20 TO 30 KNOTS WITH GUSTS UP TO 35 KNOTS AND
WAVES 5 TO 8 FEET POSSIBLE.
* WHERE...PENTWATER TO MANISTEE MI.
* WHEN...FOR THE GALE WARNING, FROM 11 PM THIS EVENING TO 7 AM
EST TUESDAY. FOR THE SMALL CRAFT ADVISORY, FROM 7 AM TO 10 PM
EST TUESDAY. FOR THE GALE WATCH, FROM TUESDAY EVENING THROUGH
WEDNESDAY EVENING.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LMZ847-848-090445-
/O.EXT.KGRR.SC.Y.0108.251208T2100Z-251210T0300Z/
/O.NEW.KGRR.GL.A.0015.251210T0300Z-251211T0000Z/
GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI-
337 PM EST MON DEC 8 2025
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EST TUESDAY
...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 25
KNOTS WITH GUSTS UP TO 30 KNOTS AND WAVES 7 TO 10 FEET
EXPECTED. FOR THE GALE WATCH, NORTHWEST WINDS 20 TO 30 KNOTS
WITH GUSTS UP TO 35 KNOTS AND WAVES 7 TO 10 FEET POSSIBLE.
* WHERE...GRAND HAVEN TO PENTWATER.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 10 PM EST TUESDAY.
FOR THE GALE WATCH, FROM TUESDAY EVENING THROUGH WEDNESDAY
EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
LMZ844>846-090445-
/O.EXT.KGRR.SC.Y.0108.251209T0000Z-251210T0300Z/
/O.NEW.KGRR.GL.A.0015.251210T0300Z-251211T0000Z/
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-
HOLLAND TO GRAND HAVEN MI-
337 PM EST MON DEC 8 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO
10 PM EST TUESDAY...
...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 25
KNOTS WITH GUSTS UP TO 30 KNOTS AND WAVES 6 TO 9 FEET
EXPECTED. FOR THE GALE WATCH, WEST WINDS 25 TO 35 KNOTS AND
WAVES 6 TO 11 FEET POSSIBLE.
* WHERE...ST JOSEPH TO GRAND HAVEN.
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM 7 PM THIS EVENING TO
10 PM EST TUESDAY. FOR THE GALE WATCH, FROM TUESDAY EVENING
THROUGH WEDNESDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
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