801
FZUS53 KGRR 170521
NSHGRR
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
121 AM EDT MON AUG 17 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN
LMZ849-170800-
PENTWATER TO MANISTEE MI-
121 AM EDT MON AUG 17 2026
REST OF TONIGHT
NORTH WINDS 5 TO 15 KNOTS. PARTLY CLOUDY. WAVES
1 TO 2 FEET.
MONDAY
NORTH WINDS 5 TO 15 KNOTS BACKING WEST EARLY IN THE
AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS. PARTLY CLOUDY. WAVES
1 TO 2 FEET.
TUESDAY
SOUTHWEST WINDS 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES 2 TO
4 FEET.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KNOTS VEERING NORTH AFTER
MIDNIGHT. PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 2 TO 4 FEET.
WEDNESDAY
NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTHWEST IN THE
LATE MORNING AND AFTERNOON. SUNNY. WAVES AROUND 1 FOOT.
THURSDAY
EAST WINDS 5 TO 10 KNOTS BACKING NORTHWEST 10 TO
15 KNOTS EARLY IN THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTH WINDS 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE AFTERNOON.
LMZ848-170800-
WHITEHALL TO PENTWATER MI-
121 AM EDT MON AUG 17 2026
REST OF TONIGHT
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES AROUND 1 FOOT.
MONDAY
NORTH WINDS 5 TO 15 KNOTS BACKING NORTHWEST EARLY IN THE
AFTERNOON. SUNNY. WAVES AROUND 1 FOOT.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 15 KNOTS. MOSTLY CLEAR. WAVES
1 TO 3 FEET.
TUESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. MOSTLY SUNNY. WAVES 2 TO
4 FEET.
TUESDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS VEERING NORTH 10 TO
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET AFTER
MIDNIGHT.
WEDNESDAY
NORTH WINDS 10 TO 15 KNOTS BACKING NORTHWEST EARLY IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY
EAST WINDS AROUND 10 KNOTS BACKING NORTHWEST EARLY IN
THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTH WINDS 10 TO 20 KNOTS. MOSTLY SUNNY. WAVES 2 TO
4 FEET.
LMZ847-170800-
GRAND HAVEN TO WHITEHALL MI-
121 AM EDT MON AUG 17 2026
REST OF TONIGHT
NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
AROUND 1 FOOT.
MONDAY
NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST EARLY IN THE
AFTERNOON. SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
WEST WINDS 10 TO 15 KNOTS BACKING SOUTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 3 FEET.
TUESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. MOSTLY SUNNY. WAVES 2 TO
4 FEET.
TUESDAY NIGHT
SOUTHWEST WINDS AROUND 20 KNOTS VEERING WEST IN THE
LATE EVENING AND EARLY MORNING, THEN VEERING NORTH 10 TO 15 KNOTS
AFTER MIDNIGHT. RAIN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
WAVES 2 TO 4 FEET.
WEDNESDAY
NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST EARLY IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
THURSDAY
EAST WINDS AROUND 10 KNOTS BACKING NORTHWEST EARLY IN
THE AFTERNOON. SUNNY. WAVES LESS THAN 1 FOOT.
FRIDAY
SOUTH WINDS 10 TO 15 KNOTS VEERING SOUTHWEST IN THE LATE
MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
LMZ846-170800-
HOLLAND TO GRAND HAVEN MI-
121 AM EDT MON AUG 17 2026
REST OF TONIGHT
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES AROUND 1 FOOT.
MONDAY
NORTH WINDS 10 TO 15 KNOTS BACKING NORTHWEST 15 TO
20 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHWEST WINDS 10 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
TUESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. MOSTLY SUNNY. WAVES 2 TO
4 FEET.
TUESDAY NIGHT
WEST WINDS 15 TO 20 KNOTS VEERING NORTHWEST 10 TO
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 TO 4 FEET.
WEDNESDAY
NORTH WINDS 10 TO 20 KNOTS BACKING NORTHWEST EARLY IN
THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
THURSDAY
NORTHEAST WINDS 5 TO 10 KNOTS BACKING NORTHWEST 10 TO
15 KNOTS EARLY IN THE AFTERNOON. SUNNY. WAVES LESS THAN 1 FOOT.
FRIDAY
SOUTHEAST WINDS AROUND 10 KNOTS VEERING SOUTHWEST IN THE
LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES AROUND 1 FOOT.
LMZ845-170800-
SOUTH HAVEN TO HOLLAND MI-
121 AM EDT MON AUG 17 2026
REST OF TONIGHT
NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 1 TO 2 FEET.
MONDAY
NORTH WINDS 10 TO 15 KNOTS BACKING NORTHWEST EARLY IN THE
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FEET.
MONDAY NIGHT
NORTHWEST WINDS 10 TO 15 KNOTS BACKING SOUTHWEST
AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FEET.
TUESDAY
SOUTHWEST WINDS AROUND 15 KNOTS. MOSTLY SUNNY. WAVES 1 TO
3 FEET.
TUESDAY NIGHT
WEST WINDS AROUND 15 KNOTS VEERING NORTHWEST AFTER
MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 TO 3 FEET.
WEDNESDAY
NORTH WINDS 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 1 TO
3 FEET.
THURSDAY
NORTHEAST WINDS 5 TO 10 KNOTS BACKING NORTHWEST EARLY IN
THE AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING SOUTHWEST IN THE
LATE MORNING AND AFTERNOON. MOSTLY SUNNY. WAVES 1 FOOT OR LESS.
LMZ844-170800-
ST JOSEPH TO SOUTH HAVEN MI-
121 AM EDT MON AUG 17 2026
REST OF TONIGHT
NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
1 TO 3 FEET.
MONDAY
NORTH WINDS 10 TO 15 KNOTS BECOMING AROUND 15 KNOTS EARLY
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 3 FEET.
MONDAY NIGHT
NORTH WINDS 5 TO 15 KNOTS BACKING SOUTHWEST AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES AROUND 1 FOOT.
TUESDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 1 TO
2 FEET.
TUESDAY NIGHT
SOUTHWEST WINDS AROUND 15 KNOTS VEERING WEST AFTER
MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 TO 3 FEET.
WEDNESDAY
NORTH WINDS 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 1 TO
3 FEET.
THURSDAY
NORTHEAST WINDS 5 TO 10 KNOTS BACKING NORTH EARLY IN THE
AFTERNOON. SUNNY. WAVES 1 FOOT OR LESS.
FRIDAY
SOUTH WINDS 5 TO 10 KNOTS VEERING WEST EARLY IN THE
AFTERNOON. MOSTLY SUNNY. WAVES LESS THAN 1 FOOT.
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