National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZUS53 KGRR 211505
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
1105 AM EDT Thu Sep 21 2023

For waters within five nautical miles of shore on Lake Michigan

LMZ849-212100-
Pentwater to Manistee MI-
1105 AM EDT Thu Sep 21 2023

.REST OF TODAY...Southwest winds 5 to 10 knots. Mostly cloudy. A
slight chance of rain showers in the afternoon. Waves 1 foot or
less.
.TONIGHT...East winds 5 to 10 knots. Mostly cloudy with a slight
chance of rain showers. Waves less than 1 foot.
.FRIDAY...Southeast winds 5 to 10 knots veering southwest 10 to
15 knots, then veering northwest late in the day. Mostly sunny with
a slight chance of showers and thunderstorms. Waves 1 foot or less.
.FRIDAY NIGHT...East winds 5 to 10 knots veering southeast toward
daybreak. Partly cloudy with a slight chance of showers and
thunderstorms. Waves less than 1 foot.
.SATURDAY...Southeast winds 10 to 15 knots backing northeast late in
the day. Mostly sunny with a slight chance of rain showers. Waves
1 foot or less.
.SUNDAY...East winds around 15 knots backing northeast late in the
day. Partly sunny. Waves 1 foot or less.
.MONDAY...East winds around 15 knots backing northeast late in the
day. Partly sunny. Waves around 1 foot.

$$

LMZ848-212100-
Whitehall to Pentwater MI-
1105 AM EDT Thu Sep 21 2023

.REST OF TODAY...South winds 10 to 15 knots. Cloudy. Waves 1 foot or
less.
.TONIGHT...East winds 5 to 10 knots veering southeast toward
daybreak. Mostly cloudy with a slight chance of showers and
thunderstorms. Waves less than 1 foot.
.FRIDAY...Southeast winds 10 to 15 knots veering south. Mostly sunny
with a slight chance of rain showers. Waves 1 foot or less.
.FRIDAY NIGHT...East winds 10 to 15 knots veering southeast toward
daybreak. Partly cloudy with a slight chance of showers and
thunderstorms. Waves 1 foot or less.
.SATURDAY...Southeast winds 10 to 15 knots backing northeast late in
the day. Mostly sunny. Waves around 1 foot.
.SUNDAY...Southeast winds around 15 knots backing northeast late in
the day. Partly sunny. Waves around 1 foot.
.MONDAY...East winds around 15 knots backing northeast late in the
day. Partly sunny. Waves around 1 foot.

$$

LMZ847-212100-
Grand Haven to Whitehall MI-
1105 AM EDT Thu Sep 21 2023

.REST OF TODAY...South winds around 10 knots veering southwest late
in the day. Mostly cloudy. A slight chance of rain showers in the
afternoon. Waves 1 foot or less.
.TONIGHT...Northeast winds 5 to 10 knots veering east 10 to 15 knots
after midnight. Mostly cloudy with a slight chance of showers and
thunderstorms. Waves less than 1 foot.
.FRIDAY...Southeast winds 10 to 15 knots veering south, then backing
east late in the day. Mostly sunny with a slight chance of rain
showers. Waves 1 foot or less.
.FRIDAY NIGHT...East winds 10 to 15 knots veering southeast toward
daybreak. Partly cloudy with a slight chance of showers and
thunderstorms. Waves 1 foot or less.
.SATURDAY...Southeast winds 10 to 15 knots backing northeast late in
the day. Sunny. Waves around 1 foot.
.SUNDAY...East winds 15 to 20 knots. Mostly sunny. Waves around
1 foot.
.MONDAY...East winds around 15 knots. Partly sunny. Waves around
1 foot.

$$

LMZ846-212100-
Holland to Grand Haven MI-
1105 AM EDT Thu Sep 21 2023

.REST OF TODAY...South winds around 10 knots veering northwest late
in the day. Mostly cloudy. Waves less than 1 foot.
.TONIGHT...Northeast winds 5 to 10 knots veering southeast after
midnight. Mostly cloudy with a slight chance of rain showers. Waves
1 foot or less.
.FRIDAY...Southeast winds 10 to 15 knots backing northeast late in
the day. Mostly sunny with a slight chance of rain showers. Waves
1 foot or less.
.FRIDAY NIGHT...East winds 10 to 15 knots. Partly cloudy with a
slight chance of rain showers. Waves 1 foot or less.
.SATURDAY...East winds 10 to 15 knots backing northeast late in the
day. Sunny. Waves 1 foot or less.
.SUNDAY...East winds 15 to 20 knots. Mostly sunny. Waves around
1 foot.
.MONDAY...East winds around 15 knots. Mostly cloudy. Waves around
1 foot.

$$

LMZ845-212100-
South Haven to Holland MI-
1105 AM EDT Thu Sep 21 2023

.REST OF TODAY...Southwest winds around 10 knots veering northwest
late in the day. Cloudy. A slight chance of rain showers in the
afternoon. Waves less than 1 foot.
.TONIGHT...Northeast winds 5 to 10 knots veering southeast after
midnight. Mostly cloudy with a slight chance of rain showers. Waves
less than 1 foot.
.FRIDAY...Southeast winds 10 to 15 knots backing northeast late in
the day. Mostly sunny with a slight chance of rain showers. Waves
less than 1 foot.
.FRIDAY NIGHT...East winds 10 to 15 knots. Partly cloudy with a
slight chance of rain showers. Waves 1 foot or less.
.SATURDAY...East winds 10 to 15 knots backing northeast late in the
day. Sunny. Waves 1 foot or less.
.SUNDAY...East winds around 15 knots. Mostly sunny. Waves 1 foot or
less.
.MONDAY...East winds around 15 knots backing northeast late in the
day. Mostly cloudy. Waves 1 foot or less.

$$

LMZ844-212100-
St Joseph to South Haven MI-
1105 AM EDT Thu Sep 21 2023

.REST OF TODAY...Southwest winds around 10 knots veering north late
in the day. Cloudy. A slight chance of rain showers in the
afternoon. Waves less than 1 foot.
.TONIGHT...East winds 5 to 10 knots veering southeast toward
daybreak. Mostly cloudy with a slight chance of rain showers. Waves
less than 1 foot.
.FRIDAY...Southeast winds around 10 knots backing east late in the
day. Mostly sunny with a slight chance of rain showers. Waves less
than 1 foot.
.FRIDAY NIGHT...East winds 10 to 15 knots. Partly cloudy with a
slight chance of rain showers. Waves 1 foot or less.
.SATURDAY...East winds 10 to 15 knots backing northeast late in the
day. Sunny. Waves 1 foot or less.
.SUNDAY...East winds around 15 knots backing northeast late in the
day. Mostly sunny. Waves 1 foot or less.
.MONDAY...East winds around 15 knots backing northeast late in the
day. Partly sunny with a chance of rain showers. Waves around
1 foot.

$$