Nearshore Marine Forecast
Issued by NWS Grand Rapids, MI

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FZUS53 KGRR 210749
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
349 AM EDT Mon Aug 21 2017

For waters within five nautical miles of shore on Lake Michigan

LMZ849-211515-
Pentwater to Manistee MI-
349 AM EDT Mon Aug 21 2017

.TODAY...Southwest winds 5 to 15 knots. Partly sunny. A chance of
showers and thunderstorms in the afternoon. Waves around 1 foot.
.TONIGHT...South winds 10 to 20 knots. Thunderstorms likely and a
chance of showers in the evening, then showers and thunderstorms
overnight. Some thunderstorms may produce heavy rainfall. Waves 2 to
4 feet.
.TUESDAY...Northwest winds 15 to 25 knots. Showers and thunderstorms
likely until midday, then mostly sunny in the afternoon. Some
thunderstorms may produce heavy rainfall until midday. Waves 5 to
7 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves
3 to 5 feet.

$$

LMZ848-211515-
Whitehall to Pentwater MI-
349 AM EDT Mon Aug 21 2017

.TODAY...South winds 5 to 15 knots veering west. Partly sunny. A
chance of showers and thunderstorms in the afternoon. Waves 1 foot or
less.
.TONIGHT...Southwest winds 10 to 20 knots. A chance of showers and
thunderstorms in the evening, then showers and thunderstorms
overnight. Some thunderstorms may produce heavy rainfall. Waves 1 to
3 feet building to 3 to 5 feet toward daybreak.
.TUESDAY...Northwest winds 15 to 25 knots. Showers and thunderstorms
likely until midday, then mostly sunny in the afternoon. Some
thunderstorms may produce heavy rainfall until midday. Waves 5 to
7 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves
3 to 5 feet.

$$

LMZ847-211515-
Grand Haven to Whitehall MI-
349 AM EDT Mon Aug 21 2017

.TODAY...South winds 5 to 15 knots veering southwest. Partly sunny.
A slight chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.TONIGHT...South winds 10 to 20 knots. A chance of showers and
thunderstorms in the evening, then showers and thunderstorms
overnight. Some thunderstorms may produce heavy rainfall. Waves 2 to
3 feet building to 3 to 5 feet toward daybreak.
.TUESDAY...West winds 15 to 20 knots veering northwest. Showers and
thunderstorms likely until midday, then mostly sunny in the
afternoon. Some thunderstorms may produce heavy rainfall until
midday. Waves 5 to 7 feet.
.TUESDAY NIGHT...Northwest winds around 15 knots. Mostly clear.
Waves 3 to 5 feet.

$$

LMZ846-211515-
Holland to Grand Haven MI-
349 AM EDT Mon Aug 21 2017

.TODAY...South winds 5 to 15 knots veering southwest. Partly sunny.
A slight chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.TONIGHT...Southwest winds 15 to 25 knots. A chance of showers and
thunderstorms in the evening, then showers and thunderstorms
overnight. Some thunderstorms may produce heavy rainfall. Waves 2 to
3 feet building to 3 to 5 feet toward daybreak.
.TUESDAY...West winds 15 to 20 knots veering northwest. Showers and
thunderstorms likely until midday, then mostly sunny with a slight
chance of showers and thunderstorms in the afternoon. Some
thunderstorms may produce heavy rainfall until midday. Waves 5 to
7 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves
3 to 5 feet.

$$

LMZ845-211515-
South Haven to Holland MI-
349 AM EDT Mon Aug 21 2017

.TODAY...South winds around 10 knots veering west. Partly sunny. A
slight chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.TONIGHT...Southwest winds 15 to 25 knots. A chance of showers and
thunderstorms in the evening, then showers and thunderstorms
overnight. Some thunderstorms may produce heavy rainfall. Waves 1 to
3 feet building to 2 to 4 feet toward daybreak.
.TUESDAY...West winds 15 to 20 knots veering northwest late in the
day. Showers and thunderstorms likely until midday, then partly
sunny with a slight chance of showers and thunderstorms in the
afternoon. Some thunderstorms may produce heavy rainfall until
midday. Waves 5 to 7 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves
4 to 6 feet.

$$

LMZ844-211515-
St Joseph to South Haven MI-
349 AM EDT Mon Aug 21 2017

.TODAY...South winds around 10 knots veering west. Partly sunny. A
slight chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.TONIGHT...Southwest winds 15 to 25 knots. A chance of showers and
thunderstorms in the evening, then showers likely and thunderstorms
overnight. Some thunderstorms may produce heavy rainfall. Waves 1 to
3 feet building to 2 to 4 feet toward daybreak.
.TUESDAY...West winds around 20 knots veering northwest late in the
day. Showers and thunderstorms likely until midday, then partly
sunny with a slight chance of showers and thunderstorms in the
afternoon. Some thunderstorms may produce heavy rainfall until
midday. Waves 5 to 7 feet.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves
4 to 6 feet.

$$



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