Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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872
FZUS53 KDTX 190213
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
1013 PM EDT Fri May 18 2018

For waters within five nautical miles of shore

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

LHZ422-190915-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1013 PM EDT Fri May 18 2018

.REST OF TONIGHT...East winds 10 to 15 knots. Partly cloudy this
evening becoming mostly cloudy. Light showers likely after
midnight. Waves 1 to 3 feet.
.SATURDAY...East winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon...then backing
to the northeast late in the afternoon. Showers in the morning...
then light showers and a chance of thunderstorms in the
afternoon. Waves around 2 feet or less.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots. Light showers
and a chance of thunderstorms early in the evening...then a
slight chance of showers and thunderstorms in the late evening
and early morning. Waves around 2 feet or less.
.SUNDAY...North winds 5 to 10 knots becoming northeast 10 to
15 knots in the late morning and early afternoon...then
diminishing to 5 to 10 knots late in the afternoon. Mostly cloudy
early in the morning becoming partly cloudy. Waves around 2 feet
or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ421-190915-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
1013 PM EDT Fri May 18 2018

.REST OF TONIGHT...East winds 10 to 15 knots. Partly cloudy...
then mostly cloudy with light showers likely after midnight.
Waves 1 to 3 feet.
.SATURDAY...East winds 10 to 15 knots becoming northeast 5 to
10 knots in the afternoon. Light showers in the morning...then
showers and a slight chance of thunderstorms in the afternoon.
Waves 1 to 3 feet.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots. Light showers
and a slight chance of thunderstorms early in the evening...then
a slight chance of showers and thunderstorms in the late evening
and early morning. Waves around 2 feet or less.
.SUNDAY...North winds 10 to 15 knots becoming northeast 5 to
10 knots late in the afternoon. Mostly cloudy early in the
morning becoming partly cloudy. Waves 1 to 3 feet.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ441-190915-
Port Austin to Harbor Beach MI-
1013 PM EDT Fri May 18 2018

.REST OF TONIGHT...East winds 10 to 15 knots. Partly cloudy...
then mostly cloudy with light showers likely after midnight.
Waves 1 to 3 feet.
.SATURDAY...Southeast winds 10 to 15 knots diminishing to 5 to
10 knots late in the afternoon. Light showers in the morning...
then light showers and a slight chance of thunderstorms in the
afternoon. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots increasing to
10 to 15 knots after midnight. Light showers and a slight chance
of thunderstorms early in the evening...then a chance of light
showers and a slight chance of thunderstorms in the late evening
and early morning. Waves around 2 feet or less.
.SUNDAY...North winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. Mostly cloudy early in the morning
becoming partly cloudy. Waves 1 to 3 feet.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ442-190915-
Harbor Beach to Port Sanilac MI-
1013 PM EDT Fri May 18 2018

.REST OF TONIGHT...East winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Partly cloudy this evening becoming
mostly cloudy. Light showers likely after midnight. Waves 1 to
3 feet.
.SATURDAY...Southeast winds 10 to 15 knots diminishing to 5 to
10 knots late in the afternoon. Light showers in the morning...
then light showers and a chance of thunderstorms in the
afternoon. Waves 1 to 3 feet.
.SATURDAY NIGHT...West winds 5 to 10 knots veering to the
northwest in the late evening and early morning...then increasing
to 10 to 15 knots early in the morning. Light showers and a
chance of thunderstorms early in the evening...then a chance of
showers and thunderstorms in the late evening and early morning.
Waves around 2 feet or less.
.SUNDAY...North winds 10 to 15 knots. Mostly cloudy in the
morning becoming partly cloudy. Waves 1 to 3 feet.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ443-190915-
Port Sanilac to Port Huron MI-
1013 PM EDT Fri May 18 2018

.REST OF TONIGHT...East winds 10 to 15 knots. Showers after
midnight. Waves 1 to 3 feet.
.SATURDAY...Southeast winds 10 to 15 knots becoming south 5 to
10 knots late in the afternoon. Showers in the morning...then
light showers and a chance of thunderstorms in the afternoon.
Waves 1 to 3 feet.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots veering to the
northwest in the late evening and early morning...then becoming
north 10 to 15 knots early in the morning. Light showers early in
the evening. A chance of thunderstorms until early morning. A
chance of light showers in the late evening and early morning.
Waves around 2 feet or less.
.SUNDAY...North winds 10 to 15 knots. Mostly cloudy in the
morning becoming partly cloudy. Waves 1 to 3 feet.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LEZ444-190915-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1013 PM EDT Fri May 18 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF TONIGHT...East winds 15 to 20 knots diminishing to 10 to
15 knots early in the morning. Light showers. Waves 3 to 5 feet.
Waves occasionally around 7 feet.
.SATURDAY...Southeast winds 10 to 15 knots becoming south 5 to
10 knots in the afternoon. Light showers in the morning...then
light showers with thunderstorms likely in the afternoon. Waves
2 to 4 feet subsiding to 1 to 3 feet in the late morning and
afternoon.
.SATURDAY NIGHT...West winds 5 to 10 knots. Becoming partly
cloudy early in the morning. Showers with thunderstorms likely
early in the evening...then a chance of showers and thunderstorms
in the late evening and early morning. Waves around 2 feet or
less.
.SUNDAY...North winds 5 to 10 knots veering to the east in the
afternoon. Mostly cloudy. Waves around 2 feet or less.

See Lake Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 55.3 degrees.

$$

BT

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a www.weather.gov/greatlakes



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