Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 250748
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
348 AM EDT Wed Apr 25 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.

LHZ422-251515-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
348 AM EDT Wed Apr 25 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...Northwest winds 10 to 15 knots becoming north 15 to
20 knots in the late morning and early afternoon...then
diminishing to 10 to 15 knots late in the afternoon. Patchy fog
early in the morning. Mostly cloudy with a chance of light
showers in the morning...then mostly cloudy with a slight chance
of light showers early in the afternoon. Partly cloudy late in
the afternoon. Waves 1 to 3 feet.
.TONIGHT...Northwest winds 5 to 10 knots. Mostly clear. Waves
around 2 feet or less.
.THURSDAY...West winds 5 to 10 knots backing to the southwest in
the afternoon. Sunny. Waves around 2 feet or less.
.THURSDAY NIGHT...West winds 5 to 10 knots. Mostly clear. Waves
around 2 feet or less.

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

$$

LHZ421-251515-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
348 AM EDT Wed Apr 25 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...Northwest winds 15 to 20 knots becoming north 20 to
25 knots in the late morning and early afternoon...then
diminishing to 15 to 20 knots late in the afternoon. Mostly
cloudy until late afternoon becoming partly cloudy. Patchy fog
early in the morning. A chance of light showers in the morning...
then a slight chance of light showers early in the afternoon.
Waves 2 to 4 feet building to 4 to 6 feet in the late morning and
afternoon. Waves occasionally around 8 feet.
.TONIGHT...North winds 10 to 15 knots becoming northwest 5 to
10 knots in the late evening and overnight. Mostly clear. Waves
3 to 5 feet subsiding to 1 to 3 feet in the late evening and
overnight. Waves occasionally around 7 feet.
.THURSDAY...West winds 5 to 10 knots backing to the southwest in
the afternoon. Sunny. Waves around 2 feet or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots veering to the
west early in the morning. Mostly clear. Waves around 2 feet or
less.

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

$$

LHZ441-251515-
Port Austin to Harbor Beach MI-
348 AM EDT Wed Apr 25 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...North winds 15 to 20 knots. Mostly cloudy. Patchy fog
early in the morning. Light showers likely early in the morning...
then a chance of light showers in the late morning and afternoon.
Waves 4 to 6 feet building to 5 to 7 feet in the afternoon. Waves
occasionally around 10 feet.
.TONIGHT...Northwest winds 10 to 15 knots diminishing to 5 to
10 knots late in the evening...then increasing to 10 to 15 knots
after midnight. Partly cloudy until early morning then clearing.
A slight chance of light showers early in the evening. Waves 3 to
5 feet subsiding to 1 to 3 feet after midnight. Waves
occasionally around 7 feet.
.THURSDAY...Northwest winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon...then backing
to the south late in the afternoon. Sunny. Waves 1 to 3 feet.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots becoming south
10 to 15 knots late in the evening...then becoming southwest 5 to
10 knots after midnight. Mostly clear. Waves around 2 feet or
less.

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

$$

LHZ442-251515-
Harbor Beach to Port Sanilac MI-
348 AM EDT Wed Apr 25 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...North winds 15 to 20 knots. Mostly cloudy. Patchy fog in
the morning. Light showers likely...mainly in the morning. Waves
3 to 5 feet building to 4 to 6 feet in the afternoon. Waves
occasionally around 8 feet.
.TONIGHT...North winds 15 to 20 knots becoming northwest 5 to
10 knots late in the evening...then increasing to 10 to 15 knots
after midnight. Partly cloudy until early morning then clearing.
A chance of light showers early in the evening. Waves 3 to 5 feet
subsiding to 1 to 3 feet after midnight. Waves occasionally
around 7 feet.
.THURSDAY...Northwest winds 5 to 10 knots in the morning becoming
light and variable...then becoming east 5 to 10 knots late in the
afternoon. Sunny. Waves 1 to 3 feet.
.THURSDAY NIGHT...South winds 5 to 10 knots. Mostly clear. Waves
around 2 feet or less.

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

$$

LHZ443-251515-
Port Sanilac to Port Huron MI-
348 AM EDT Wed Apr 25 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...North winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. Mostly cloudy. Patchy fog in
the morning. Light showers likely...mainly in the morning. Waves
1 to 3 feet building to 3 to 5 feet in the late morning and
afternoon. Waves occasionally around 7 feet.
.TONIGHT...North winds 15 to 20 knots becoming northwest 5 to
10 knots. Partly cloudy until early morning then clearing. A
chance of light showers early in the evening. Waves 3 to 5 feet
subsiding to 1 to 3 feet after midnight. Waves occasionally
around 7 feet.
.THURSDAY...Northwest winds 5 to 10 knots in the morning becoming
light and variable. Sunny. Waves around 2 feet or less.
.THURSDAY NIGHT...Light and variable winds becoming south 5 to
10 knots in the late evening and overnight. Clear. Waves around
2 feet or less.

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

$$

LEZ444-251515-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
348 AM EDT Wed Apr 25 2018

.TODAY...North winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Cloudy until late afternoon
becoming partly cloudy. Patchy fog in the morning. A chance of
light showers in the morning...then a slight chance of light
showers early in the afternoon. Waves around 2 feet or less.
.TONIGHT...North winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and early morning...then backing to
the northwest early in the morning. Mostly clear. Waves around
2 feet or less.
.THURSDAY...West winds 5 to 10 knots early in the morning
becoming light and variable...then becoming south 5 to 10 knots
in the afternoon. Sunny. Waves around 2 feet or less.
.THURSDAY NIGHT...South winds 5 to 10 knots until early morning
becoming light and variable. Mostly clear. Waves around 2 feet or
less.

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

The water temperature at Belle Isle is 45.8 degrees.

$$

AA

You can obtain your latest National Weather Service forecasts online
a www.weather.gov/greatlakes



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