Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 152102
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
502 PM EDT Sun Jun 15 2025

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.

LMZ221-160800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...Southeast wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
.TONIGHT...Variable wind less than 10 knots becoming southeast
less than 10 knots late. Partly cloudy through late evening then
becoming mostly cloudy. Waves calm to 1 foot.
.MONDAY...Southeast wind 5 to 15 knots. Mostly cloudy through
early afternoon then becoming mostly sunny. A slight chance of
showers and thunderstorms late. Waves building to 1 to 2 feet.
.MONDAY NIGHT...South wind 10 to 15 knots. Partly cloudy in the
evening then becoming mostly cloudy. A chance of showers and
thunderstorms. Waves 1 to 2 feet.
.TUESDAY...Southwest wind 10 to 15 knots diminishing to less than
10 knots in the afternoon. Partly cloudy with a chance of showers
and a slight chance of thunderstorms. Waves 1 to 2 feet.

$$

LMZ248-250-160800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
.TONIGHT...Variable wind less than 10 knots becoming southeast
less than 10 knots late. Partly cloudy through late evening then
becoming mostly cloudy. Waves calm to 1 foot.
.MONDAY...Southeast wind 5 to 15 knots. Mostly cloudy through
early afternoon then becoming mostly sunny. Waves calm to 1 foot.
.MONDAY NIGHT...South wind 5 to 15 knots. Partly cloudy in the
evening then becoming cloudy. A chance of showers and
thunderstorms. Waves building to 2 to 3 feet.
.TUESDAY...Southwest wind 10 to 15 knots diminishing to less than
10 knots in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the morning, then a chance of showers and a
slight chance of thunderstorms in the afternoon. Waves subsiding
to 1 to 2 feet.

$$

LSZ240-241-160800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
502 PM EDT Sun Jun 15 2025 /402 PM CDT Sun Jun 15 2025/

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot building to 1 to 2 feet.
.TONIGHT...Variable wind less than 10 knots. Cloudy. A slight
chance of showers by midnight. A chance of showers and a slight
chance of thunderstorms late. Waves 1 to 2 feet.
.MONDAY...East wind less than 10 knots backing northeast by late
morning, then becoming northeast less than 10 knots late. Cloudy.
A chance of showers through mid morning, then a chance of showers
and thunderstorms by late morning. Waves calm to 1 foot.
.MONDAY NIGHT...Southeast wind 5 to 15 knots veering west 10 to
15 knots after midnight. Showers and thunderstorms likely in the
evening, then showers likely and a slight chance of thunderstorms
after midnight. Waves building to 1 to 2 feet.
.TUESDAY...West wind less than 10 knots. Mostly cloudy. A slight
chance of showers in the afternoon. Waves 1 to 2 feet.

$$

LSZ242-243-160800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Mostly
sunny. Waves 1 to 2 feet.
.TONIGHT...East wind less than 10 knots veering south late.
Mostly cloudy. A chance of showers late. Waves 1 to 2 feet.
.MONDAY...South wind less than 10 knots backing east late.
Cloudy. A chance of showers through the day. A slight chance of
thunderstorms by late morning, then a chance of thunderstorms
late. Waves calm to 1 foot.
.MONDAY NIGHT...Southeast wind 10 to 15 knots veering southwest
after midnight. Showers likely and a chance of thunderstorms.
Waves building to 1 to 2 feet.
.TUESDAY...West wind less than 10 knots with gusts up to
17 knots. Mostly cloudy. A slight chance of showers in the
afternoon. Waves 1 to 2 feet.

$$

LSZ244-245-160800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...Southeast wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Southeast wind less than 10 knots veering south late.
Partly cloudy through late evening then becoming mostly cloudy. A
slight chance of showers late. Waves calm to 1 foot.
.MONDAY...South wind less than 10 knots backing southeast late.
Mostly cloudy. A chance of showers and a slight chance of
thunderstorms in the morning, then a chance of thunderstorms and
a slight chance of showers in the afternoon. Waves calm to
1 foot.
.MONDAY NIGHT...Southeast wind 10 to 15 knots veering south after
midnight. Showers and a chance of thunderstorms. Waves building
to 2 to 3 feet.
.TUESDAY...West wind less than 10 knots with gusts up to
18 knots. Mostly cloudy. A slight chance of showers in the
morning. Waves subsiding to 1 to 2 feet.

$$

LSZ246-160800-
Point Isabelle to Lower Entrance of Portage Canal MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Sunny. Waves
calm to 1 foot.
.TONIGHT...East wind less than 10 knots through midnight becoming
variable. Partly cloudy through late evening then becoming mostly
cloudy. A slight chance of showers late. Waves calm to 1 foot.
.MONDAY...Southeast wind less than 10 knots backing east late.
Mostly cloudy. A chance of showers through the day. A slight
chance of thunderstorms by late morning, then a chance of
thunderstorms late. Waves calm to 1 foot.
.MONDAY NIGHT...East wind less than 10 knots veering southwest
after midnight. Showers likely and a chance of thunderstorms.
Waves building to 1 to 2 feet.
.TUESDAY...West wind less than 10 knots with gusts up to
17 knots. Mostly cloudy. A slight chance of showers and
thunderstorms in the morning, then a slight chance of showers in
the afternoon. Waves 1 to 2 feet.

$$

LSZ247-160800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
.TONIGHT...Northeast wind less than 10 knots through late evening
becoming variable. Mostly cloudy. A chance of showers late. Waves
calm to 1 foot.
.MONDAY...Southeast wind less than 10 knots backing east by late
morning. Mostly cloudy. A chance of showers through mid morning,
then a chance of showers and thunderstorms by late morning. Waves
calm to 1 foot.
.MONDAY NIGHT...East wind less than 10 knots veering southwest
10 to 15 knots after midnight. Showers likely and a chance of
thunderstorms. Waves building to 1 to 2 feet.
.TUESDAY...West wind less than 10 knots with gusts up to
17 knots. Mostly cloudy. A slight chance of showers and
thunderstorms in the morning, then a slight chance of showers in
the afternoon. Waves calm to 1 foot.

$$

LSZ248-160800-
Huron Islands to Marquette MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
.TONIGHT...Southeast wind 5 to 15 knots veering south less than
10 knots late. Partly cloudy through midnight, then mostly cloudy
with a slight chance of showers late. Waves calm to 1 foot.
.MONDAY...Southeast wind less than 10 knots. Mostly cloudy. A
chance of showers through the day. A slight chance of
thunderstorms by late morning, then a chance of thunderstorms
late. Waves calm to 1 foot.
.MONDAY NIGHT...Southeast wind 10 to 15 knots veering south after
midnight. Showers likely and a chance of thunderstorms. Waves
building to 1 to 2 feet.
.TUESDAY...West wind less than 10 knots veering northwest in the
afternoon. Gusts up to 17 knots. Mostly cloudy. A chance of
showers and thunderstorms in the morning, then a chance of
showers in the afternoon. Waves calm to 1 foot.

$$

LSZ249-160800-
Marquette to Munising MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
.TONIGHT...East wind less than 10 knots veering south late.
Mostly clear through late evening then becoming mostly cloudy.
Waves calm to 1 foot.
.MONDAY...South wind less than 10 knots backing southeast 5 to
15 knots by late morning. Mostly cloudy. A slight chance of
showers through early afternoon. A slight chance of thunderstorms
by late morning, then a chance of showers and thunderstorms late.
Waves calm to 1 foot.
.MONDAY NIGHT...South wind 10 to 15 knots. Mostly cloudy. A
chance of showers and thunderstorms in the evening, then showers
likely and a chance of thunderstorms after midnight. Waves
building to 1 to 2 feet.
.TUESDAY...West wind less than 10 knots veering northwest in the
afternoon. Mostly cloudy. A chance of showers and thunderstorms
in the morning, then a chance of showers in the afternoon. Waves
1 to 2 feet.

$$

LSZ250-160800-
Munising to Grand Marais MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
.TONIGHT...East wind less than 10 knots veering south by
midnight. Partly cloudy through midnight then becoming mostly
cloudy. Waves calm to 1 foot.
.MONDAY...South wind less than 10 knots backing southeast by late
morning. Mostly cloudy. A slight chance of showers through early
afternoon, then a slight chance of showers and thunderstorms
late. Waves calm to 1 foot.
.MONDAY NIGHT...South wind 10 to 15 knots. Mostly cloudy. A
chance of showers and thunderstorms in the evening, then showers
likely and a chance of thunderstorms after midnight. Waves
building to 1 to 2 feet.
.TUESDAY...Southwest wind 10 to 15 knots veering northwest 5 to
15 knots in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the morning, then a chance of showers in the
afternoon. Waves 1 to 2 feet.

$$

LSZ251-160800-
Grand Marais to Whitefish Point MI-
502 PM EDT Sun Jun 15 2025

.LATE THIS AFTERNOON...North wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Variable wind less than 10 knots becoming southeast
less than 10 knots by midnight. Mostly clear through midnight
then becoming mostly cloudy. Waves calm to 1 foot.
.MONDAY...South wind less than 10 knots backing southeast by late
morning. Mostly cloudy. A slight chance of showers by late
morning. A slight chance of showers and thunderstorms late. Waves
calm to 1 foot.
.MONDAY NIGHT...South wind 10 to 15 knots. Mostly cloudy. A
chance of showers and thunderstorms in the evening, then showers
likely and a chance of thunderstorms after midnight. Waves
building to 1 to 2 feet.
.TUESDAY...Southwest wind 10 to 15 knots veering west in the
afternoon. Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a slight chance of showers in
the afternoon. Waves 1 to 2 feet.

$$

WFO MQT