Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 132102
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
502 PM EDT Sun Jul 13 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.

LMZ221-140800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...South wind 10 to 15 knots. Mostly sunny.
Areas of smoke. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots diminishing to less than
10 knots by midnight. Mostly clear. Areas of smoke through late
evening. Areas of smoke late. Waves 1 to 2 feet.
.MONDAY...Southwest wind less than 10 knots backing south late.
Mostly sunny. Areas of smoke through mid morning. A slight chance
of showers by late morning. Waves calm to 1 foot.
.MONDAY NIGHT...South wind less than 10 knots. Clear. Waves calm
to 1 foot.
.TUESDAY...South wind 5 to 15 knots. Mostly sunny. A slight
chance of showers and thunderstorms in the afternoon. Waves
building to 1 to 2 feet.

$$

LMZ248-250-140800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...Southwest wind 10 to 15 knots. Mostly
sunny. Areas of smoke. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots diminishing to less than
10 knots late. Mostly clear. Areas of smoke through late evening.
Areas of smoke late. Waves building to 2 to 3 feet.
.MONDAY...Southwest wind less than 10 knots. Mostly sunny. Areas
of smoke through mid morning. Waves subsiding to 1 to 2 feet.
.MONDAY NIGHT...South wind less than 10 knots. Clear. Waves 1 to
2 feet.
.TUESDAY...South wind 10 to 15 knots. Mostly sunny. A slight
chance of showers and thunderstorms in the afternoon. Waves
building to 1 to 2 feet.

$$

LSZ240-241-140800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
502 PM EDT Sun Jul 13 2025 /402 PM CDT Sun Jul 13 2025/

.LATE THIS AFTERNOON...Southwest wind 10 to 15 knots. Mostly
sunny. Areas of smoke. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 15 knots. Mostly clear. A slight
chance of showers and thunderstorms through midnight. Areas of
smoke through midnight. Waves 1 to 2 feet.
.MONDAY...Southwest wind less than 10 knots through early
afternoon becoming variable. Mostly sunny. Areas of smoke. Waves
calm to 1 foot.
.MONDAY NIGHT...Southeast wind less than 10 knots veering south
after midnight. Mostly clear. A slight chance of showers and
thunderstorms after midnight. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots veering northwest in
the afternoon. Mostly cloudy. A chance of showers and a slight
chance of thunderstorms in the morning, then a chance of showers
and thunderstorms in the afternoon. Waves calm to 1 foot.

$$

LSZ242-243-140800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...Southwest wind 10 to 15 knots with gusts
up to 23 knots. Mostly sunny. Areas of smoke. Waves 2 to 3 feet.
.TONIGHT...Southwest wind 10 to 15 knots. Partly cloudy. A slight
chance of showers and thunderstorms through midnight. Areas of
smoke through midnight. Waves subsiding to 1 to 2 feet.
.MONDAY...Southwest wind less than 10 knots. Mostly sunny. Areas
of smoke. Waves 1 to 2 feet.
.MONDAY NIGHT...East wind less than 10 knots veering south after
midnight. Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots veering northwest in
the afternoon. Mostly cloudy. A chance of showers and a slight
chance of thunderstorms in the morning, then a chance of showers
and thunderstorms in the afternoon. Waves calm to 1 foot.

$$

LSZ244-245-140800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...Southwest wind 10 to 15 knots with gusts
up to 22 knots. Mostly sunny. Areas of smoke. Waves 2 to 3 feet.
.TONIGHT...Southwest wind 10 to 15 knots veering west by
midnight. Partly cloudy. Areas of smoke through the night. A
slight chance of showers and thunderstorms by midnight. Waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet.
.MONDAY...West wind less than 10 knots backing southwest late.
Mostly sunny. Areas of smoke through the day. Waves 1 to 2 feet.
.MONDAY NIGHT...Southeast wind less than 10 knots. Partly cloudy.
A slight chance of showers and thunderstorms after midnight.
Waves calm to 1 foot.
.TUESDAY...South wind less than 10 knots veering west in the
afternoon. Mostly cloudy. A chance of showers and a slight chance
of thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon. Waves calm to 1 foot.

$$

LSZ246-140800-
Point Isabelle to Lower Entrance of Portage Canal MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...Southwest wind less than 10 knots with
gusts up to 22 knots. Mostly sunny. Areas of smoke. Waves calm to
1 foot.
.TONIGHT...Southwest wind less than 10 knots veering west late.
Gusts up to 19 knots. Partly cloudy. Areas of smoke through the
night. A slight chance of showers and thunderstorms by midnight.
Waves calm to 1 foot.
.MONDAY...West wind less than 10 knots through early afternoon
becoming variable. Mostly sunny. Areas of smoke through the day.
Waves calm to 1 foot.
.MONDAY NIGHT...Variable wind less than 10 knots. Partly cloudy.
Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots veering northwest in
the afternoon. Gusts up to 19 knots. Mostly cloudy. A slight
chance of showers and thunderstorms in the morning, then a chance
of showers and thunderstorms in the afternoon. Waves calm to
1 foot.

$$

LSZ247-140800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...Southwest wind less than 10 knots with
gusts up to 21 knots. Mostly sunny. Areas of smoke. Waves calm to
1 foot.
.TONIGHT...Southwest wind less than 10 knots with gusts up to
20 knots. Mostly clear. Areas of smoke through midnight. A slight
chance of showers and thunderstorms by midnight. Waves calm to
1 foot.
.MONDAY...West wind less than 10 knots through early afternoon
becoming variable. Mostly sunny. Areas of smoke through the day.
Waves calm to 1 foot.
.MONDAY NIGHT...Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots veering northwest in
the afternoon. Gusts up to 19 knots. Mostly cloudy. A slight
chance of showers and thunderstorms in the morning, then a chance
of showers and thunderstorms in the afternoon. Waves calm to
1 foot.

$$

LSZ248-140800-
Huron Islands to Marquette MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...South wind less than 10 knots with gusts
up to 18 knots. Mostly sunny. Areas of smoke. Waves calm to
1 foot.
.TONIGHT...Southwest wind less than 10 knots. Gusts up to
19 knots. Mostly clear. Areas of smoke through the night. Waves
calm to 1 foot.
.MONDAY...West wind less than 10 knots through mid morning
becoming variable. Mostly sunny. Areas of smoke through the day.
Waves calm to 1 foot.
.MONDAY NIGHT...Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
.TUESDAY...South wind less than 10 knots veering west in the
afternoon. Gusts up to 17 knots. Partly cloudy. A slight chance
of showers and thunderstorms in the morning, then a chance of
showers and thunderstorms in the afternoon. Waves calm to 1 foot.

$$

LSZ249-140800-
Marquette to Munising MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...South wind less than 10 knots. Mostly
sunny. Areas of smoke. Waves calm to 1 foot.
.TONIGHT...Southwest wind less than 10 knots. Mostly clear. Areas
of smoke through the night. Waves calm to 1 foot.
.MONDAY...West wind less than 10 knots through mid morning
becoming variable. Mostly sunny. Areas of smoke through the day.
Waves calm to 1 foot.
.MONDAY NIGHT...Variable wind less than 10 knots becoming south
less than 10 knots after midnight. Mostly clear. Waves calm to
1 foot.
.TUESDAY...South wind less than 10 knots veering southwest in the
afternoon. Partly cloudy. A chance of showers and thunderstorms
in the afternoon. Waves calm to 1 foot.

$$

LSZ250-140800-
Munising to Grand Marais MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...Southwest wind less than 10 knots. Mostly
sunny. Areas of smoke. Waves calm to 1 foot.
.TONIGHT...South wind 10 to 15 knots veering southwest late.
Mostly clear. Areas of smoke through the night. Waves building to
1 to 2 feet.
.MONDAY...West wind less than 10 knots through mid morning
becoming variable. Mostly sunny. Areas of smoke through mid
morning. Areas of smoke late. Waves calm to 1 foot.
.MONDAY NIGHT...East wind less than 10 knots veering southeast
after midnight. Mostly clear. Waves calm to 1 foot.
.TUESDAY...South wind less than 10 knots. Partly cloudy. A chance
of showers and thunderstorms in the afternoon. Waves calm to
1 foot.

$$

LSZ251-140800-
Grand Marais to Whitefish Point MI-
502 PM EDT Sun Jul 13 2025

.LATE THIS AFTERNOON...South wind less than 10 knots. Mostly
sunny. Areas of smoke. Waves 1 to 2 feet.
.TONIGHT...South wind 10 to 15 knots veering southwest late.
Mostly clear. Areas of smoke through the night. Waves building to
1 to 2 feet.
.MONDAY...West wind less than 10 knots. Mostly sunny. Areas of
smoke through mid morning. Areas of smoke late. Waves calm to
1 foot.
.MONDAY NIGHT...Variable wind less than 10 knots becoming
southeast less than 10 knots after midnight. Partly cloudy. Waves
calm to 1 foot.
.TUESDAY...South wind 10 to 15 knots veering southwest in the
afternoon. Partly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Waves calm to 1 foot.

$$

WFO MQT