858
FZUS53 KMQT 150903
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
503 AM EDT Tue Jul 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.

LMZ221-152000-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...South wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
.TODAY...South wind 5 to 15 knots with gusts up to 22 knots.
Partly cloudy through early afternoon then clearing. Waves
building to 2 to 3 feet.
.TONIGHT...South wind 10 to 15 knots with gusts up to 22 knots
veering southwest less than 10 knots with gusts up to 22 knots by
midnight, then veering north late. Partly cloudy with a slight
chance of showers and thunderstorms. Waves subsiding to 1 to
2 feet.
.WEDNESDAY...North wind 5 to 15 knots. 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.
.WEDNESDAY NIGHT...North wind 10 to 20 knots. Showers likely and
a chance of thunderstorms. Waves building to 2 to 3 feet.

$$

LMZ248-250-152000-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...South wind less than 10 knots. Partly
cloudy. Waves 1 to 2 feet.
.TODAY...South wind 10 to 20 knots. Partly cloudy through early
afternoon then clearing. Waves building to 2 to 3 feet.
.TONIGHT...Southwest wind 10 to 20 knots veering north less than
10 knots late. Mostly clear. A slight chance of showers and
thunderstorms late. Waves building to 2 to 4 feet, then subsiding
to 1 to 2 feet.
.WEDNESDAY...North wind less than 10 knots. Mostly cloudy with a
chance of showers and a slight chance of thunderstorms. Waves
1 to 2 feet.
.WEDNESDAY NIGHT...North wind 10 to 15 knots. Showers and a
chance of thunderstorms. Waves building to 1 to 2 feet.

$$

LSZ240-241-152000-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
503 AM EDT Tue Jul 15 2025 /403 AM CDT Tue Jul 15 2025/

.EARLY THIS MORNING...South wind less than 10 knots. Cloudy with
a slight chance of showers and thunderstorms. Waves calm to
1 foot.
.TODAY...Southwest wind less than 10 knots veering northwest
late. Cloudy. A chance of showers and thunderstorms through early
afternoon, then showers and thunderstorms likely late. Waves calm
to 1 foot.
.TONIGHT...Northwest wind less than 10 knots veering northeast
10 to 15 knots by midnight. Gusts up to 25 knots. A chance of
thunderstorms in the evening. Showers likely through the night. A
slight chance of thunderstorms after midnight. Waves building to
2 to 4 feet.
.WEDNESDAY...Northeast wind 10 to 20 knots. Cloudy. Showers
likely and a slight chance of thunderstorms in the morning, then
a chance of showers and a slight chance of thunderstorms in the
afternoon. Waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 2 to 4 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots backing north
less than 10 knots after midnight. Cloudy in the evening then
becoming partly cloudy. A chance of showers. Waves subsiding to
1 to 2 feet.

$$

LSZ242-243-152000-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind 10 to 15 knots. Mostly
cloudy with a slight chance of showers and thunderstorms. Haze
and areas of smoke. Waves calm to 1 foot.
.TODAY...Southwest wind less than 10 knots veering west by late
morning. Gusts up to 17 knots. Cloudy. Haze through mid morning.
A chance of showers and thunderstorms through early afternoon,
then showers and thunderstorms likely late. Waves calm to 1 foot.
.TONIGHT...North wind less than 10 knots veering northeast 10 to
15 knots by midnight. Gusts up to 22 knots. Showers likely and a
chance of thunderstorms through late evening, then a chance of
showers and a slight chance of thunderstorms by midnight. Showers
likely late. Waves building to 2 to 4 feet.
.WEDNESDAY...Northeast wind 10 to 15 knots with gusts up to
24 knots. Cloudy. Showers likely and a slight chance of
thunderstorms in the morning, then a chance of showers and a
slight chance of thunderstorms in the afternoon. Waves subsiding
to 2 to 3 feet.
.WEDNESDAY NIGHT...Northeast wind less than 10 knots backing
north after midnight. Gusts up to 17 knots. Mostly cloudy with a
chance of showers. Waves subsiding to 1 to 2 feet.

$$

LSZ244-245-152000-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind 10 to 15 knots. Mostly
cloudy with a slight chance of showers and thunderstorms. Areas
of smoke. Waves calm to 1 foot.
.TODAY...South wind 10 to 15 knots veering west less than
10 knots late. Cloudy. Areas of smoke through mid morning. Haze
through early afternoon. A chance of showers and thunderstorms
through early afternoon, then showers likely and a chance of
thunderstorms late. Waves building to 1 to 2 feet.
.TONIGHT...North wind less than 10 knots increasing to 10 to
15 knots by midnight. Cloudy. Showers likely and a chance of
thunderstorms through late evening, then a slight chance of
thunderstorms by midnight. A chance of showers by midnight. Haze
by midnight. Waves building to 2 to 4 feet.
.WEDNESDAY...Northeast wind 10 to 15 knots with gusts up to
22 knots. Cloudy. Showers likely in the morning, then a chance of
showers in the afternoon. Waves subsiding to 1 to 2 feet.
.WEDNESDAY NIGHT...North wind less than 10 knots. Mostly cloudy
with a chance of showers. Waves 1 to 2 feet.

$$

LSZ246-152000-
Point Isabelle to Lower Entrance of Portage Canal MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind less than 10 knots. Mostly
cloudy with a slight chance of showers and thunderstorms. Areas
of smoke. Waves calm to 1 foot.
.TODAY...South wind less than 10 knots veering west late. Gusts
up to 19 knots. Cloudy. Haze and areas of smoke through mid
morning. A chance of showers and thunderstorms through early
afternoon, then showers and thunderstorms likely late. Waves calm
to 1 foot.
.TONIGHT...North wind less than 10 knots veering northeast 5 to
15 knots by midnight. Showers and a chance of thunderstorms
through late evening, then a chance of showers and a slight
chance of thunderstorms by midnight. Showers likely late. Waves
calm to 1 foot.
.WEDNESDAY...Northeast wind less than 10 knots with gusts up to
22 knots. Cloudy. Showers likely and a slight chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Waves building to 1 to 2 feet.
.WEDNESDAY NIGHT...Northeast wind less than 10 knots backing
north after midnight. Gusts up to 17 knots. Showers likely and a
slight chance of thunderstorms in the evening, then showers
likely after midnight. Waves calm to 1 foot.

$$

LSZ247-152000-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind less than 10 knots. Mostly
cloudy with a slight chance of showers and thunderstorms. Haze
and areas of smoke. Waves calm to 1 foot.
.TODAY...Southwest wind less than 10 knots veering northwest
late. Gusts up to 20 knots. Cloudy. Haze through mid morning. A
chance of showers and thunderstorms through early afternoon, then
showers and thunderstorms likely late. Waves calm to 1 foot.
.TONIGHT...Northwest wind less than 10 knots veering northeast
5 to 15 knots by midnight. Showers likely and a chance of
thunderstorms through late evening, then a chance of showers and
a slight chance of thunderstorms by midnight. Waves building to
1 to 2 feet.
.WEDNESDAY...Northeast wind 10 to 15 knots with gusts up to
22 knots. Cloudy. Showers likely and a slight chance of
thunderstorms in the morning, then a chance of showers and a
slight chance of thunderstorms in the afternoon. Waves 1 to
2 feet.
.WEDNESDAY NIGHT...Northeast wind less than 10 knots backing
north after midnight. Gusts up to 17 knots. Showers likely and a
slight chance of thunderstorms in the evening, then showers
likely after midnight. Waves 1 to 2 feet.

$$

LSZ248-152000-
Huron Islands to Marquette MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind less than 10 knots. Mostly
cloudy. Haze and areas of smoke. Waves calm to 1 foot.
.TODAY...South wind less than 10 knots veering southwest 10 to
15 knots by late morning, then veering north less than 10 knots
late. Mostly cloudy. Haze through mid morning. A chance of
showers in the morning. A chance of thunderstorms through the
day. Showers likely in the afternoon. Waves calm to 1 foot.
.TONIGHT...Southwest wind less than 10 knots veering northwest by
midnight, then veering north late. Gusts up to 19 knots. A chance
of thunderstorms in the evening. Showers likely through the
night. A slight chance of thunderstorms after midnight. Waves
building to 1 to 2 feet.
.WEDNESDAY...North wind less than 10 knots with gusts up to
21 knots. Showers likely and a slight chance of thunderstorms.
Waves building to 2 to 3 feet.
.WEDNESDAY NIGHT...North wind less than 10 knots with gusts up to
17 knots. Showers likely and a slight chance of thunderstorms.
Waves subsiding to 1 to 2 feet.

$$

LSZ249-152000-
Marquette to Munising MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...South wind less than 10 knots. Mostly
cloudy. Haze. Waves calm to 1 foot.
.TODAY...South wind 10 to 15 knots veering southwest late. Mostly
cloudy. Haze through mid morning. A slight chance of showers and
thunderstorms by late morning. A chance of showers and
thunderstorms late. Waves building to 1 to 2 feet.
.TONIGHT...North wind less than 10 knots backing west by
midnight, then veering northwest late. Cloudy. Showers likely and
a chance of thunderstorms through late evening, then a chance of
showers and a slight chance of thunderstorms by midnight. Waves
calm to 1 foot.
.WEDNESDAY...North wind 5 to 15 knots. Showers likely and a
slight chance of thunderstorms. Waves building to 2 to 3 feet.
.WEDNESDAY NIGHT...North wind 10 to 15 knots. Showers likely and
a slight chance of thunderstorms. Waves building to 2 to 4 feet.

$$

LSZ250-152000-
Munising to Grand Marais MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind less than 10 knots. Mostly
cloudy. Haze. Waves calm to 1 foot.
.TODAY...South wind 10 to 15 knots veering southwest by late
morning. Mostly cloudy. A slight chance of showers and
thunderstorms by late morning. A chance of showers and
thunderstorms late. Waves building to 1 to 2 feet.
.TONIGHT...West wind less than 10 knots veering north late.
Cloudy. A chance of showers and thunderstorms through late
evening, then a chance of showers and a slight chance of
thunderstorms by midnight. Waves calm to 1 foot.
.WEDNESDAY...North wind 10 to 15 knots. Showers likely and a
slight chance of thunderstorms. Waves building to 2 to 4 feet.
.WEDNESDAY NIGHT...North wind 10 to 20 knots. Showers likely and
a slight chance of thunderstorms. Waves 2 to 4 feet.

$$

LSZ251-152000-
Grand Marais to Whitefish Point MI-
503 AM EDT Tue Jul 15 2025

.EARLY THIS MORNING...Southeast wind less than 10 knots. Mostly
cloudy. Haze. Waves calm to 1 foot.
.TODAY...South wind 10 to 15 knots veering southwest by late
morning. Partly cloudy. Haze through mid morning. A slight chance
of showers and thunderstorms by late morning. Waves building to
1 to 2 feet.
.TONIGHT...Southwest wind 5 to 15 knots veering northwest less
than 10 knots late. Mostly cloudy. A chance of showers and
thunderstorms through midnight, then a chance of showers and a
slight chance of thunderstorms late. Waves 1 to 2 feet.
.WEDNESDAY...North wind 10 to 15 knots. Cloudy. A chance of
showers and a slight chance of thunderstorms in the morning, then
showers likely and a slight chance of thunderstorms in the
afternoon. Waves building to 2 to 3 feet.
.WEDNESDAY NIGHT...North wind 10 to 20 knots. Showers likely and
a slight chance of thunderstorms. Waves building to 2 to 4 feet.

$$

WFO MQT