National Weather Service Marine Forecast FZUS53 KMQT
FZUS53 KMQT 190301
NSHMQT
Nearshore Marine Forecast
National Weather Service Marquette MI
1101 PM EDT Fri Jul 18 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.
LMZ221-190800
Green Bay North of line from Cedar River MI to Rock Island
Passage
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
South wind less than 10 knots. Mostly cloudy.
A slight chance of showers by midnight, then a chance of showers
and a slight chance of thunderstorms late. Waves calm to 1 foot.
SATURDAY
South wind less than 10 knots backing southeast by
late morning, then backing north late. Mostly cloudy. Showers
likely in the morning. A slight chance of thunderstorms through
the day. A chance of showers in the afternoon. Waves calm to
1 foot.
SATURDAY NIGHT
North wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
North wind less than 10 knots veering southeast in the
afternoon. Sunny. Waves calm to 1 foot.
LMZ248-250-190800
Seul Choix Point to Point Detour MI
5NM East of a line from Fairport MI to Rock Island Passage
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
South wind less than 10 knots. Mostly cloudy.
A chance of showers late. Waves calm to 1 foot.
SATURDAY
South wind less than 10 knots backing southeast by
late morning, then backing north late. Mostly cloudy. Showers
likely in the morning. A slight chance of thunderstorms through
the day. A chance of showers in the afternoon. Patchy fog by late
morning. Waves calm to 1 foot.
SATURDAY NIGHT
North wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
North wind less than 10 knots backing northwest in the
afternoon. Sunny. Waves calm to 1 foot.
LSZ240-241-190800
Saxon Harbor WI to Black River MI
Black River to Ontonagon MI
1101 PM EDT Fri Jul 18 2025 /1001 PM CDT Fri Jul 18 2025/
REST OF TONIGHT
East wind less than 10 knots backing northeast
late. Cloudy with showers likely and a slight chance of
thunderstorms. Patchy fog late. Waves calm to 1 foot.
SATURDAY
Northeast wind less than 10 knots through mid morning
becoming variable. Mostly cloudy through early afternoon then
clearing. A slight chance of showers through mid morning. Patchy
fog through mid morning. Waves calm to 1 foot.
SATURDAY NIGHT
Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots becoming northeast
less than 10 knots in the afternoon. Mostly sunny. Waves calm to
1 foot.
LSZ242-243-190800
Ontonagon to Upper Entrance of Portage Canal MI
Upper Entrance of Portage Canal to Eagle River MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
Variable wind less than 10 knots becoming
northeast less than 10 knots late. Cloudy with scattered showers
and a slight chance of thunderstorms. Patchy fog late. Waves calm
to 1 foot.
SATURDAY
Northeast wind less than 10 knots backing west late.
Partly cloudy. A chance of showers through mid morning. Patchy
fog through mid morning. Waves calm to 1 foot.
SATURDAY NIGHT
Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots. Gusts up to 12 knots.
Mostly sunny. Waves calm to 1 foot.
LSZ244-245-190800
Eagle River to Manitou Island MI
Manitou Island to Point Isabelle MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
Variable wind less than 10 knots. Cloudy. A
chance of showers by midnight, then showers likely late. Patchy
fog late. Waves calm to 1 foot.
SATURDAY
Variable wind less than 10 knots becoming west less
than 10 knots late. Mostly cloudy. A chance of showers through
mid morning. Patchy fog through mid morning. Waves calm to
1 foot.
SATURDAY NIGHT
West wind less than 10 knots. Partly cloudy.
Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.
LSZ246-190800
Point Isabelle to Lower Entrance of Portage Canal MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
Variable wind less than 10 knots. Cloudy with
a chance of showers and a slight chance of thunderstorms. Patchy
fog late. Waves calm to 1 foot.
SATURDAY
Variable wind less than 10 knots. Gusts up to
14 knots. Patchy fog through mid morning. Cloudy with a chance of
showers through mid morning, then partly cloudy with a slight
chance of showers by late morning. Mostly sunny late. Waves calm
to 1 foot.
SATURDAY NIGHT
Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots. Gusts up to 15 knots.
Mostly sunny. Waves calm to 1 foot.
LSZ247-190800
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
Variable wind less than 10 knots. Cloudy.
Scattered showers and a slight chance of thunderstorms by
midnight, then showers likely and a slight chance of
thunderstorms late. Patchy fog late. Waves calm to 1 foot.
SATURDAY
Variable wind less than 10 knots. Gusts up to
15 knots. Mostly cloudy through early afternoon then clearing.
Patchy fog through mid morning. A chance of showers through mid
morning, then a slight chance of showers by late morning. Waves
calm to 1 foot.
SATURDAY NIGHT
Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots. Gusts up to 15 knots.
Mostly sunny. Waves calm to 1 foot.
LSZ248-190800
Huron Islands to Marquette MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
Variable wind less than 10 knots. Cloudy. A
chance of showers and a slight chance of thunderstorms by
midnight, then showers likely and a slight chance of
thunderstorms late. Patchy fog late. Waves calm to 1 foot.
SATURDAY
Variable wind less than 10 knots becoming north less
than 10 knots late. Cloudy through early afternoon then becoming
partly cloudy. A chance of showers and a slight chance of
thunderstorms through mid morning, then a slight chance of
showers by late morning. Patchy fog through early afternoon.
Waves calm to 1 foot.
SATURDAY NIGHT
Variable wind less than 10 knots. Mostly clear.
Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots. Gusts up to 13 knots.
Mostly sunny. Waves calm to 1 foot.
LSZ249-190800
Marquette to Munising MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
Variable wind less than 10 knots. Cloudy. A
chance of showers by midnight, then showers likely and a slight
chance of thunderstorms late. Waves calm to 1 foot.
SATURDAY
Variable wind less than 10 knots becoming north less
than 10 knots late. Mostly cloudy. Showers likely and a slight
chance of thunderstorms through mid morning, then a chance of
showers by late morning. Patchy fog through early afternoon.
Waves calm to 1 foot.
SATURDAY NIGHT
Variable wind less than 10 knots. Partly
cloudy. Waves calm to 1 foot.
SUNDAY
Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.
LSZ250-190800
Munising to Grand Marais MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
South wind less than 10 knots. Cloudy. A
slight chance of showers by midnight, then showers likely late.
Waves calm to 1 foot.
SATURDAY
East wind less than 10 knots backing north late.
Mostly cloudy. Patchy fog through early afternoon. Showers likely
in the morning. A slight chance of thunderstorms through the day.
A chance of showers in the afternoon. Waves calm to 1 foot.
SATURDAY NIGHT
Northwest wind less than 10 knots. Mostly
cloudy in the evening then becoming partly cloudy. Patchy fog in
the evening. Waves calm to 1 foot.
SUNDAY
Northwest wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.
LSZ251-190800
Grand Marais to Whitefish Point MI
1101 PM EDT Fri Jul 18 2025
REST OF TONIGHT
South wind less than 10 knots. Cloudy. A
slight chance of showers by midnight, then a chance of showers
late. Waves calm to 1 foot.
SATURDAY
Southeast wind less than 10 knots backing north late.
Mostly cloudy. Patchy fog through early afternoon. Showers likely
through mid morning. A chance of showers by late morning, then a
slight chance of showers late. Waves calm to 1 foot.
SATURDAY NIGHT
Northwest wind less than 10 knots. Mostly
cloudy. Patchy fog in the evening. Waves calm to 1 foot.
SUNDAY
Northwest wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot.
WFO MQT
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