View the latest observations near Atlantic Tropical Storm Jerry, East Pacific Tropical Storm Priscilla and East Pacific Tropical Storm Octave.
National Weather Service Marine Forecast FZUS53 KMQT
FZUS53 KMQT 082103
NSHMQT
Nearshore Marine Forecast
National Weather Service Marquette MI
503 PM EDT Wed Oct 8 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.
LMZ221-090800
Green Bay North of line from Cedar River MI to Rock Island
Passage
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
TONIGHT
Variable wind less than 10 knots becoming south less
than 10 knots late. Mostly clear. Waves calm to 1 foot.
THURSDAY
South wind 5 to 15 knots. Mostly sunny. Waves
building to 1 to 2 feet.
THURSDAY NIGHT
Southwest wind 15 to 20 knots. Mostly clear in
the evening, then mostly cloudy with a slight chance of showers
after midnight. Waves building to 2 to 3 feet.
FRIDAY
Southwest wind 15 to 20 knots. Showers likely. Waves
2 to 3 feet.
LMZ248-250-090800
Seul Choix Point to Point Detour MI
5NM East of a line from Fairport MI to Rock Island Passage
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
North wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
TONIGHT
Variable wind less than 10 knots becoming southeast
less than 10 knots late. Mostly clear. Waves calm to 1 foot.
THURSDAY
South wind 5 to 15 knots. Mostly sunny. Waves
building to 1 to 2 feet.
THURSDAY NIGHT
Southwest wind 15 to 20 knots. Mostly clear in
the evening, then mostly cloudy with a slight chance of showers
after midnight. Waves building to 3 to 5 feet occasionally to
7 feet.
FRIDAY
Southwest wind 15 to 20 knots. Showers likely. Waves
building to 3 to 6 feet occasionally to 8 feet, then subsiding to
3 to 5 feet occasionally to 7 feet.
LSZ240-241-090800
Saxon Harbor WI to Black River MI
Black River to Ontonagon MI
503 PM EDT Wed Oct 8 2025 /403 PM CDT Wed Oct 8 2025/
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
TONIGHT
Southeast wind less than 10 knots veering south late.
Clear. Waves calm to 1 foot.
THURSDAY
South wind 10 to 15 knots. Sunny. Waves building to
1 to 2 feet.
THURSDAY NIGHT
South wind 10 to 20 knots. Cloudy with a chance
of showers. Waves calm to 1 foot.
FRIDAY
West wind 10 to 15 knots veering northwest in the
afternoon. Gusts up to 22 knots. Mostly cloudy with a chance of
showers. Waves 1 to 2 feet.
LSZ242-243-090800
Ontonagon to Upper Entrance of Portage Canal MI
Upper Entrance of Portage Canal to Eagle River MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
West wind less than 10 knots. Sunny. Waves
calm to 1 foot.
TONIGHT
Southeast wind less than 10 knots veering south 10 to
15 knots late. Clear. Waves building to 1 to 2 feet.
THURSDAY
South wind 10 to 15 knots with gusts up to 22 knots.
Sunny. Waves 1 to 2 feet.
THURSDAY NIGHT
South wind 10 to 20 knots. Partly cloudy with a
slight chance of showers in the evening, then cloudy with a
chance of showers after midnight. Waves building to 2 to 4 feet.
FRIDAY
Southwest wind 15 to 20 knots veering northwest in the
afternoon. Mostly cloudy with a chance of showers. Waves
subsiding to 1 to 2 feet.
LSZ244-245-090800
Eagle River to Manitou Island MI
Manitou Island to Point Isabelle MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Northwest wind less than 10 knots. Sunny.
Waves calm to 1 foot.
TONIGHT
Variable wind less than 10 knots becoming south 5 to
15 knots by midnight. Clear. Waves building to 1 to 2 feet.
THURSDAY
Southwest wind 10 to 15 knots backing south late.
Sunny. Waves 1 to 2 feet.
THURSDAY NIGHT
South wind 10 to 20 knots. Partly cloudy with a
slight chance of showers in the evening, then cloudy with a
chance of showers after midnight. Waves building to 2 to 4 feet.
FRIDAY
Southwest wind 15 to 20 knots veering west 10 to
20 knots in the afternoon. Cloudy. Showers likely in the morning,
then a chance of showers in the afternoon. Waves subsiding to
1 to 2 feet.
LSZ246-090800
Point Isabelle to Lower Entrance of Portage Canal MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
TONIGHT
Variable wind less than 10 knots becoming south less
than 10 knots by midnight, then veering southwest 5 to 15 knots
late. Clear. Waves building to 1 to 2 feet.
THURSDAY
Southwest wind 10 to 15 knots backing south less than
10 knots late. Sunny. Waves 1 to 2 feet.
THURSDAY NIGHT
Southwest wind 10 to 15 knots with gusts up to
25 knots. Partly cloudy in the evening, then cloudy with a chance
of showers after midnight. Waves building to 1 to 2 feet.
FRIDAY
Southwest wind 10 to 15 knots veering west in the
afternoon. Gusts up to 24 knots. Cloudy. Showers likely in the
morning, then a chance of showers in the afternoon. Waves 1 to
2 feet.
LSZ247-090800
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
TONIGHT
East wind less than 10 knots veering south 5 to
15 knots late. Clear. Waves calm to 1 foot.
THURSDAY
Southwest wind 5 to 15 knots. Sunny. Waves calm to
1 foot.
THURSDAY NIGHT
Southwest wind 10 to 15 knots with gusts up to
25 knots. Mostly clear with a slight chance of showers in the
evening, then cloudy with a chance of showers after midnight.
Waves building to 1 to 2 feet.
FRIDAY
Southwest wind 10 to 15 knots veering west in the
afternoon. Gusts up to 23 knots. Mostly cloudy. Showers likely in
the morning, then a chance of showers in the afternoon. Waves
1 to 2 feet.
LSZ248-090800
Huron Islands to Marquette MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny.
Waves 1 to 2 feet.
TONIGHT
Southeast wind less than 10 knots veering south by
midnight. Clear. Waves calm to 1 foot.
THURSDAY
South wind 5 to 15 knots. Sunny. Waves calm to
1 foot.
THURSDAY NIGHT
South wind 10 to 15 knots with gusts up to
23 knots. Mostly clear in the evening, then cloudy with a chance
of showers after midnight. Waves building to 1 to 2 feet.
FRIDAY
Southwest wind 10 to 15 knots veering west in the
afternoon. Gusts up to 22 knots. Showers likely. Waves calm to
1 foot.
LSZ249-090800
Marquette to Munising MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny.
Waves 1 to 2 feet.
TONIGHT
Variable wind less than 10 knots becoming south less
than 10 knots by midnight. Clear. Waves calm to 1 foot.
THURSDAY
South wind 5 to 15 knots. Sunny. Waves building to
1 to 2 feet.
THURSDAY NIGHT
South wind 10 to 20 knots. Mostly clear in the
evening, then mostly cloudy with a chance of showers after
midnight. Waves 1 to 2 feet.
FRIDAY
Southwest wind 15 to 20 knots diminishing to 10 to
15 knots in the afternoon. Showers likely. Waves 1 to 2 feet.
LSZ250-090800
Munising to Grand Marais MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Variable wind less than 10 knots. Sunny
with isolated showers. Waves 1 to 2 feet.
TONIGHT
Variable wind less than 10 knots becoming south less
than 10 knots by midnight. Clear. Waves calm to 1 foot.
THURSDAY
South wind 10 to 15 knots with gusts up to 22 knots.
Sunny. Waves building to 1 to 2 feet.
THURSDAY NIGHT
South wind 15 to 20 knots. Clear in the
evening, then mostly cloudy with a chance of showers after
midnight. Waves building to 2 to 3 feet, then subsiding to 1 to
2 feet.
FRIDAY
South wind 15 to 20 knots veering southwest in the
afternoon. Showers likely. Waves 2 to 3 feet.
LSZ251-090800
Grand Marais to Whitefish Point MI
503 PM EDT Wed Oct 8 2025
LATE THIS AFTERNOON
Northwest wind less than 10 knots. Sunny.
Waves calm to 1 foot.
TONIGHT
North wind less than 10 knots veering south by
midnight. Clear. Waves calm to 1 foot.
THURSDAY
South wind 5 to 15 knots. Sunny. Waves building to
1 to 2 feet.
THURSDAY NIGHT
South wind 15 to 20 knots. Mostly clear. A
chance of showers after midnight. Waves building to 2 to 3 feet.
FRIDAY
South wind 15 to 20 knots. Showers likely. Waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet.
WFO MQT