Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 302102
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
502 PM EDT Sat Aug 30 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.

LMZ221-310800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...South wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...South wind less than 10 knots veering southwest by
midnight. Clear. Waves calm to 1 foot.
.SUNDAY...Southwest wind less than 10 knots backing south late.
Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Southwest wind less than 10 knots backing south in the
afternoon. Sunny. Waves calm to 1 foot.

$$

LMZ248-250-310800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...Southwest wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Southwest wind less than 10 knots. Clear. Waves calm
to 1 foot.
.SUNDAY...Southwest wind less than 10 knots. Sunny. Waves calm to
1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Southwest wind less than 10 knots. Sunny. Waves calm to
1 foot.

$$

LSZ240-241-310800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
502 PM EDT Sat Aug 30 2025 /402 PM CDT Sat Aug 30 2025/

.LATE THIS AFTERNOON...Southwest wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Southwest wind less than 10 knots. Mostly clear. Waves
calm to 1 foot.
.SUNDAY...Southwest wind less than 10 knots veering west by late
morning, then veering north late. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Sunny. Waves calm to
1 foot.

$$

LSZ242-243-310800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...Southwest wind less than 10 knots. Sunny.
Waves 1 to 2 feet.
.TONIGHT...South wind less than 10 knots. Clear. Waves 1 to
2 feet.
.SUNDAY...Southwest wind less than 10 knots. Sunny. Waves calm to
1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots becoming south
less than 10 knots after midnight. Clear. Waves calm to 1 foot.
.MONDAY...Southwest wind less than 10 knots. Sunny. Waves calm to
1 foot.

$$

LSZ244-245-310800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...South wind less than 10 knots with gusts
up to 17 knots. Sunny. Waves 1 to 2 feet.
.TONIGHT...South wind less than 10 knots veering southwest late.
Clear. Waves 1 to 2 feet.
.SUNDAY...Southwest wind less than 10 knots backing southeast
late. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Southwest wind less than 10 knots. Sunny. Waves calm to
1 foot.

$$

LSZ246-310800-
Point Isabelle to Lower Entrance of Portage Canal MI-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Variable wind less than 10 knots becoming southwest
less than 10 knots late. Clear. Waves calm to 1 foot.
.SUNDAY...Southwest wind less than 10 knots through mid morning
becoming variable. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Gusts up to 13 knots.
Sunny. Waves calm to 1 foot.

$$

LSZ247-310800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Southeast wind less than 10 knots veering southwest by
midnight. Clear. Waves calm to 1 foot.
.SUNDAY...Southwest wind less than 10 knots backing east late.
Sunny. Isolated showers late. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Gusts up to 12 knots.
Sunny. Isolated showers and thunderstorms in the afternoon. Waves
calm to 1 foot.

$$

LSZ248-310800-
Huron Islands to Marquette MI-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Sunny. Waves
calm to 1 foot.
.TONIGHT...Southeast wind less than 10 knots veering southwest
late. Clear. Waves calm to 1 foot.
.SUNDAY...South wind less than 10 knots backing east by late
morning. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Sunny. Isolated
showers and thunderstorms in the afternoon. Waves calm to 1 foot.

$$

LSZ249-310800-
Marquette to Munising MI-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Sunny. Waves
calm to 1 foot.
.TONIGHT...Southeast wind less than 10 knots veering south by
midnight. Clear. Waves calm to 1 foot.
.SUNDAY...South wind less than 10 knots backing east by late
morning. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot.
.MONDAY...Variable wind less than 10 knots. Sunny. Waves calm to
1 foot.

$$

LSZ250-310800-
Munising to Grand Marais MI-
502 PM EDT Sat Aug 30 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 by
midnight. Clear. Waves calm to 1 foot.
.SUNDAY...South wind less than 10 knots backing east by late
morning. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Southeast wind less than 10 knots veering south
after midnight. Clear. Waves calm to 1 foot.
.MONDAY...South wind less than 10 knots in the morning becoming
variable. Sunny. Waves calm to 1 foot.

$$

LSZ251-310800-
Grand Marais to Whitefish Point MI-
502 PM EDT Sat Aug 30 2025

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Variable wind less than 10 knots. Mostly clear. Waves
calm to 1 foot.
.SUNDAY...Variable wind less than 10 knots becoming east less
than 10 knots by late morning. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots becoming south
less than 10 knots after midnight. Clear. Waves calm to 1 foot.
.MONDAY...South wind less than 10 knots in the morning becoming
variable. Sunny. Waves calm to 1 foot.

$$

WFO MQT