991
FZUS53 KMQT 012102
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
501 PM EDT Mon Sep 1 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.

LMZ221-020800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
501 PM EDT Mon Sep 1 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 late.
Clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots backing south 5 to
15 knots by late morning. Sunny. Waves building to 1 to 2 feet.
.TUESDAY NIGHT...Southwest wind 10 to 20 knots. Mostly clear in
the evening, then mostly cloudy with a chance of showers and
thunderstorms after midnight. Waves building to 2 to 3 feet.
.WEDNESDAY...Southwest wind 15 to 20 knots veering northwest
10 to 15 knots in the afternoon. Showers and a chance of
thunderstorms. Waves building to 2 to 4 feet, then subsiding to
1 to 2 feet.

$$

LMZ248-250-020800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
501 PM EDT Mon Sep 1 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 late.
Clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots backing south 5 to
15 knots by late morning. Sunny. Waves building to 1 to 2 feet.
.TUESDAY NIGHT...Southwest wind 10 to 20 knots. Mostly clear in
the evening, then mostly cloudy with a chance of showers and
thunderstorms after midnight. Waves building to 2 to 4 feet.
.WEDNESDAY...Southwest wind 15 to 20 knots veering west 10 to
15 knots in the afternoon. Showers and a chance of thunderstorms.
Waves subsiding to 2 to 3 feet.

$$

LSZ240-241-020800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
501 PM EDT Mon Sep 1 2025 /401 PM CDT Mon Sep 1 2025/

.LATE THIS AFTERNOON...Variable 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.
.TUESDAY...Southwest wind less than 10 knots. Mostly sunny
through early afternoon then becoming mostly cloudy. A slight
chance of showers through mid morning, then a chance of showers
and a slight chance of thunderstorms by late morning. Showers
likely and a chance of thunderstorms late. Waves calm to 1 foot.
.TUESDAY NIGHT...Southwest wind 10 to 15 knots veering west 10 to
20 knots after midnight. Showers and a chance of thunderstorms in
the evening, then showers likely and a slight chance of
thunderstorms after midnight. Waves building to 2 to 4 feet.
.WEDNESDAY...Northwest wind 15 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.

$$

LSZ242-243-020800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Southeast wind less than 10 knots veering southwest
10 to 15 knots late. Clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots veering west by late
morning, then backing southwest late. Mostly sunny. A slight
chance of showers by late morning. Showers likely and a slight
chance of thunderstorms late. Waves building to 1 to 2 feet.
.TUESDAY NIGHT...Southwest wind 5 to 15 knots veering west 10 to
20 knots after midnight. Showers and a chance of thunderstorms in
the evening, then showers and a slight chance of thunderstorms
after midnight. Waves building to 2 to 4 feet.
.WEDNESDAY...Northwest wind 15 to 20 knots. Cloudy. Showers
likely and a slight chance of thunderstorms in the morning, then
a chance of showers in the afternoon. Waves building to 3 to
6 feet occasionally to 8 feet.

$$

LSZ244-245-020800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...South wind less than 10 knots. Sunny.
Waves calm to 1 foot.
.TONIGHT...Southeast wind less than 10 knots veering southwest
10 to 15 knots late. Clear. Waves building to 1 to 2 feet.
.TUESDAY...Southwest wind 5 to 15 knots backing south less than
10 knots late. Mostly sunny. A chance of showers late. Waves 1 to
2 feet.
.TUESDAY NIGHT...Southwest wind 5 to 15 knots becoming 10 to
15 knots after midnight. Cloudy. A chance of showers and
thunderstorms in the evening, then showers and a chance of
thunderstorms after midnight. Waves building to 2 to 4 feet.
.WEDNESDAY...Northwest wind 15 to 20 knots with gusts up to
27 knots. Cloudy. Showers likely in the morning, then a chance of
showers in the afternoon. Waves building to 3 to 6 feet
occasionally to 8 feet.

$$

LSZ246-020800-
Point Isabelle to Lower Entrance of Portage Canal MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...Southeast wind less than 10 knots. Sunny
with a slight chance of showers. Waves calm to 1 foot.
.TONIGHT...East wind less than 10 knots veering southwest by
midnight. Mostly clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots backing south by
late morning. Mostly sunny. A slight chance of showers by late
morning. A chance of showers and a slight chance of thunderstorms
late. Waves calm to 1 foot.
.TUESDAY NIGHT...Southwest wind less than 10 knots increasing to
10 to 15 knots after midnight. Cloudy. A chance of showers and
thunderstorms in the evening, then showers and a chance of
thunderstorms after midnight. Waves calm to 1 foot.
.WEDNESDAY...Northwest wind 10 to 15 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.

$$

LSZ247-020800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Mostly sunny
with a slight chance of showers. Waves calm to 1 foot.
.TONIGHT...East wind less than 10 knots veering southwest by
midnight. Mostly clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots backing south late.
Sunny through early afternoon then becoming partly cloudy. A
slight chance of showers by late morning. A chance of showers and
a slight chance of thunderstorms late. Waves calm to 1 foot.
.TUESDAY NIGHT...Southwest wind less than 10 knots increasing to
10 to 15 knots after midnight. Cloudy. A chance of showers and
thunderstorms in the evening, then showers and a chance of
thunderstorms after midnight. Waves building to 1 to 2 feet.
.WEDNESDAY...Northwest wind 10 to 20 knots. Cloudy. Showers
likely and a slight chance of thunderstorms in the morning, then
a chance of showers in the afternoon. Waves building to 2 to
3 feet.

$$

LSZ248-020800-
Huron Islands to Marquette MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...Southeast wind less than 10 knots. Mostly
sunny with a slight chance of showers. Waves calm to 1 foot.
.TONIGHT...South wind less than 10 knots veering southwest late.
Mostly clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots backing south by
late morning. Mostly sunny. A slight chance of showers by late
morning. Waves calm to 1 foot.
.TUESDAY NIGHT...Southwest wind less than 10 knots with gusts up
to 19 knots. Mostly cloudy. A slight chance of showers and
thunderstorms in the evening, then showers likely and a chance of
thunderstorms after midnight. Waves building to 1 to 2 feet.
.WEDNESDAY...Northwest wind 10 to 20 knots. Cloudy. Showers
likely and a slight chance of thunderstorms in the morning, then
a chance of showers in the afternoon. Waves building to 3 to
5 feet occasionally to 7 feet.

$$

LSZ249-020800-
Marquette to Munising MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Mostly
sunny. Waves calm to 1 foot.
.TONIGHT...South wind less than 10 knots veering southwest late.
Clear. Waves calm to 1 foot.
.TUESDAY...South wind less than 10 knots increasing to 10 to
15 knots late. Sunny. Waves calm to 1 foot.
.TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy in the
evening, then cloudy with showers likely and a chance of
thunderstorms after midnight. Waves building to 1 to 2 feet.
.WEDNESDAY...West wind 10 to 15 knots veering northwest 15 to
20 knots in the afternoon. Showers and a chance of thunderstorms
in the morning, then showers likely and a slight chance of
thunderstorms in the afternoon. Waves building to 3 to 6 feet
occasionally to 8 feet.

$$

LSZ250-020800-
Munising to Grand Marais MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...East wind less than 10 knots. Mostly sunny
with a slight chance of showers. Waves calm to 1 foot.
.TONIGHT...South wind 5 to 15 knots. Clear. Waves calm to 1 foot.
.TUESDAY...Southwest wind less than 10 knots backing south 5 to
15 knots late. Sunny. Waves calm to 1 foot.
.TUESDAY NIGHT...South wind 10 to 15 knots. Mostly clear in the
evening, then mostly cloudy with a chance of showers and
thunderstorms after midnight. Waves building to 1 to 2 feet.
.WEDNESDAY...West wind 10 to 15 knots veering northwest 15 to
20 knots in the afternoon. Showers and a chance of thunderstorms
in the morning, then showers likely and a slight chance of
thunderstorms in the afternoon. Waves building to 3 to 6 feet
occasionally to 8 feet.

$$

LSZ251-020800-
Grand Marais to Whitefish Point MI-
501 PM EDT Mon Sep 1 2025

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Mostly
sunny with a slight chance of showers. Waves calm to 1 foot.
.TONIGHT...South wind less than 10 knots. Clear. Waves calm to
1 foot.
.TUESDAY...South wind less than 10 knots veering southwest by
late morning, then backing south late. Mostly sunny. A slight
chance of showers by late morning. Waves calm to 1 foot.
.TUESDAY NIGHT...South wind 10 to 15 knots. Mostly clear in the
evening, then mostly cloudy with a chance of showers and a slight
chance of thunderstorms after midnight. Waves building to 1 to
2 feet.
.WEDNESDAY...Southwest wind 10 to 15 knots veering west 15 to
20 knots in the afternoon. Showers and a chance of thunderstorms.
Waves building to 3 to 6 feet occasionally to 8 feet.

$$

WFO MQT