480
AXUS43 KMQT 040801
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
401 AM EDT Sat Oct 4 2025

LSZ162-042000-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
401 AM EDT Sat Oct 4 2025 /301 AM CDT Sat Oct 4 2025/

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY
NIGHT...

.EARLY THIS MORNING...East winds 5 to 15 knots. Patchy dense fog.
Waves calm to 2 feet.
.TODAY...South winds 10 to 20 knots backing east in the
afternoon, then becoming south 15 to 25 knots late. Patchy dense
fog through early afternoon. Waves building to 1 to 3 feet.
.TONIGHT...South winds 15 to 25 knots increasing to 20 to
30 knots late. Waves building to 3 to 5 feet occasionally to
7 feet.
.SUNDAY...South winds 20 to 30 knots increasing to gales to
35 knots in the afternoon, then veering southwest late. A slight
chance of showers and thunderstorms by mid afternoon. Waves
building to 5 to 8 feet occasionally to 10 feet.
.SUNDAY NIGHT...West gales to 35 knots becoming northwest 15 to
25 knots after midnight. A slight chance of showers and
thunderstorms through midnight. Waves subsiding to 1 to 3 feet.
$$

LSZ263-042000-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
401 AM EDT Sat Oct 4 2025

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY
NIGHT...

.EARLY THIS MORNING...South winds 10 to 20 knots. Patchy dense
fog. Waves calm to 2 feet.
.TODAY...South winds 10 to 20 knots increasing to 15 to 25 knots
in the afternoon. Patchy dense fog through early afternoon. Waves
building to 2 to 4 feet, then subsiding to 1 to 3 feet.
.TONIGHT...South winds 15 to 25 knots increasing to 20 to
30 knots late. Waves building to 3 to 6 feet occasionally to
8 feet.
.SUNDAY...South winds 20 to 30 knots increasing to gales to
40 knots in the afternoon. A slight chance of showers and
thunderstorms by mid afternoon. Waves building to 5 to 8 feet
occasionally to 10 feet.
.SUNDAY NIGHT...Southwest gales to 40 knots becoming west 20 to
30 knots after midnight. A chance of showers and a slight chance
of thunderstorms through midnight. Waves subsiding to 3 to 5 feet
occasionally to 7 feet.
$$

LSZ264-042000-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
401 AM EDT Sat Oct 4 2025

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY
NIGHT...

.EARLY THIS MORNING...South winds 10 to 20 knots. Patchy dense
fog. Waves 1 to 3 feet.
.TODAY...South winds 10 to 20 knots increasing to 15 to 25 knots
in the afternoon. Patchy dense fog through early afternoon. Waves
building to 2 to 4 feet.
.TONIGHT...South winds 15 to 25 knots increasing to 20 to
30 knots late. Waves building to 3 to 6 feet occasionally to
8 feet.
.SUNDAY...South winds 20 to 30 knots increasing to gales to
35 knots late. A slight chance of showers by mid afternoon. Waves
building to 5 to 8 feet occasionally to 10 feet.
.SUNDAY NIGHT...Southwest gales to 35 knots becoming west 20 to
30 knots after midnight. A chance of showers and a slight chance
of thunderstorms through midnight. Waves subsiding to 4 to 7 feet
occasionally to 9 feet.
$$

LSZ265-042000-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
401 AM EDT Sat Oct 4 2025

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY
NIGHT...

.EARLY THIS MORNING...South winds 10 to 20 knots. Patchy fog.
Waves calm to 2 feet.
.TODAY...South winds 15 to 25 knots. Waves building to 1 to
3 feet.
.TONIGHT...South winds 20 to 30 knots diminishing to 15 to
25 knots after midnight. Waves building to 2 to 4 feet, then
subsiding to 1 to 3 feet.
.SUNDAY...South winds 20 to 30 knots increasing to gales to
35 knots in the afternoon. Waves building to 3 to 5 feet
occasionally to 7 feet.
.SUNDAY NIGHT...South gales to 35 knots becoming west 20 to
30 knots after midnight. A slight chance of thunderstorms through
midnight. A chance of showers. Waves subsiding to 2 to 4 feet.
$$

LSZ266-042000-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
401 AM EDT Sat Oct 4 2025

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY
NIGHT...

.EARLY THIS MORNING...South winds 10 to 20 knots. Patchy fog.
Waves 1 to 3 feet.
.TODAY...South winds 15 to 25 knots increasing to 20 to 30 knots
late. Patchy fog through early afternoon. Waves building to 3 to
5 feet occasionally to 7 feet.
.TONIGHT...South winds 20 to 30 knots diminishing to 15 to
25 knots after midnight. Waves building to 3 to 6 feet
occasionally to 8 feet.
.SUNDAY...South winds 20 to 30 knots increasing to gales to
35 knots late. Waves building to 6 to 9 feet occasionally to
11 feet.
.SUNDAY NIGHT...South gales to 40 knots becoming west 20 to
30 knots after midnight. A chance of showers and a slight chance
of thunderstorms. Waves building to 7 to 10 feet occasionally to
13 feet, then subsiding to 4 to 7 feet occasionally to 9 feet.
$$

LSZ267-042000-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
401 AM EDT Sat Oct 4 2025

.EARLY THIS MORNING...Southeast winds 10 to 20 knots. Waves calm
to 2 feet.
.TODAY...South winds 10 to 20 knots increasing to 15 to 25 knots
in the afternoon. Waves building to 2 to 4 feet.
.TONIGHT...South winds 20 to 30 knots diminishing to 15 to
25 knots after midnight. Waves building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 2 to 4 feet.
.SUNDAY...South winds 15 to 25 knots increasing to 30 knots with
a few gale force gusts to 35 knots possible. Waves building to
5 to 8 feet occasionally to 10 feet.
.SUNDAY NIGHT...South gales to 35 knots becoming west 20 to
30 knots after midnight. A chance of showers through midnight. A
slight chance of thunderstorms. Showers after midnight. Waves
subsiding to 3 to 6 feet occasionally to 8 feet.
$$