117
AXUS43 KMQT 220910
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
409 AM EST Sat Nov 22 2025

LSZ162-222100-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
409 AM EST Sat Nov 22 2025 /309 AM CST Sat Nov 22 2025/

.EARLY THIS MORNING...South winds 5 to 15 knots. Waves calm to
2 feet.
.TODAY...South winds 10 to 20 knots becoming southwest 15 to
25 knots by late morning, then veering west by mid afternoon. A
slight chance of snow showers in the morning. A slight chance of
rain showers. Waves building to 3 to 5 feet occasionally to
7 feet.
.TONIGHT...West winds 20 to 30 knots diminishing to 15 to
25 knots by midnight. Waves subsiding to 2 to 4 feet, then
building to 3 to 5 feet occasionally to 7 feet.
.SUNDAY...West winds 10 to 20 knots backing southwest by mid
afternoon. Waves subsiding to calm to 2 feet.
.SUNDAY NIGHT...Southwest winds 5 to 15 knots. Waves calm to
2 feet.
$$

LSZ263-222100-
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-
409 AM EST Sat Nov 22 2025

.EARLY THIS MORNING...South winds 5 to 15 knots. Waves calm to
2 feet.
.TODAY...South winds 5 to 15 knots increasing to 10 to 20 knots
by late morning, then becoming west 15 to 25 knots by mid
afternoon. A chance of snow showers in the morning. A chance of
rain showers. Snow showers likely in the afternoon. Waves
building to 3 to 5 feet occasionally to 7 feet.
.TONIGHT...West winds 15 to 25 knots veering northwest by
midnight. Waves building to 4 to 7 feet occasionally to 9 feet,
then subsiding to 3 to 6 feet occasionally to 8 feet.
.SUNDAY...West winds 15 to 25 knots diminishing to 10 to 20 knots
by mid afternoon. Waves subsiding to 1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 5 to 15 knots. Waves subsiding to
calm to 2 feet.
$$

LSZ264-222100-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
409 AM EST Sat Nov 22 2025

.EARLY THIS MORNING...West winds 5 to 15 knots. Waves calm to
2 feet.
.TODAY...South winds 5 to 15 knots increasing to 10 to 20 knots
by late morning, then becoming southwest 15 to 25 knots by mid
afternoon. A chance of snow showers in the morning. A chance of
rain showers. Snow showers likely in the afternoon. Waves
building to 2 to 4 feet.
.TONIGHT...West winds 15 to 25 knots becoming northwest 20 to
30 knots by midnight. A chance of rain showers in the evening.
Waves building to 5 to 8 feet occasionally to 10 feet.
.SUNDAY...Northwest winds 20 to 30 knots becoming west 15 to
25 knots by late morning, then diminishing to 10 to 20 knots by
mid afternoon. Waves subsiding to 2 to 4 feet.
.SUNDAY NIGHT...Southwest winds 5 to 15 knots. Waves subsiding to
calm to 2 feet.
$$

LSZ265-222100-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
409 AM EST Sat Nov 22 2025

.EARLY THIS MORNING...West winds 10 to 20 knots. Waves calm to
2 feet.
.TODAY...South winds 10 to 20 knots increasing to 20 to 30 knots.
A chance of rain showers, possibly mixed with snow. Waves
building to 2 to 4 feet.
.TONIGHT...West winds 20 to 30 knots increasing to 30 knots with
a few gale force gusts to 35 knots possible by midnight, then
veering northwest late. A slight chance of rain showers in the
evening. Waves subsiding to 1 to 3 feet, then building to 5 to
8 feet occasionally to 10 feet.
.SUNDAY...Northwest winds to 30 knots with a few gale force gusts
to 35 knots possible becoming west 20 to 30 knots by late
morning, then diminishing to 15 to 25 knots by mid afternoon.
Waves subsiding to calm to 2 feet.
.SUNDAY NIGHT...Southwest winds 10 to 20 knots. Waves calm to
2 feet.
$$

LSZ266-222100-
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-
409 AM EST Sat Nov 22 2025

.EARLY THIS MORNING...West winds 5 to 15 knots. Waves 1 to
3 feet.
.TODAY...Southwest winds 5 to 15 knots becoming south 15 to
25 knots by late morning, then increasing to 20 to 30 knots by
mid afternoon. A chance of snow and rain showers in the morning,
then rain showers, possibly mixed with snow in the afternoon.
Waves subsiding to calm to 2 feet, then building to 3 to 5 feet
occasionally to 7 feet.
.TONIGHT...Southwest winds 20 to 30 knots becoming northwest to
30 knots with a few gale force gusts to 35 knots possible by
midnight. A chance of rain showers. Waves building to 8 to
11 feet occasionally to 14 feet.
.SUNDAY...Northwest winds to 30 knots with a few gale force gusts
to 35 knots possible diminishing to 20 to 30 knots by late
morning, then becoming west 15 to 25 knots by mid afternoon. A
slight chance of rain showers in the morning. Waves subsiding to
3 to 6 feet occasionally to 8 feet.
.SUNDAY NIGHT...Southwest winds 10 to 20 knots. Waves subsiding
to 1 to 3 feet.
$$

LSZ267-222100-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
409 AM EST Sat Nov 22 2025

.EARLY THIS MORNING...Northwest winds 10 to 20 knots. A slight
chance of snow showers. Waves 1 to 3 feet.
.TODAY...West winds 10 to 20 knots backing southwest by late
morning, then becoming south 15 to 25 knots by mid afternoon.
Rain showers, possibly mixed with snow in the afternoon. Waves
subsiding to calm to 2 feet, then building to 2 to 4 feet.
.TONIGHT...Southwest winds 20 to 30 knots veering west by
midnight, then becoming northwest to 30 knots with a few gale
force gusts to 35 knots possible late. Rain showers likely in the
evening, then a slight chance of rain showers after midnight.
Waves building to 8 to 11 feet occasionally to 14 feet.
.SUNDAY...Northwest winds to 30 knots with a few gale force gusts
to 35 knots possible diminishing to 20 to 30 knots. A chance of
rain showers in the morning. Waves building to 9 to 12 feet
occasionally to 15 feet, then subsiding to 4 to 7 feet
occasionally to 9 feet.
.SUNDAY NIGHT...West winds 10 to 20 knots backing southwest after
midnight. Waves subsiding to 1 to 3 feet.
$$