845
AXUS43 KMQT 180201
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
1001 PM EDT Fri Oct 17 2025

LSZ162-180800-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
1001 PM EDT Fri Oct 17 2025 /901 PM CDT Fri Oct 17 2025/

.REST OF TONIGHT...Southwest winds 15 to 25 knots diminishing to
10 to 20 knots after midnight. Waves 2 to 4 feet subsiding to
1 to 3 feet.
.SATURDAY...Southwest winds 5 to 15 knots becoming west 10 to
20 knots in the afternoon. Waves subsiding to calm to 2 feet.
.SATURDAY NIGHT...Northwest winds 10 to 20 knots increasing to
15 to 25 knots after midnight. A slight chance of showers. Waves
building to 1 to 3 feet.
.SUNDAY...Northwest winds 15 to 25 knots. Waves building to 2 to
4 feet, then subsiding to 1 to 3 feet.
$$

LSZ263-180800-
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-
1001 PM EDT Fri Oct 17 2025

.REST OF TONIGHT...Southwest winds 15 to 25 knots diminishing to
10 to 20 knots late. Waves 2 to 4 feet building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 2 to 4 feet.
.SATURDAY...Southwest winds 5 to 15 knots veering west in the
afternoon. Waves subsiding to calm to 2 feet.
.SATURDAY NIGHT...Northwest winds 5 to 15 knots increasing to
15 to 25 knots. A slight chance of showers. Waves building to
3 to 5 feet occasionally to 7 feet.
.SUNDAY...Northwest winds 20 to 30 knots. A slight chance of
showers through early afternoon. Waves building to 3 to 6 feet
occasionally to 8 feet.
$$

LSZ264-180800-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
1001 PM EDT Fri Oct 17 2025

.REST OF TONIGHT...Southwest winds 15 to 25 knots diminishing to
10 to 20 knots late. Scattered showers by midnight. Waves 3 to
5 feet occasionally to 7 feet subsiding to 2 to 4 feet.
.SATURDAY...West winds 5 to 15 knots. Waves subsiding to calm to
2 feet.
.SATURDAY NIGHT...West winds 5 to 15 knots becoming northwest
10 to 20 knots after midnight, then increasing to 15 to 25 knots
late. A chance of showers. Waves building to 2 to 4 feet.
.SUNDAY...Northwest winds 20 to 30 knots. A slight chance of
showers through early afternoon. Waves building to 4 to 7 feet
occasionally to 9 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet.
$$

LSZ265-180800-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
1001 PM EDT Fri Oct 17 2025

.REST OF TONIGHT...Southwest winds 10 to 20 knots. Isolated
showers by midnight. Waves 2 to 4 feet subsiding to calm to
2 feet.
.SATURDAY...Southwest winds 10 to 20 knots becoming west 5 to
15 knots in the afternoon, then veering northeast late. Waves
calm to 2 feet.
.SATURDAY NIGHT...Northwest winds 5 to 15 knots becoming north
10 to 20 knots after midnight, then becoming northwest 15 to
25 knots late. A chance of showers. Waves building to 2 to
4 feet.
.SUNDAY...Northwest gales to 35 knots. A chance of showers. Waves
building to 4 to 7 feet occasionally to 9 feet.
$$

LSZ266-180800-
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-
1001 PM EDT Fri Oct 17 2025

...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
EVENING...

.REST OF TONIGHT...South winds 15 to 25 knots veering southwest
after midnight, then diminishing to 10 to 20 knots late.
Scattered showers. Waves 4 to 7 feet occasionally to 9 feet
subsiding to 2 to 4 feet.
.SATURDAY...Southwest winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then backing northeast late. A slight
chance of showers by mid afternoon. Waves subsiding to calm to
2 feet.
.SATURDAY NIGHT...Northeast winds 5 to 15 knots becoming north
10 to 20 knots after midnight, then increasing to 15 to 25 knots
late. A chance of showers through midnight, then showers likely
after midnight. Waves building to 2 to 4 feet.
.SUNDAY...North gales to 35 knots backing northwest by mid
afternoon. A chance of showers. Waves building to 8 to 11 feet
occasionally to 14 feet.
$$

LSZ267-180800-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
1001 PM EDT Fri Oct 17 2025

...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
EVENING...

.REST OF TONIGHT...South winds 20 to 30 knots diminishing to
15 to 25 knots after midnight, then becoming southwest 10 to
20 knots late. Numerous showers by midnight, then a chance of
showers after midnight. Waves 3 to 6 feet occasionally to 8 feet
subsiding to 1 to 3 feet.
.SATURDAY...Southwest winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then veering north late. A slight
chance of showers. Waves subsiding to calm to 2 feet.
.SATURDAY NIGHT...East winds 5 to 15 knots backing northeast
after midnight, then becoming north 10 to 20 knots late. A chance
of showers through midnight, then showers likely after midnight.
Waves building to 1 to 3 feet.
.SUNDAY...North winds 20 to 30 knots becoming northwest gales to
35 knots by mid afternoon. Showers likely through early
afternoon, then a chance of showers by mid afternoon. Waves
building to 8 to 12 feet occasionally to 15 feet.
$$