350
AXUS43 KMQT 132001
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
401 PM EDT Mon Oct 13 2025

LSZ162-140800-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
401 PM EDT Mon Oct 13 2025 /301 PM CDT Mon Oct 13 2025/

.LATE THIS AFTERNOON...West winds 15 to 25 knots. Waves 3 to
5 feet occasionally to 7 feet subsiding to 2 to 4 feet.
.TONIGHT...West winds 10 to 20 knots veering north late. Waves
subsiding to calm to 2 feet.
.TUESDAY...North winds 5 to 15 knots backing southwest late.
Waves calm to 2 feet.
.TUESDAY NIGHT...Southwest winds 5 to 15 knots backing east after
midnight. A slight chance of showers through midnight. Waves calm
to 2 feet.
.WEDNESDAY...East winds 5 to 15 knots. Waves calm to 2 feet.
$$

LSZ263-140800-
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 PM EDT Mon Oct 13 2025

.LATE THIS AFTERNOON...West winds 20 to 30 knots. Waves 4 to
7 feet occasionally to 9 feet.
.TONIGHT...West winds 15 to 25 knots becoming northwest 10 to
20 knots after midnight. Waves subsiding to 2 to 4 feet.
.TUESDAY...North winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon, then backing northwest late. Waves
subsiding to calm to 2 feet.
.TUESDAY NIGHT...West winds less than 10 knots veering north
late. A slight chance of showers through midnight. Waves calm to
2 feet.
.WEDNESDAY...Southeast winds less than 10 knots becoming
southwest 5 to 15 knots by mid afternoon. Waves calm to 2 feet.
$$

LSZ264-140800-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
401 PM EDT Mon Oct 13 2025

.LATE THIS AFTERNOON...West winds 20 to 30 knots. Waves 5 to
8 feet occasionally to 10 feet.
.TONIGHT...West winds 15 to 25 knots veering northwest after
midnight, then diminishing to 10 to 20 knots late. Waves
subsiding to 3 to 5 feet occasionally to 7 feet.
.TUESDAY...Northwest winds 10 to 20 knots becoming north 5 to
15 knots in the afternoon, then backing northwest late. Waves
subsiding to calm to 2 feet.
.TUESDAY NIGHT...Northwest winds 5 to 15 knots veering north
after midnight, then diminishing to less than 10 knots late.
Waves calm to 2 feet.
.WEDNESDAY...Southwest winds less than 10 knots. Waves calm to
2 feet.
$$

LSZ265-140800-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
401 PM EDT Mon Oct 13 2025

.LATE THIS AFTERNOON...West winds 15 to 25 knots. Waves 1 to
3 feet building to 2 to 4 feet.
.TONIGHT...West winds 15 to 25 knots veering northwest after
midnight. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 15 to 25 knots becoming north 10 to
20 knots in the afternoon. Waves subsiding to 1 to 3 feet.
.TUESDAY NIGHT...North winds 5 to 15 knots. Waves subsiding to
calm to 2 feet.
.WEDNESDAY...North winds 5 to 15 knots. Waves calm to 2 feet.
$$

LSZ266-140800-
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 PM EDT Mon Oct 13 2025

.LATE THIS AFTERNOON...West winds 15 to 25 knots. Waves 4 to
8 feet occasionally to 10 feet.
.TONIGHT...West winds 15 to 25 knots veering northwest after
midnight. Waves subsiding to 3 to 6 feet occasionally to 8 feet.
.TUESDAY...North winds 15 to 25 knots backing northwest in the
afternoon. Waves subsiding to 2 to 4 feet.
.TUESDAY NIGHT...North winds 10 to 20 knots diminishing to 5 to
15 knots late. Waves subsiding to calm to 2 feet.
.WEDNESDAY...North winds 5 to 15 knots backing northwest by mid
afternoon. Waves calm to 2 feet.
$$

LSZ267-140800-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
401 PM EDT Mon Oct 13 2025

.LATE THIS AFTERNOON...West winds 10 to 20 knots. A chance of
showers. Waves 1 to 3 feet.
.TONIGHT...Northwest winds 10 to 20 knots increasing to 15 to
25 knots after midnight. Waves building to 3 to 6 feet
occasionally to 8 feet.
.TUESDAY...Northwest winds 15 to 25 knots. Waves subsiding to
3 to 5 feet occasionally to 7 feet.
.TUESDAY NIGHT...North winds 15 to 25 knots diminishing to 10 to
20 knots after midnight. Waves subsiding to calm to 2 feet.
.WEDNESDAY...Northeast winds 5 to 15 knots backing northwest by
mid afternoon. Waves calm to 2 feet.
$$