407
AXUS43 KMQT 192101
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
401 PM EST Wed Nov 19 2025

LSZ162-200900-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
401 PM EST Wed Nov 19 2025 /301 PM CST Wed Nov 19 2025/

.LATE THIS AFTERNOON...Southwest winds 10 to 20 knots. A slight
chance of rain showers. Waves 1 to 3 feet.
.TONIGHT...Southwest winds 15 to 25 knots. A chance of rain
showers. Waves building to 3 to 5 feet occasionally to 7 feet.
.THURSDAY...Southwest winds 15 to 25 knots veering west. A chance
of rain showers. Waves subsiding to 2 to 4 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots diminishing to 10 to
20 knots late. Waves subsiding to 1 to 3 feet, then building to
2 to 4 feet.
.FRIDAY...Northwest winds 10 to 20 knots. Waves subsiding to calm
to 2 feet.
$$

LSZ263-200900-
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 EST Wed Nov 19 2025

.LATE THIS AFTERNOON...Southwest winds 10 to 20 knots. A slight
chance of rain showers. Waves 1 to 3 feet.
.TONIGHT...Southwest winds 10 to 20 knots increasing to 15 to
25 knots by midnight. A chance of rain showers. Waves building to
3 to 5 feet occasionally to 7 feet.
.THURSDAY...Southwest winds 15 to 25 knots veering west. A chance
of rain showers. Waves building to 3 to 6 feet occasionally to
8 feet.
.THURSDAY NIGHT...West winds 10 to 20 knots increasing to 15 to
25 knots by midnight. Waves building to 3 to 6 feet occasionally
to 8 feet.
.FRIDAY...Northwest winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon. Waves subsiding to calm to 2 feet.
$$

LSZ264-200900-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
401 PM EST Wed Nov 19 2025

.LATE THIS AFTERNOON...Southwest winds 10 to 20 knots. A slight
chance of rain showers. Waves 1 to 3 feet.
.TONIGHT...Southwest winds 10 to 20 knots increasing to 15 to
25 knots late. A chance of rain showers. Waves building to 3 to
6 feet occasionally to 8 feet.
.THURSDAY...Southwest winds 15 to 25 knots veering west. Rain
showers likely in the morning, then a chance of rain showers in
the afternoon. Waves 3 to 6 feet occasionally to 8 feet.
.THURSDAY NIGHT...Northwest winds 15 to 25 knots becoming west
10 to 20 knots by midnight, then increasing to 15 to 25 knots
late. Waves subsiding to 3 to 6 feet occasionally to 8 feet.
.FRIDAY...Northwest winds 15 to 25 knots. Waves building to 4 to
7 feet occasionally to 9 feet, then subsiding to 2 to 4 feet.
$$

LSZ265-200900-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
401 PM EST Wed Nov 19 2025

.LATE THIS AFTERNOON...Southwest winds 10 to 20 knots. Waves calm
to 2 feet.
.TONIGHT...Southwest winds 10 to 20 knots increasing to 15 to
25 knots by midnight. A chance of rain showers. Waves building to
1 to 3 feet.
.THURSDAY...Southwest winds 15 to 25 knots increasing to 20 to
30 knots by late morning, then veering west by mid afternoon. A
chance of rain showers. Waves building to 2 to 4 feet.
.THURSDAY NIGHT...West winds 20 to 30 knots. A slight chance of
rain showers in the evening. Waves building to 3 to 5 feet
occasionally to 7 feet.
.FRIDAY...Northwest winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. A slight chance of rain and snow
showers in the morning. Waves subsiding to 2 to 4 feet.
$$

LSZ266-200900-
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 EST Wed Nov 19 2025

.LATE THIS AFTERNOON...South winds 10 to 20 knots. Waves calm to
2 feet.
.TONIGHT...Southwest winds 10 to 20 knots increasing to 15 to
25 knots by midnight. A slight chance of rain showers. Waves
building to 3 to 5 feet occasionally to 7 feet.
.THURSDAY...Southwest winds 15 to 25 knots veering west by mid
afternoon. Rain showers likely in the morning, then a chance of
rain showers in the afternoon. Waves building to 3 to 6 feet
occasionally to 8 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots increasing to 20 to
30 knots by midnight, then diminishing to 15 to 25 knots late. A
chance of rain showers. Waves building to 4 to 7 feet
occasionally to 9 feet.
.FRIDAY...Northwest winds 20 to 30 knots. A chance of snow
showers, possibly mixed with rain. Waves building to 4 to 8 feet
occasionally to 10 feet.
$$

LSZ267-200900-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
401 PM EST Wed Nov 19 2025

.LATE THIS AFTERNOON...South winds 10 to 20 knots. Waves calm to
2 feet.
.TONIGHT...South winds 10 to 20 knots becoming southwest 15 to
25 knots by midnight. A slight chance of rain showers after
midnight. Waves building to 3 to 5 feet occasionally to 7 feet.
.THURSDAY...Southwest winds 15 to 25 knots. A chance of rain
showers in the morning, then rain showers likely in the
afternoon. Waves building to 3 to 6 feet occasionally to 8 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots increasing to 20 to
30 knots late. A chance of rain showers. Waves subsiding to 3 to
5 feet occasionally to 7 feet, then building to 4 to 7 feet
occasionally to 9 feet.
.FRIDAY...West winds 20 to 30 knots becoming northwest gales to
35 knots in the afternoon. A chance of rain showers, possibly
mixed with snow. Waves building to 5 to 8 feet occasionally to
10 feet.
$$