972
AXUS43 KMQT 181359
MISMQT

OPEN LAKE FORECAST FOR LAKE SUPERIOR FOR NOAA WEATHER RADIO
NATIONAL WEATHER SERVICE MARQUETTE MI
959 AM EDT Tue Mar 18 2025

LSZ162-182200-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
959 AM EDT Tue Mar 18 2025 /859 AM CDT Tue Mar 18 2025/

.REST OF TODAY...Northeast winds 15 to 25 knots veering east in
the afternoon, then becoming northeast 20 to 30 knots late. A
slight chance of snow showers. Waves 2 to 4 feet building to 3 to
5 feet occasionally to 7 feet.
.TONIGHT...Northeast winds 15 to 25 knots. A slight chance of
snow showers. Waves building to 3 to 6 feet occasionally to
8 feet.
.WEDNESDAY...Northeast winds 20 to 30 knots backing north late. A
slight chance of snow. Waves building to 5 to 8 feet occasionally
to 10 feet.
.WEDNESDAY NIGHT...North winds 20 to 30 knots. A slight chance of
snow through midnight. Waves subsiding to 3 to 5 feet
occasionally to 7 feet.
$$

LSZ263-182200-
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-
959 AM EDT Tue Mar 18 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING...

.REST OF TODAY...Northeast winds 10 to 20 knots increasing to
15 to 25 knots late. A slight chance of snow showers by mid
afternoon. Waves 2 to 4 feet building to 3 to 5 feet occasionally
to 7 feet.
.TONIGHT...Northeast winds 10 to 20 knots increasing to 15 to
25 knots late. A slight chance of snow showers. Waves subsiding
to 2 to 4 feet, then building to 3 to 6 feet occasionally to
8 feet.
.WEDNESDAY...Northeast winds 20 to 30 knots becoming north gales
to 35 knots late. A chance of snow. Waves building to 6 to 9 feet
occasionally to 11 feet.
.WEDNESDAY NIGHT...North gales to 35 knots. A slight chance of
snow through midnight. Waves building to 7 to 11 feet
occasionally to 14 feet.
.THURSDAY...Northwest winds 20 to 30 knots becoming west 10 to
20 knots by mid afternoon. Waves subsiding to 2 to 4 feet.
$$

LSZ264-182200-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
959 AM EDT Tue Mar 18 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING...

.REST OF TODAY...Northeast winds 10 to 20 knots becoming east
5 to 15 knots in the afternoon, then increasing to 10 to 20 knots
late. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to
4 feet.
.TONIGHT...Northeast winds 10 to 20 knots. A slight chance of
rain and snow showers through midnight. Waves subsiding to 1 to
3 feet, then building to 2 to 4 feet.
.WEDNESDAY...Northeast winds 15 to 25 knots becoming north 20 to
30 knots in the afternoon, then increasing to gales to 35 knots
late. A chance of snow. Waves building to 6 to 9 feet
occasionally to 11 feet.
.WEDNESDAY NIGHT...North gales to 35 knots. A chance of snow.
Waves building to 8 to 12 feet occasionally to 15 feet.
$$

LSZ265-182200-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
959 AM EDT Tue Mar 18 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
AFTERNOON...

.REST OF TODAY...Northeast winds 10 to 20 knots veering east in
the afternoon. A slight chance of snow showers by mid afternoon.
Waves 1 to 3 feet.
.TONIGHT...Northeast winds 10 to 20 knots increasing to 15 to
25 knots late. A slight chance of rain and snow showers. Waves
building to 2 to 4 feet.
.WEDNESDAY...Northeast winds 15 to 25 knots becoming north 20 to
30 knots in the afternoon, then increasing to 30 knots with a few
gale force gusts to 35 knots possible late. A chance of snow,
possibly mixed with rain through early afternoon, then snow,
possibly mixed with sleet by mid afternoon. Waves building to
7 to 10 feet occasionally to 13 feet.
.WEDNESDAY NIGHT...North gales to 40 knots. Snow likely through
midnight, then a chance of snow showers after midnight. Waves
building to 10 to 14 feet occasionally to 18 feet.
$$

LSZ266-182200-
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-
959 AM EDT Tue Mar 18 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
AFTERNOON...

.REST OF TODAY...Northeast winds 10 to 20 knots. A slight chance
of snow showers by mid afternoon. Waves 3 to 5 feet occasionally
to 7 feet subsiding to 1 to 3 feet.
.TONIGHT...Northeast winds 10 to 20 knots increasing to 15 to
25 knots late. A slight chance of rain and snow showers. Waves
building to 3 to 5 feet occasionally to 7 feet.
.WEDNESDAY...Northeast winds 20 to 30 knots becoming north to
30 knots with a few gale force gusts to 35 knots possible late. A
chance of snow through early afternoon. A slight chance of rain.
Snow by mid afternoon. Waves building to 7 to 10 feet
occasionally to 13 feet.
.WEDNESDAY NIGHT...North gales to 45 knots. Snow, possibly mixed
with rain through midnight, then a chance of snow showers after
midnight. Waves building to 11 to 15 feet occasionally to
19 feet.
$$

LSZ267-182200-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
959 AM EDT Tue Mar 18 2025

...GALE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
AFTERNOON...

.REST OF TODAY...Northeast winds 10 to 20 knots. A slight chance
of rain and snow showers by mid afternoon. Waves 1 to 3 feet
subsiding to calm to 2 feet.
.TONIGHT...Northeast winds 10 to 20 knots increasing to 15 to
25 knots late. A slight chance of snow showers through midnight.
A slight chance of rain showers. Waves building to 2 to 4 feet.
.WEDNESDAY...Northeast winds 15 to 25 knots increasing to 20 to
30 knots late. A chance of rain through early afternoon. Snow.
Rain, possibly mixed with sleet by mid afternoon. Waves building
to 5 to 8 feet occasionally to 10 feet.
.WEDNESDAY NIGHT...North gales to 40 knots. Snow, possibly mixed
with rain through midnight, then snow showers after midnight.
Freezing spray after midnight. Waves building to 10 to 14 feet
occasionally to 18 feet.
$$