fzus63 kmqt 032100
glfls 
expires:202611040900;;210903

open lake forecast for lake superior
national weather service marquette mi
400 pm est tue nov 3 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

low pressure near 29.5 inches lifts into the minnesota/wisconsin 
state line through wednesday morning before trekking northeast over 
lake superior through thursday. high pressure ridging of 30.1 inches 
returns from the northwest through friday, weakening to 30.0 inches 
on saturday as it shifts southeast ahead of a clipper low pressure 
system.




lsz162-040900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 pm est tue nov 3 2026 /300 pm cst tue nov 3 2026/

.late this afternoon...northeast winds 10 to 20 knots. patchy
fog. showers likely. waves calm to 2 feet. 
.tonight...northeast winds 10 to 20 knots increasing to 20 to
30 knots. patchy fog. showers. waves building to 3 to 5 feet
occasionally to 7 feet. 
.wednesday...northeast winds 20 to 30 knots diminishing to 15 to
25 knots. patchy fog in the morning. showers. waves building to
3 to 6 feet occasionally to 8 feet, then subsiding to 2 to
4 feet. 
.wednesday night...north winds 20 to 30 knots increasing to
30 knots with a few gale force gusts to 35 knots possible late.
showers. waves building to 4 to 7 feet occasionally to 9 feet. 
.thursday...north winds 20 to 30 knots increasing to gales to
35 knots in the afternoon. rain showers likely in the morning,
then a slight chance of rain showers in the afternoon. waves
building to 7 to 11 feet occasionally to 14 feet. 
.thursday night...northeast winds 20 to 30 knots diminishing to
15 to 25 knots after midnight. waves subsiding to 3 to 6 feet
occasionally to 8 feet. 
.friday...northeast winds 5 to 15 knots veering east in the
afternoon. waves subsiding to 1 to 3 feet. 
.friday night...south winds 5 to 15 knots veering southwest after
midnight. waves subsiding to calm to 2 feet. 
.saturday...southwest winds 5 to 15 knots becoming west 10 to
20 knots. waves building to 1 to 3 feet. 
.sunday...west winds 15 to 25 knots diminishing to 10 to
20 knots. waves subsiding to calm to 2 feet. 

$$

fzus63 kmqt 032100
glfls 
expires:202611040900;;210904

open lake forecast for lake superior
national weather service marquette mi
400 pm est tue nov 3 2026

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...

low pressure near 29.5 inches lifts into the minnesota/wisconsin 
state line through wednesday morning before trekking northeast over 
lake superior through thursday. high pressure ridging of 30.1 inches 
returns from the northwest through friday, weakening to 30.0 inches 
on saturday as it shifts southeast ahead of a clipper low pressure 
system.




lsz263-040900-
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-
400 pm est tue nov 3 2026

...gale watch in effect from thursday morning through thursday
evening...

.late this afternoon...northeast winds 10 to 20 knots. patchy
fog. showers. waves calm to 2 feet. 
.tonight...northeast winds 10 to 20 knots increasing to 15 to
25 knots by midnight. patchy fog. showers. waves building to 3 to
5 feet occasionally to 7 feet. 
.wednesday...northeast winds 15 to 25 knots. areas of dense fog
in the morning. showers in the morning, then a chance of showers
in the afternoon. waves building to 3 to 6 feet occasionally to
8 feet, then subsiding to 2 to 4 feet. 
.wednesday night...north winds 15 to 25 knots increasing to
30 knots with a few gale force gusts to 35 knots possible.
showers. waves building to 5 to 8 feet occasionally to 10 feet. 
.thursday...north gales to 40 knots. rain showers in the morning,
then a chance of rain showers in the afternoon. waves building to
10 to 14 feet occasionally to 18 feet, then subsiding to 9 to
12 feet occasionally to 15 feet. 
.thursday night...northeast gales to 35 knots diminishing to
15 to 25 knots after midnight. waves subsiding to 4 to 7 feet
occasionally to 9 feet. 
.friday...northeast winds 10 to 20 knots diminishing to 5 to
15 knots in the afternoon. waves subsiding to 1 to 3 feet. 
.friday night...east winds less than 10 knots veering southwest
after midnight. waves subsiding to calm to 2 feet. 
.saturday...southwest winds 10 to 20 knots veering west. waves
building to 2 to 4 feet. 
.sunday...west winds 15 to 25 knots becoming northwest 10 to
20 knots. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 1 to 3 feet. 

$$