fzus63 kmqt 100900
glfls 
expires:202611102100;;574269

open lake forecast for lake superior
national weather service marquette mi
400 am est tue nov 10 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...

a 29.7 inch low over eastern ontario will track east today as 
another low at 29.9 inches approaches the northern plains from 
alberta. this low will deepen to 29.7 inches as it moves south of 
the area, to southern lake michigan by wednesday afternoon and then 
on to the eastern great lakes wednesday night. thereafter lake 
superior will be between a 30.2 inch high over the northern plains 
and a 29.5 inch low over the northeast. the high shifts east, over 
lake superior and builds to 30.4 inches on sunday.




lsz162-102100-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 am est tue nov 10 2026 /300 am cst tue nov 10 2026/

.early this morning...west winds 10 to 20 knots. waves 1 to
3 feet. 
.today...west winds 10 to 20 knots. waves subsiding to calm to
2 feet. 
.tonight...west winds 5 to 15 knots veering northwest late. a
chance of rain showers. waves calm to 2 feet. 
.wednesday...north winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. a slight chance of rain showers. waves
building to 1 to 3 feet. 
.wednesday night...north winds 15 to 25 knots. a slight chance of
rain and snow showers in the evening. waves building to 3 to
6 feet occasionally to 8 feet. 
.thursday...north winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon. waves subsiding to 1 to 3 feet. 
.thursday night...north winds 10 to 20 knots. waves building to
2 to 4 feet. 
.friday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to calm to 2 feet. 
.saturday...north winds 5 to 15 knots veering south. waves calm
to 2 feet. 

$$

fzus63 kmqt 100900
glfls 
expires:202611102100;;574270

open lake forecast for lake superior
national weather service marquette mi
400 am est tue nov 10 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...

a 29.7 inch low over eastern ontario will track east today as 
another low at 29.9 inches approaches the northern plains from 
alberta. this low will deepen to 29.7 inches as it moves south of 
the area, to southern lake michigan by wednesday afternoon and then 
on to the eastern great lakes wednesday night. thereafter lake 
superior will be between a 30.2 inch high over the northern plains 
and a 29.5 inch low over the northeast. the high shifts east, over 
lake superior and builds to 30.4 inches on sunday.




lsz263-102100-
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 am est tue nov 10 2026

.early this morning...west winds 10 to 20 knots. waves 2 to
4 feet. 
.today...west winds 10 to 20 knots diminishing to 5 to 15 knots
by mid afternoon. waves subsiding to 1 to 3 feet. 
.tonight...west winds 5 to 15 knots veering northwest late. a
slight chance of rain showers after midnight. waves subsiding to
calm to 2 feet. 
.wednesday...north winds 5 to 15 knots increasing to 15 to
25 knots. a chance of rain showers. waves building to 3 to 5 feet
occasionally to 7 feet. 
.wednesday night...north winds 15 to 25 knots. a chance of rain
and snow showers. waves building to 3 to 6 feet occasionally to
8 feet. 
.thursday...north winds 15 to 25 knots. a chance of snow showers.
waves subsiding to 3 to 5 feet occasionally to 7 feet. 
.thursday night...north winds 15 to 25 knots diminishing to 10 to
20 knots after midnight. a chance of snow showers. waves 3 to
5 feet occasionally to 7 feet. 
.friday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to calm to 2 feet. 
.saturday...north winds 5 to 15 knots veering northeast. waves
calm to 2 feet. 

$$