fzus63 kmqt 080301
glfls 
expires:202611080900;;449287

open lake forecast for lake superior
national weather service marquette mi
1000 pm est sat nov 7 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...

29.5 inch low pressure moving over northern ontario extends 29.7-
29.8 inch troughing over the lake tonight. this low gets absorbed 
into a 29.3 inch low over the canadian maritimes by sunday evening, 
allowing 30.0 inch ridging to return over lake superior sunday 
night. by monday morning, a 29.6 inch low will move over lake 
winnipeg, weakening to 29.7 inches as it moves over northern ontario 
and brings 29.8 inch troughing over lake superior monday night. this 
trough shifts east into quebec tuesday through wednesday as 30.4 
inch high pressure builds over manitoba and ontario. 




lsz162-080900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 pm est sat nov 7 2026 /900 pm cst sat nov 7 2026/

.rest of tonight...southwest winds 20 to 30 knots veering west by
midnight. waves 4 to 8 feet occasionally to 10 feet, then
subsiding to 3 to 6 feet occasionally to 8 feet. 
.sunday...west winds 20 to 30 knots veering northwest by late
morning, then diminishing to 15 to 25 knots by mid afternoon.
waves subsiding to 3 to 6 feet occasionally to 8 feet. 
.sunday night...northwest winds 10 to 20 knots diminishing to
5 to 15 knots by midnight, then backing southwest late. waves
subsiding to calm to 2 feet. 
.monday...south winds 5 to 15 knots becoming southwest 10 to
20 knots in the afternoon. waves calm to 2 feet. 
.monday night...west winds 10 to 20 knots. waves calm to 2 feet. 
.tuesday...west winds 10 to 20 knots. waves calm to 2 feet. 
.tuesday night...northwest winds 5 to 15 knots veering north
after midnight. waves calm to 2 feet. 
.wednesday...north winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 2 to 4 feet. 
.thursday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to calm to 2 feet. 

$$

fzus63 kmqt 080301
glfls 
expires:202611080900;;449288

open lake forecast for lake superior
national weather service marquette mi
1000 pm est sat nov 7 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...

29.5 inch low pressure moving over northern ontario extends 29.7-
29.8 inch troughing over the lake tonight. this low gets absorbed 
into a 29.3 inch low over the canadian maritimes by sunday evening, 
allowing 30.0 inch ridging to return over lake superior sunday 
night. by monday morning, a 29.6 inch low will move over lake 
winnipeg, weakening to 29.7 inches as it moves over northern ontario 
and brings 29.8 inch troughing over lake superior monday night. this 
trough shifts east into quebec tuesday through wednesday as 30.4 
inch high pressure builds over manitoba and ontario. 




lsz263-080900-
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-
1000 pm est sat nov 7 2026

.rest of tonight...southwest winds 15 to 25 knots becoming west
to 30 knots with a few gale force gusts to 35 knots possible by
midnight, then diminishing to 20 to 30 knots late. waves 5 to
9 feet occasionally to 11 feet, then subsiding to 5 to 8 feet
occasionally to 10 feet. 
.sunday...west winds 20 to 30 knots veering northwest. waves
subsiding to 3 to 6 feet occasionally to 8 feet. 
.sunday night...northwest winds 15 to 25 knots diminishing to
10 to 20 knots by midnight, then becoming west 5 to 15 knots
late. waves subsiding to calm to 2 feet. 
.monday...south winds 10 to 20 knots veering southwest in the
afternoon. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet. 
.monday night...west winds 10 to 20 knots. waves building to 2 to
4 feet. 
.tuesday...west winds 10 to 20 knots. waves 2 to 4 feet. 
.tuesday night...northwest winds 5 to 15 knots veering north
after midnight. waves subsiding to calm to 2 feet. 
.wednesday...north winds 5 to 15 knots increasing to 10 to
20 knots. a chance of rain showers. waves building to 3 to 5 feet
occasionally to 7 feet. 
.thursday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to 1 to 3 feet. 

$$