fzus63 kmqt 090300
glfls 
expires:202611090900;;505272

open lake forecast for lake superior
national weather service marquette mi
1000 pm est sun nov 8 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...

30.0 inch ridging is building over the lake tonight, and lingers 
into monday morning. closer to sunrise, 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 to quebec tuesday through 
wednesday as 30.4 inch high pressure builds over manitoba and 
ontario. this high slowly descends southeast, reaching western lake 
superior at 30.2 inches friday.




lsz162-090900-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 pm est sun nov 8 2026 /900 pm cst sun nov 8 2026/

.rest of tonight...northwest winds 5 to 15 knots backing
southwest late. waves 1 to 3 feet subsiding to calm to 2 feet. 
.monday...southwest winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. waves building to 1 to 3 feet. 
.monday night...west winds 15 to 25 knots diminishing to 10 to
20 knots late. waves building to 2 to 4 feet, then subsiding to
1 to 3 feet. 
.tuesday...west winds 10 to 20 knots. waves subsiding to calm to
2 feet. 
.tuesday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.wednesday...north winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. waves calm to 2 feet. 
.wednesday night...north winds 15 to 25 knots. waves building to
3 to 5 feet occasionally to 7 feet. 
.thursday...north winds 10 to 20 knots. a chance of snow showers.
waves subsiding to 1 to 3 feet. 
.friday...north winds 5 to 15 knots backing west. waves subsiding
to calm to 2 feet. 

$$

fzus63 kmqt 090300
glfls 
expires:202611090900;;505273

open lake forecast for lake superior
national weather service marquette mi
1000 pm est sun nov 8 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...

30.0 inch ridging is building over the lake tonight, and lingers 
into monday morning. closer to sunrise, 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 to quebec tuesday through 
wednesday as 30.4 inch high pressure builds over manitoba and 
ontario. this high slowly descends southeast, reaching western lake 
superior at 30.2 inches friday.




lsz263-090900-
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 sun nov 8 2026

.rest of tonight...north winds 10 to 20 knots backing northwest
by midnight, then becoming west 5 to 15 knots late. waves 3 to
5 feet occasionally to 7 feet subsiding to calm to 2 feet. 
.monday...southwest winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 1 to 3 feet. 
.monday night...west winds 10 to 20 knots. waves building to 3 to
5 feet occasionally to 7 feet, then subsiding 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. waves subsiding
to calm to 2 feet. 
.wednesday...north winds 5 to 15 knots increasing to 10 to
20 knots in the afternoon. a chance of rain showers. waves
building to 1 to 3 feet. 
.wednesday night...north winds 15 to 25 knots. a chance of rain
showers. waves building to 3 to 6 feet occasionally to 8 feet. 
.thursday...north winds 15 to 25 knots diminishing to 10 to
20 knots. a chance of snow showers. waves subsiding to 2 to
4 feet, then building to 3 to 5 feet occasionally to 7 feet. 
.friday...north winds 5 to 15 knots. waves subsiding to calm to
2 feet. 

$$