fzus63 kmqt 111501
glfls 
expires:202611112100;;642424

open lake forecast for lake superior
national weather service marquette mi
1000 am est wed nov 11 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...

this morning, a low pressure of 29.8 inches is illinois while a high 
pressure over northern manitoba high resides at 30.4 inches. by 
tonight, the low deepens to 29.6 inches south of lake erie as the 
northern manitoba high expands over the rest of the province. as the 
low pushes off the new england shore at 29.4 inches thursday night, 
high pressure weakens to 30.3 inches over northwestern ontario. this 
high slowly settles over lake superior through saturday, still at 
30.3 inches. the high expands over the upper great lakes monday at 
30.5 inches and remains overhead through tuesday.




lsz162-112100-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1000 am est wed nov 11 2026 /900 am cst wed nov 11 2026/

.rest of today...north winds 10 to 20 knots increasing to 15 to
25 knots by mid afternoon. a chance of rain showers in the
afternoon. waves calm to 2 feet building to 3 to 5 feet
occasionally to 7 feet. 
.tonight...north winds 20 to 30 knots diminishing to 15 to
25 knots late. a slight chance of rain showers. waves building to
4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 
.thursday...north winds 15 to 25 knots diminishing to 10 to
20 knots. waves subsiding to 1 to 3 feet. 
.thursday night...north winds 15 to 25 knots diminishing to 10 to
20 knots after midnight. waves building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 
.friday...north winds 10 to 20 knots diminishing to 5 to 15 knots
in the afternoon. waves subsiding to calm to 2 feet. 
.friday night...north winds 5 to 15 knots. waves calm to 2 feet. 
.saturday...north winds 5 to 15 knots. waves calm to 2 feet. 
.sunday...south winds 5 to 15 knots veering southwest. waves calm
to 2 feet. 

$$

fzus63 kmqt 111501
glfls 
expires:202611112100;;642425

open lake forecast for lake superior
national weather service marquette mi
1000 am est wed nov 11 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...

this morning, a low pressure of 29.8 inches is illinois while a high 
pressure over northern manitoba high resides at 30.4 inches. by 
tonight, the low deepens to 29.6 inches south of lake erie as the 
northern manitoba high expands over the rest of the province. as the 
low pushes off the new england shore at 29.4 inches thursday night, 
high pressure weakens to 30.3 inches over northwestern ontario. this 
high slowly settles over lake superior through saturday, still at 
30.3 inches. the high expands over the upper great lakes monday at 
30.5 inches and remains overhead through tuesday.




lsz263-112100-
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 am est wed nov 11 2026

.rest of today...north winds 5 to 15 knots increasing to 15 to
25 knots. a chance of rain showers. waves calm to 2 feet building
to 3 to 6 feet occasionally to 8 feet. 
.tonight...north winds 20 to 30 knots diminishing to 15 to
25 knots late. a chance of rain showers. a slight chance of snow
showers after midnight. waves building to 4 to 8 feet
occasionally to 10 feet. 
.thursday...north winds 15 to 25 knots. a chance of snow showers,
possibly mixed with rain. waves subsiding to 3 to 5 feet
occasionally to 7 feet. 
.thursday night...north winds 15 to 25 knots. a slight chance of
snow showers. waves building to 3 to 6 feet occasionally to
8 feet. 
.friday...north winds 10 to 20 knots. a slight chance of snow
showers. waves subsiding to 2 to 4 feet. 
.friday night...north winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves subsiding to 1 to 3 feet. 
.saturday...north winds 5 to 15 knots diminishing to less than
10 knots. waves subsiding to calm to 2 feet. 
.sunday...north winds less than 10 knots becoming southwest 5 to
15 knots. waves calm to 2 feet. 

$$