fzus63 kmqt 012001
glfls 
expires:202606020800;;020941

open lake forecast for lake superior
national weather service marquette mi
401 pm edt mon jun 1 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 high pressure of 30.4 inches approaches the area from hudson bay 
this evening, becoming centered over the great lakes by tomorrow 
morning. the high weakens to 30.3 inches for tuesday night, then 
moves southeast toward ohio on wednesday. meanwhile, a 29.9 inch 
trough approaches from the northwest, moving over lake superior on 
thursday; pressure falls over the lake during this time. this trough 
remains over the lake through friday at 29.8 inches.




lsz162-020800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
401 pm edt mon jun 1 2026 /301 pm cdt mon jun 1 2026/

.late this afternoon...northeast winds 10 to 20 knots. waves 2 to
4 feet. 
.tonight...northeast winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. waves subsiding to calm to 2 feet. 
.tuesday...northeast winds 5 to 15 knots. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots becoming north
less than 10 knots after midnight, then becoming southwest 5 to
15 knots late. waves calm to 2 feet. 
.wednesday...southwest winds 5 to 15 knots backing southeast by
mid afternoon. waves calm to 2 feet. 
.wednesday night...south winds 5 to 15 knots. a chance of showers
after midnight. waves calm to 2 feet. 
.thursday...south winds 5 to 15 knots becoming southwest 10 to
20 knots by mid afternoon. showers likely through early
afternoon. a chance of thunderstorms. a chance of showers by mid
afternoon. waves calm to 2 feet. 
.thursday night...southwest winds 10 to 20 knots becoming west
5 to 15 knots after midnight. a chance of showers. waves calm to
2 feet. 
.friday...east winds 5 to 15 knots backing northeast. waves calm
to 2 feet. 
.saturday...northeast winds 5 to 15 knots. waves calm to 2 feet. 

$$

fzus63 kmqt 012001
glfls 
expires:202606020800;;020942

open lake forecast for lake superior
national weather service marquette mi
401 pm edt mon jun 1 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 high pressure of 30.4 inches approaches the area from hudson bay 
this evening, becoming centered over the great lakes by tomorrow 
morning. the high weakens to 30.3 inches for tuesday night, then 
moves southeast toward ohio on wednesday. meanwhile, a 29.9 inch 
trough approaches from the northwest, moving over lake superior on 
thursday; pressure falls over the lake during this time. this trough 
remains over the lake through friday at 29.8 inches.




lsz263-020800-
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-
401 pm edt mon jun 1 2026

.late this afternoon...northeast winds 10 to 20 knots. waves 1 to
3 feet building to 2 to 4 feet. 
.tonight...northeast winds 5 to 15 knots veering east after
midnight. waves subsiding to calm to 2 feet. 
.tuesday...east winds less than 10 knots increasing to 5 to
15 knots in the afternoon. waves calm to 2 feet. 
.tuesday night...east winds 5 to 15 knots veering southwest after
midnight. waves calm to 2 feet. 
.wednesday...southwest winds 10 to 20 knots. waves building to
1 to 3 feet, then subsiding to calm to 2 feet. 
.wednesday night...south winds 5 to 15 knots veering southwest
after midnight. a chance of showers after midnight. waves
building to 1 to 3 feet. 
.thursday...south winds 5 to 15 knots becoming southwest 10 to
20 knots by mid afternoon. a chance of showers. waves 1 to
3 feet. 
.thursday night...southwest winds 5 to 15 knots veering west
after midnight. a chance of thunderstorms through midnight. a
chance of showers. waves subsiding to calm to 2 feet. 
.friday...east winds 5 to 15 knots backing northeast. waves calm
to 2 feet. 
.saturday...northeast winds 5 to 15 knots veering east. waves
calm to 2 feet. 

$$