fzus63 kmqt 010801
glfls 
expires:202606012000;;993054

open lake forecast for lake superior
national weather service marquette mi
400 am 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 
today, becoming centered over the great lakes by tomorrow morning. 
the high weakens to 30.3 inches for tuesday night, then moves 
southeast to the ohio river valley on wednesday. meanwhile, a 29.9 
inch trough approaches from the northwest, moving over lake superior 
on thursday. this trough remains over the lake through friday.




lsz162-012000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
400 am edt mon jun 1 2026 /300 am cdt mon jun 1 2026/

.early this morning...northeast winds 5 to 15 knots. waves calm
to 2 feet. 
.today...northeast winds 10 to 20 knots increasing to 15 to
25 knots late. waves building to 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...east winds 5 to 15 knots backing northeast in the
afternoon. waves calm to 2 feet. 
.tuesday night...northeast winds 5 to 15 knots becoming north
less than 10 knots after midnight. 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 veering southwest
after midnight. a chance of showers and thunderstorms after
midnight. waves calm to 2 feet. 
.thursday...southwest winds 5 to 15 knots veering west. a chance
of showers. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet. 
.friday...east winds 5 to 15 knots backing northeast. waves calm
to 2 feet. 

$$

fzus63 kmqt 010801
glfls 
expires:202606012000;;993055

open lake forecast for lake superior
national weather service marquette mi
400 am 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 
today, becoming centered over the great lakes by tomorrow morning. 
the high weakens to 30.3 inches for tuesday night, then moves 
southeast to the ohio river valley on wednesday. meanwhile, a 29.9 
inch trough approaches from the northwest, moving over lake superior 
on thursday. this trough remains over the lake through friday.




lsz263-012000-
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 edt mon jun 1 2026

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

$$