fzus63 kmqt 291401
glfls 
expires:202605292000;;842740

open lake forecast for lake superior
national weather service marquette mi
1001 am edt fri may 29 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 high pressure is centered over lower mi and ohio this 
morning, with another high pressure over hudson bay. this second 
high pressure reaches the upper great lakes tomorrow at 30.3 inches 
and remains over the area into sunday. the high weakens to around 
30.0 inches by late sunday as another 30.3 inch high approaches the 
area from hudson bay, which builds over the great lakes monday into 
tuesday.



lsz162-292000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1001 am edt fri may 29 2026 /901 am cdt fri may 29 2026/

.rest of today...southwest winds 5 to 15 knots backing east late.
waves calm to 2 feet. 
.tonight...northeast winds 5 to 15 knots increasing to 15 to
25 knots. waves building to 3 to 5 feet occasionally to 7 feet. 
.saturday...northeast winds 15 to 25 knots. waves building to
3 to 6 feet occasionally to 8 feet. 
.saturday night...northeast winds 15 to 25 knots diminishing to
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots veering southwest by mid
afternoon. waves calm to 2 feet. 
.sunday night...west winds 5 to 15 knots becoming northeast 10 to
20 knots after midnight. waves calm to 2 feet. 
.monday...northeast winds 15 to 25 knots diminishing to 10 to
20 knots. waves building to 2 to 4 feet, then subsiding to calm
to 2 feet. 
.tuesday...northeast winds 5 to 15 knots. waves calm to 2 feet. 

$$

fzus63 kmqt 291401
glfls 
expires:202605292000;;842741

open lake forecast for lake superior
national weather service marquette mi
1001 am edt fri may 29 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 high pressure is centered over lower mi and ohio this 
morning, with another high pressure over hudson bay. this second 
high pressure reaches the upper great lakes tomorrow at 30.3 inches 
and remains over the area into sunday. the high weakens to around 
30.0 inches by late sunday as another 30.3 inch high approaches the 
area from hudson bay, which builds over the great lakes monday into 
tuesday.



lsz263-292000-
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-
1001 am edt fri may 29 2026

.rest of today...southwest winds 5 to 15 knots backing south
late. waves calm to 2 feet. 
.tonight...east winds 5 to 15 knots increasing to 10 to 20 knots
after midnight. waves building to 2 to 4 feet. 
.saturday...east winds 10 to 20 knots becoming northeast 15 to
25 knots late. waves building to 3 to 5 feet occasionally to
7 feet. 
.saturday night...east winds 10 to 20 knots becoming south 5 to
15 knots after midnight. waves subsiding to calm to 2 feet. 
.sunday...southwest winds less than 10 knots. waves calm to
2 feet. 
.sunday night...southwest winds less than 10 knots becoming
northeast 10 to 20 knots after midnight. waves calm to 2 feet. 
.monday...northeast winds 10 to 20 knots becoming east 5 to
15 knots. waves building to 2 to 4 feet, then subsiding to calm
to 2 feet. 
.tuesday...east winds 5 to 15 knots. waves calm to 2 feet. 

$$