fzus63 kmqt 061456
glfls 
expires:202602062100;;184782

open lake forecast for lake superior
national weather service marquette mi
956 am est fri feb 6 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...

troughing resides over eastern lake superior at 29.6 inches this 
morning associated with a parent low of 29.3 inches over james bay. 
the 29.6 inch trough over the lake then leaves to the east today, 
allowing a 30.5 inch high to move over the lake from the northwest 
by saturday. the high shifts east through sunday in advance of a 
clipper low arriving over far western lake superior at 29.8 inches 
by monday morning, weakening to 30.0 inches on tuesday.



lsz162-062100-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
956 am est fri feb 6 2026 /856 am cst fri feb 6 2026/

.rest of today...north winds 20 to 30 knots diminishing to 10 to
20 knots. waves calm to 2 feet. 
.tonight...north winds 10 to 20 knots diminishing to 5 to
15 knots by midnight. waves calm to 2 feet. 
.saturday...north winds less than 10 knots becoming southeast
5 to 15 knots. a slight chance of snow showers in the afternoon.
waves calm to 2 feet. 
.saturday night...southeast winds 10 to 20 knots becoming south
5 to 15 knots after midnight. a chance of snow showers. waves
calm to 2 feet. 
.sunday...south winds 5 to 15 knots. waves calm to 2 feet. 
.sunday night...southeast winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.monday...south winds 5 to 15 knots backing east. waves calm to
2 feet. 
.tuesday...northwest winds 10 to 20 knots. a chance of snow
showers. waves calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 061456
glfls 
expires:202602062100;;184783

open lake forecast for lake superior
national weather service marquette mi
956 am est fri feb 6 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...

troughing resides over eastern lake superior at 29.6 inches this 
morning associated with a parent low of 29.3 inches over james bay. 
the 29.6 inch trough over the lake then leaves to the east today, 
allowing a 30.5 inch high to move over the lake from the northwest 
by saturday. the high shifts east through sunday in advance of a 
clipper low arriving over far western lake superior at 29.8 inches 
by monday morning, weakening to 30.0 inches on tuesday.



lsz263-062100-
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-
956 am est fri feb 6 2026

...gale warning in effect until 1 pm est this afternoon...
...heavy freezing spray warning in effect until 7 pm est this
evening...

.rest of today...north winds 20 to 30 knots diminishing to 15 to
25 knots by mid afternoon. waves 3 to 6 feet occasionally to
8 feet subsiding to 2 to 4 feet. 
.tonight...north winds 15 to 25 knots diminishing to 10 to
20 knots late. waves subsiding to calm to 2 feet. 
.saturday...north winds 5 to 15 knots veering southeast. a slight
chance of snow showers in the afternoon. waves calm to 2 feet. 
.saturday night...southeast winds 5 to 15 knots veering south
after midnight. a chance of snow showers. waves calm to 2 feet. 
.sunday...south winds 5 to 15 knots. waves calm to 2 feet. 
.sunday night...south winds 5 to 15 knots. waves calm to 2 feet. 
.monday...south winds 5 to 15 knots backing southeast. waves calm
to 2 feet. 
.tuesday...northwest winds 5 to 15 knots becoming north 10 to
20 knots. a chance of snow showers. waves building to 1 to
3 feet. 

note, wave height forecasts are for ice free areas.

$$