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fzus63 kmqt 232003
glfls 
022 

open lake forecast for lake superior
national weather service marquette mi
403 pm edt fri jun 23 2017

for waters beyond five 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...as a 29.5 inch low near james bay drifts to the 
canadian maritime provinces through sunday, 29.6 inch low pressure
troughing will remain across the upper great lakes. high pressure
ridging of 30.0 inches will build into the upper great lakes late
sunday into tuesday as 30.3 inch high pressure shifts eastward 
across the mid mississippi valley. tuesday into wednesday, low 
pressure of 29.5 inches will lift out of the northern plains and 
head towards the upper great lakes and reach western ontario on
thursday.

lsz162-240415-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
403 pm edt fri jun 23 2017 /303 pm cdt fri jun 23 2017/

.late this afternoon...west winds 10 to 20 knots. isolated
showers. waves 1 to 3 feet. 
.tonight...west winds 10 to 20 knots diminishing to 5 to 15 knots
late. scattered showers. waves subsiding to calm to 2 feet. 
.saturday...west winds 5 to 15 knots. scattered showers. waves
calm to 2 feet. 
.saturday night...west winds 5 to 15 knots. isolated
thunderstorms through midnight. scattered rain showers. waves
calm to 2 feet. 
.sunday...northwest winds 5 to 15 knots. scattered rain showers.
waves calm to 2 feet. 
.sunday night...northwest winds 5 to 15 knots increasing to 10 to
20 knots after midnight. scattered rain showers. waves calm to
2 feet. 
.monday...west winds 10 to 20 knots. waves calm to 2 feet. 
.monday night...west winds 10 to 20 knots. waves calm to 2 feet. 
.tuesday...southwest winds 10 to 20 knots backing south. a chance
of showers. waves building to 1 to 3 feet. 
.wednesday...south winds 10 to 20 knots veering west. showers
likely. a chance of thunderstorms. waves subsiding to calm to
2 feet, then building to 1 to 3 feet. 

$$
fzus63 kmqt 232003
glfls 

lsz263-240415-
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-
403 pm edt fri jun 23 2017

.late this afternoon...west winds 10 to 20 knots. isolated
showers. waves 3 to 5 feet occasionally to 7 feet subsiding to
2 to 4 feet. 
.tonight...west winds 5 to 15 knots. isolated showers. waves
subsiding to 1 to 3 feet. 
.saturday...west winds 5 to 15 knots. scattered rain showers.
waves subsiding to calm to 2 feet. 
.saturday night...west winds 5 to 15 knots. isolated
thunderstorms through midnight. isolated rain showers. waves calm
to 2 feet. 
.sunday...north winds 5 to 15 knots becoming northwest less than
10 knots by mid afternoon. isolated rain showers. waves calm to
2 feet. 
.sunday night...west winds 5 to 15 knots. scattered rain showers.
waves calm to 2 feet. 
.monday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet. 
.monday night...west winds 5 to 15 knots. waves building to 1 to
3 feet, then subsiding to calm to 2 feet. 
.tuesday...southwest winds 5 to 15 knots backing south. a chance
of showers. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet. 
.wednesday...south winds 10 to 20 knots veering west. showers
likely. a chance of thunderstorms. a chance of showers. waves
subsiding to calm to 2 feet, then building to 3 to 5 feet
occasionally to 7 feet. 

$$

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