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fzus63 kmqt 180252
glfls 
815 

open lake forecast for lake superior
national weather service marquette mi
952 pm est tue jan 17 2017

.synopsis...a 29.8 inch low over the eastern great lakes will 
dissipate as it moves off the east coast wednesday. in its 
wake...high pressure of 30.2 inches will build over the southern 
plains and shift to the ohio valley wednesday afternoon while low 
pressure of 29.1 inches tracks east to hudson bay. as the high 
moves to the eastern seaboard by friday morning...it will extend a
29.8 inch ridge back to the upper great lakes. the ridge will 
drift north on saturday as 29.4 inch low pressure moves out over 
the central plains. a weak inverted trough of 29.8 inches will 
lift north across the northern plains and western great lakes 
saturday and sunday as a 29.3 inch low develops in the lee of the 
rockies and tracks across the southern plains and lower 
mississippi river valley.

lsz162-181100-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
952 pm est tue jan 17 2017 /852 pm cst tue jan 17 2017/

.rest of tonight...southwest winds 10 to 20 knots increasing to
15 to 25 knots after midnight. waves 1 to 3 feet building to 3 to
6 feet. 
.wednesday...southwest winds 20 to 30 knots diminishing to 15 to
25 knots in the afternoon. waves subsiding to 2 to 4 feet. 
.wednesday night...southwest winds 10 to 20 knots. waves
subsiding to calm to 2 feet. 
.thursday...southwest winds 10 to 20 knots. waves calm to 2 feet.
.thursday night...southwest winds 10 to 20 knots. waves calm to
2 feet. 
.friday...south winds 5 to 15 knots backing east in the
afternoon. waves calm to 2 feet. 
.friday night...east winds 10 to 20 knots. a chance of rain
showers. a chance of snow showers and sleet after midnight. waves
calm to 2 feet. 
.saturday...east winds 10 to 20 knots. a chance of rain showers...
possibly mixed with snow. waves calm to 2 feet. 
.sunday...east winds 10 to 20 knots backing northeast. waves calm
to 2 feet. 

$$
fzus63 kmqt 180252
glfls 

lsz263-181100-
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-
952 pm est tue jan 17 2017

.rest of tonight...southwest winds 10 to 20 knots increasing to
15 to 25 knots after midnight. waves 1 to 3 feet building to 3 to
6 feet. 
.wednesday...southwest winds 20 to 30 knots becoming west 15 to
25 knots in the afternoon. waves building to 4 to 7 feet...then
subsiding to 3 to 5 feet. 
.wednesday night...west winds 10 to 20 knots backing southwest
after midnight. waves subsiding to calm to 2 feet. 
.thursday...southwest winds 10 to 20 knots. waves calm to 2 feet.
.thursday night...southwest winds 10 to 20 knots. waves calm to
2 feet. 
.friday...south winds 10 to 20 knots becoming east 5 to 15 knots
in the afternoon. waves calm to 2 feet. 
.friday night...east winds 5 to 15 knots increasing to 10 to
20 knots after midnight. waves calm to 2 feet. 
.saturday...east winds 10 to 20 knots veering southeast. waves
building to 1 to 3 feet...then subsiding to calm to 2 feet. 
.sunday...southeast winds 10 to 20 knots backing east. a chance
of rain and snow showers. waves calm to 2 feet. 

$$

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