fzus63 kmqt 140746
glfls 
expires:202410141600;;248895

open lake forecast for lake superior
national weather service marquette mi
346 am edt mon oct 14 2024

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 29.6 inch low pressure over lake erie will deepen to
29.4 inches in new england by this evening. 30.4 inch high 
pressure near lake winnipeg will move to northern ontario and
builds to 30.5 inches by this evening. this high moves south into
southern minnesota by tuesday evening while weakening to 30.4
inches. this ridge weakens to 30.3 inches as it moves to the mid
mississippi valley wednesday evening. low pressure near 29.4 inch
begins to develop out of the northern plains thursday, sending 
weak low pressure troughing near 29.9 inches late into friday into
the upper mississippi valley.


lsz162-141600-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
346 am edt mon oct 14 2024 /246 am cdt mon oct 14 2024/

.early this morning...north winds 15 to 25 knots. numerous rain
showers. waves 2 to 4 feet. 
.today...north winds 15 to 25 knots veering northeast in the
afternoon. a slight chance of waterspouts. showers. waves
building to 4 to 7 feet occasionally to 9 feet. 
.tonight...northeast winds 20 to 30 knots becoming north 15 to
25 knots late. a slight chance of waterspouts through midnight.
scattered rain showers through midnight. waves building to 6 to
9 feet occasionally to 11 feet, then subsiding to 4 to 7 feet
occasionally to 9 feet. 
.tuesday...north winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon, then backing northwest late. waves
subsiding to calm to 2 feet. 
.tuesday night...northwest winds 5 to 15 knots backing west after
midnight. waves calm to 2 feet. 
.wednesday...southwest winds 10 to 20 knots increasing to 20 to
30 knots by mid afternoon. waves building to 3 to 5 feet
occasionally to 7 feet. 
.wednesday night...southwest winds 15 to 25 knots. waves
subsiding to 2 to 4 feet, then building to 3 to 5 feet
occasionally to 7 feet. 
.thursday...south winds 15 to 25 knots increasing to 20 to
30 knots. waves subsiding to 2 to 4 feet, then building to 3 to
5 feet occasionally to 7 feet. 
.friday...south winds 15 to 25 knots veering southwest. a chance
of showers. waves subsiding to 1 to 3 feet, then building to 2 to
4 feet. 

$$

fzus63 kmqt 140746
glfls 
expires:202410141600;;248896

open lake forecast for lake superior
national weather service marquette mi
346 am edt mon oct 14 2024

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 29.6 inch low pressure over lake erie will deepen to
29.4 inches in new england by this evening. 30.4 inch high 
pressure near lake winnipeg will move to northern ontario and
builds to 30.5 inches by this evening. this high moves south into
southern minnesota by tuesday evening while weakening to 30.4
inches. this ridge weakens to 30.3 inches as it moves to the mid
mississippi valley wednesday evening. low pressure near 29.4 inch
begins to develop out of the northern plains thursday, sending 
weak low pressure troughing near 29.9 inches late into friday into
the upper mississippi valley.


lsz263-141600-
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-
346 am edt mon oct 14 2024

.early this morning...northeast winds 10 to 20 knots. numerous
showers. waves 3 to 5 feet occasionally to 7 feet subsiding to
2 to 4 feet. 
.today...east winds 15 to 25 knots increasing to 20 to 30 knots
late. a slight chance of waterspouts. showers through early
afternoon. scattered showers by mid afternoon. waves building to
4 to 7 feet occasionally to 9 feet. 
.tonight...northeast winds 20 to 30 knots backing north late. a
slight chance of waterspouts. isolated rain showers. waves
building to 5 to 9 feet occasionally to 11 feet. 
.tuesday...north winds 15 to 25 knots backing northwest late.
isolated rain showers through early afternoon. waves subsiding to
2 to 4 feet. 
.tuesday night...northwest winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.wednesday...west winds 15 to 25 knots becoming southwest 20 to
30 knots by mid afternoon. waves building to 3 to 6 feet
occasionally to 8 feet. 
.wednesday night...southwest winds 15 to 25 knots. waves
3 to 6 feet occasionally to 8 feet. 
.thursday...south winds 20 to 30 knots. waves 3 to 6 feet 
occasionally to 8 feet. 
.friday...south winds 15 to 25 knots veering southwest. a chance
of showers. waves subsiding to 2 to 4 feet. 

$$