fzus63 kmqt 270140
glfls 
expires:201903270945;;393600

open lake forecast for lake superior
national weather service marquette mi
940 pm edt tue mar 26 2019

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 30.4 inch ridge centered over the lower great lakes
this evening will shift to new england on wednesday morning. a 
low pressure system of 29.6 inches near lake winnipeg wednesday 
morning will move to central ontario on wednesday evening. this 
low will deepen to 29.3 inches as it tracks to near james bay on 
thursday morning. a 30.4 inch high pressure ridge over the 
canadian prairies thursday morning will weaken to 30.2 inches as 
it shifts across the upper great lakes friday morning. look for a 
trough of 29.9 inches to pass to the north of lake superior friday
night. a 30.3 inch ridge of high pressure quickly moves in behind
the trough on saturday night, and will remain over the great 
lakes through the weekend.
 


lsz162-270945-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
940 pm edt tue mar 26 2019 /840 pm cdt tue mar 26 2019/

.rest of tonight...south winds 5 to 15 knots veering southwest
after midnight, then backing south late. waves calm to 2 feet. 
.wednesday...south winds 5 to 15 knots veering southwest late. a
chance of rain showers. waves 1 to 3 feet. 
.wednesday night...southwest winds 10 to 20 knots veering west
after midnight, then diminishing to 5 to 15 knots late. waves
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
1 to 3 feet. 
.thursday...west winds 10 to 20 knots veering northwest by mid
afternoon. waves subsiding to calm to 2 feet. 
.thursday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.friday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet. 
.friday night...west winds 5 to 15 knots becoming north 15 to
25 knots after midnight. waves building to 2 to 4 feet. 
.saturday...north winds 15 to 25 knots diminishing to 5 to
15 knots. waves building to 3 to 6 feet occasionally to 8 feet,
then subsiding to calm to 2 feet. 
.sunday...southwest winds 5 to 15 knots veering west. waves
building to 1 to 3 feet. 

note, wave height forecasts are for ice free areas.

$$

fzus63 kmqt 270140
glfls 
expires:201903270945;;393601

open lake forecast for lake superior
national weather service marquette mi
940 pm edt tue mar 26 2019

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 30.4 inch ridge centered over the lower great lakes
this evening will shift to new england on wednesday morning. a 
low pressure system of 29.6 inches near lake winnipeg wednesday 
morning will move to central ontario on wednesday evening. this 
low will deepen to 29.3 inches as it tracks to near james bay on 
thursday morning. a 30.4 inch high pressure ridge over the 
canadian prairies thursday morning will weaken to 30.2 inches as 
it shifts across the upper great lakes friday morning. look for a 
trough of 29.9 inches to pass to the north of lake superior friday
night. a 30.3 inch ridge of high pressure quickly moves in behind
the trough on saturday night, and will remain over the great 
lakes through the weekend.
 


lsz263-270945-
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-
940 pm edt tue mar 26 2019

.rest of tonight...south winds 5 to 15 knots. waves calm to
2 feet building to 1 to 3 feet. 
.wednesday...south winds 5 to 15 knots becoming southwest 10 to
20 knots late. a chance of rain showers. waves building to 2 to
4 feet. 
.wednesday night...southwest winds 15 to 25 knots becoming west
10 to 20 knots after midnight. waves building to 3 to 6 feet
occasionally to 8 feet, then subsiding to 2 to 4 feet. 
.thursday...west winds 10 to 20 knots. waves subsiding to calm to
2 feet. 
.thursday night...northwest winds 5 to 15 knots. waves calm to
2 feet. 
.friday...west winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet. 
.friday night...west winds 10 to 20 knots becoming north 20 to
30 knots after midnight. a chance of snow showers. waves building
to 3 to 5 feet occasionally to 7 feet. 
.saturday...north winds 20 to 30 knots diminishing to 10 to
20 knots. freezing spray. a chance of snow showers. waves
building to 4 to 7 feet occasionally to 9 feet, then subsiding to
calm to 2 feet. 
.sunday...west winds 5 to 15 knots backing southwest. a chance of
snow showers. waves building to 1 to 3 feet. 

note, wave height forecasts are for ice free areas.

$$