Expires:202106182215;;459321
FZUS63 KMQT 181414
GLFLS 

Open Lake Forecast for Lake Superior
National Weather Service Marquette MI
1014 AM EDT Fri Jun 18 2021

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 trough across Lake Superior will deepen to 29.6 
inches over northern Lake Superior today and expand across the 
eastern half of the Lake Friday evening. The troughing will weaken
over Lake Superior Saturday morning as a weak 29.8 inch ridge 
shifts over the region. A 29.5 inch area of low pressure will 
approach from the west Sunday and move over Lake Superior Sunday 
night. Weak 29.8 inch ridging returns over western portions of 
Lake Superior Monday evening and builds to 29.9 inches as it 
shifts across the Lake on Tuesday.


LSZ265-182215-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
1014 AM EDT Fri Jun 18 2021

.REST OF TODAY...West winds 15 to 25 knots veering northwest
late. Waves 1 to 3 feet. 
.TONIGHT...Northwest winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. Waves subsiding to calm to 2 feet. 
.SATURDAY...Northwest winds 5 to 15 knots veering north late.
Waves calm to 2 feet. 
.SATURDAY NIGHT...South winds 5 to 15 knots. Waves calm to
2 feet. 
.SUNDAY...Southeast winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. Showers likely by mid afternoon. Waves
calm to 2 feet. 
.SUNDAY NIGHT...South winds 10 to 20 knots becoming west 15 to
25 knots after midnight. Showers. Waves building to 1 to 3 feet. 
.MONDAY...Northwest winds 15 to 25 knots diminishing to 10 to
20 knots. A chance of showers. Waves building to 2 to 4 feet,
then subsiding to calm to 2 feet. 
.TUESDAY...West winds 10 to 20 knots backing southwest. Waves
calm to 2 feet. 

$$