Expires:202306092215;;823558
FZUS63 KMQT 091402
GLFLS 

Open Lake Forecast for Lake Superior
National Weather Service Marquette MI
1002 AM EDT Fri Jun 9 2023

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...Ridging at 29.9 inches is currently centered over
northern Illinois shifts south today as a deepening 29.8 inch 
trough drops southwest across Ontario. This trough moves across 
Lake Superior tonight then stalls across the central Great Lakes 
through Sunday morning. North of this trough, a 30.2 inch high 
pressure builds across Ontario and Manitoba. By Sunday morning, a
29.7 inch low pressure develops over the Mid-Mississippi Valley 
then tracks into the Lower Great Lakes Sunday night. The low is 
expected to deepen to around 29.5 inches Monday night as it spins
across the north-central Great Lakes. This low exits into Quebec
Tuesday night as a Hudson Bay ridge builds to 30.1 inches. 


LSZ162-092215-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
1002 AM EDT Fri Jun 9 2023 /902 AM CDT Fri Jun 9 2023/

.REST OF TODAY...Southwest winds 5 to 15 knots increasing to
10 to 20 knots in the afternoon. Waves calm to 2 feet. 
.TONIGHT...Southwest winds 5 to 15 knots veering north after
midnight, then veering northeast late. A chance of showers and
thunderstorms, mainly after midnight. Waves calm to 2 feet. 
.SATURDAY...Northeast winds 10 to 20 knots becoming east 15 to
25 knots in the afternoon, then becoming northeast 10 to 20 knots
late. A chance of rain showers and a slight chance of
thunderstorms, mainly in the morning. Waves building to 2 to 4 
feet.
.SATURDAY NIGHT...Northeast winds 5 to 15 knots increasing to
10 to 20 knots after midnight. Waves subsiding to calm to 2 feet.
.SUNDAY...Northeast winds 10 to 20 knots becoming east 5 to
15 knots by mid afternoon. Waves building to 1 to 3 feet. 
.SUNDAY NIGHT...Northwest winds 5 to 15 knots. Waves subsiding to
calm to 2 feet. 
.MONDAY...West winds 5 to 15 knots increasing to 10 to 20 knots.
Waves calm to 2 feet. 
.TUESDAY...Southwest winds 10 to 20 knots veering northwest.
Waves calm to 2 feet. 

$$