Expires:202411142300;;026029 FZUS63 KMQT 141448 GLFLS Open Lake Forecast for Lake Superior National Weather Service Marquette MI 948 AM EST Thu Nov 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 29.8 inch low pressure currently over southern Lake Michigan will slowly weaken and eventually dissipate while drifting to the southeast through Friday. Meanwhile, a 30.0 inch high pressure ridge over the Plains will slowly build to 30.2 inches while moving east, reaching the Upper Great Lakes late tonight and Friday. As the ridge drifts to the Lower Great Lakes by Saturday evening, a 29.5 inch low pressure will organize over northeast Colorado and then track to eastern North Dakota. This low will deepen to 29.4 inches as it moves over northern Ontario during Sunday. On Monday, a 30.0 inch high pressure ridge will quickly move across the Upper Great Lakes as a 29.2 inch low pressure organizes over the Southern Plains. LSZ162-142300- Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM- 948 AM EST Thu Nov 14 2024 /848 AM CST Thu Nov 14 2024/ .REST OF TODAY...Northeast winds 5 to 15 knots increasing to 10 to 20 knots. Waves calm to 2 feet. .TONIGHT...Northeast winds 5 to 15 knots becoming north less than 10 knots by midnight, then becoming west 5 to 15 knots late. Waves calm to 2 feet. .FRIDAY...Southwest winds 5 to 15 knots. Waves calm to 2 feet. .FRIDAY NIGHT...South winds 5 to 15 knots backing southeast after midnight. Waves calm to 2 feet. .SATURDAY...Southeast winds 10 to 20 knots increasing to 15 to 25 knots in the afternoon. Waves building to 1 to 3 feet. .SATURDAY NIGHT...South winds 15 to 25 knots. Waves building to 2 to 4 feet. .SUNDAY...West winds 20 to 30 knots. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to calm to 2 feet. .MONDAY...Southwest winds 10 to 20 knots backing east. Waves building to 1 to 3 feet. $$