Expires:202411142300;;026035 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. LSZ261-142300- MAFOR 1416/ Superior West 13110 11100 11800 11700 11600 11500. Waves 1 to 2 feet. Superior North Central 11210 11220 12210 11200 12300 11400. Waves 1 to 3 feet. Superior South Central 11210 11220 11210 11310 12300 11400 11500. A chance of rain this afternoon. Waves 1 to 3 feet. Superior East 11226 11220 11210 12310 12300 11400. Waves 1 to 4 feet. $$ Rolfson Experimental modernized open lake forecast is available online at weather.gov/mqt/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes