Weekly Great Lakes Water Levels . Nearshore Forecast. Nowcasts updated by about 0030, 0630, 1230, and 1830 GMT (subtract 4 for EDT, 5 for EST) NEW GLCFS PQT Request Form (replaces the GLOS Point Query Tool) Comparison of this year vs last two years water temps and ice. Water Levels weekly; Open Lake Zone Forecasts. How to interpret the graphics on this page: This product is experimental. Click the Lake Superior map zone for Environment and Climate Change Canada’s (ECCC) marine forecast for that area. A slight chance of drizzle in the evening. Lake Winnebago. Coastal Program. 000 FZUS53 KDLH 250052 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 652 PM CST Tue Nov 24 2020 For waters within five nautical miles of shore on Lake Superior. Lake Superior Regulation. As the graphic to the right indicates, the forecast for Wisconsin, Michigan, and Minnesota including the entire Lake Superior region is for temperatures to "Below Normal" and what Cory described as Crushing Cold Historic Arctic Outbreaks occurring.That forecast … Contact Information. Contact Information. Depending on conditions, the Canadian side of Lake Superior may appear on the map as a single zone or two zones. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. GLCFS NOWCAST: 11/25/2020 (DOY 330) 0000 GMT - Experimental. Flood Monitoring. These two zones represent the different weather conditions on western and eastern Lake Superior. / Water Level Forecast. Comparison of nowcast forcing parameters. Lake Winnebago. Explanation of the MAFOR code. The water level forecast shows Lake Superior most likely staying six … Related Links. Lake Superior (Zone Name (Zone number/SAME code) Lake Superior (U.S. portion) - all zones; Lake Superior MAFOR only (LSZ261/091261 1) Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5 NM (LSZ162/091162) Related Links. Flood Monitoring. Western Lake Superior Marine Hazards Last Updated: Sat Nov 28 15:45:03 GMT 2020. All Lakes Forecasts. Occasional wave height is the average of Click here for an update on current water levels conditions, weather, and outflows and a forecast of water levels over the next month. Experimental 5-year Outlook of Great Lakes Water Levels. ... Lake Superior Regulation. Water Level Forecast. Coastal Program. Quick Links. Lake Superior is now almost two inches lower than last year and the record August water level. Long range weather outlook for Lake Superior Duluth includes 14 day forecast summary: Taking a look at Lake Superior Duluth over the coming two weeks and the average daytime maximum temperature will be around 0°C, with a high for the two weeks of 4°C expected on the afternoon of Thursday 26th. LSZ266-271015- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 901 PM EST Thu Nov 26 2020 REST OF TONIGHT West winds 15 to 25 knots diminishing to 10 to 20 knots by midnight.