####018005461#### FZUS63 KMKX 151345 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 845 AM CDT Fri Mar 15 2024 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON Lake Michigan. Waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the wave, along with the average height of the highest 10% of the waves which will occasionally be encountered. .SYNOPSIS... Northerly winds and higher waves will continue to gradually ease today as high pressure of 30.2 inches slides through the area. Winds will then pick back up out of the southwest tonight into early Saturday ahead of low pressure of 29.2 inches that will pass by just north of Lake Superior. Winds will become northwest by Saturday night behind the associated cold front, remaining north to northwest and breezy into early next week. LMZ261-362-364-366-563-565-567-868-152145- Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM offshore to Mid Lake- Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and north of a line from Charlevoix MI to South Fox Island 5 NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to Mid Lake- Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI- Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid Lake- 845 AM CDT Fri Mar 15 2024 SHEBOYGAN WI TO PENTWATER MI NORTH... .REST OF TODAY...North winds 10 to 20 kt backing to southwest 10 to 15 kt. Waves 2 to 4 ft subsiding to 1 to 3 ft. .TONIGHT...South winds 10 to 15 kt becoming southwest to 30 kt. Slight chance of rain overnight. Waves 1 to 3 ft building to 4 to 6 ft occasionally to 8 ft. .SATURDAY...Southwest winds to 30 kt becoming west 15 to 25 kt. Chance of rain in the morning. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. .SATURDAY NIGHT...Northwest winds 15 to 25 kt increasing to 30 kt. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft. .SUNDAY...Northwest winds to 30 kt. Chance of snow in the morning. Waves 4 to 7 ft occasionally to 9 ft. .SUNDAY NIGHT...Northwest winds to 30 kt becoming north. Chance of snow. Waves 4 to 7 ft occasionally to 9 ft building to 5 to 8 ft occasionally to 10 ft. .MONDAY...North winds to 30 kt becoming northwest. Waves 6 to 9 ft occasionally to 12 ft. .TUESDAY...West winds 10 to 20 kt. Waves 2 to 4 ft. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-152145- Lake Michigan from Michigan City IN to St. Joseph MI 5 NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid Lake- Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to Mid Lake- 845 AM CDT Fri Mar 15 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH... .REST OF TODAY...North winds 10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. .TONIGHT...Southwest winds 10 to 15 kt increasing to 15 to 25 kt. Waves 3 to 5 ft. .SATURDAY...Southwest winds to 30 kt becoming west 15 to 25 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft. .SATURDAY NIGHT...Northwest winds 15 to 25 kt increasing to 30 kt. Waves 4 to 7 ft occasionally to 9 ft building to 5 to 8 ft occasionally to 10 ft. .SUNDAY...Northwest winds to 30 kt. Waves 6 to 9 ft occasionally to 12 ft. .SUNDAY NIGHT...Northwest winds 15 to 25 kt increasing to 30 kt. Chance of snow. Waves 6 to 9 ft occasionally to 12 ft. .MONDAY...Northwest winds to 30 kt diminishing to 15 to 25 kt. Waves 7 to 10 ft occasionally to 13 ft. .TUESDAY...West winds 10 to 20 kt. Waves 3 to 5 ft. $$ LMZ761-152145- MAFOR 1516/ MICHIGAN NORTH 11710 11510 11410 11420 12530 12540. A chance of rain overnight and Saturday morning. Waves 1 to 3 feet this afternoon. Waves 2 feet or less building to 3 to 5 feet tonight. Waves 3 to 6 feet Saturday morning. MICHIGAN SOUTH 12810 11610 11410 12520 11530 11540. Waves 3 to 5 feet subsiding to 2 to 4 feet this afternoon. Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 3 to 6 feet building to 4 to 7 feet Saturday morning. $$ Gertonson Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes ####018004424#### FZUS61 KCLE 151346 GLFLE Open Lake Forecast for Lake Erie National Weather Service Cleveland OH 946 AM EDT Fri Mar 15 2024 For waters beyond five nautical miles of shore on Lake Erie Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. .SYNOPSIS... A cold front over southern Ohio Will continue to move southward through early afternoon. A ridge averaging 30.00 inches will build over the lake by this evening. Low pressure 29.30 inches develops north of Lake Superior on Saturday then moves eastward dragging a cold front across the lake Saturday night. A trough averaging 29.80 inches remains across the lake through Monday. LEZ162>164-152030- Detroit River Lt. to Maumee Bay OH to Reno Beach OH beyond 5NM offshoreline to US-Canadian border- Reno Beach to The Islands OH beyond 5NM off shoreline to US- Canadian border- The Islands to Vermilion OH beyond 5 nm off shoreline to US- Canadian border- 946 AM EDT Fri Mar 15 2024 .REST OF TODAY...North winds 5 to 15 knots. Patchy fog late this morning. Waves 2 feet or less. .TONIGHT...Northeast winds 5 to 10 knots becoming south. Waves 1 foot or less. .SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest. Waves 1 to 3 feet. .MONDAY...Northwest winds 15 to 20 knots becoming west. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...West winds 15 to 20 knots. A chance of snow showers during the day. Waves 1 to 3 feet. $$ LEZ165>167-152030- Vermilion to Avon Point OH beyond 5 nm off shoreline to US- Canadian border- Avon Point to Willowick OH beyond 5 nm off shoreline to US- Canadian border-Willowick to Geneva-on-the- Lake OH beyond 5NM off shoreline to US-Canadian border- 946 AM EDT Fri Mar 15 2024 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .REST OF TODAY...North winds 10 to 15 knots becoming northwest. Patchy dense fog late this morning. Waves 1 to 2 feet. .TONIGHT...Northwest winds 5 to 15 knots becoming southwest. Waves 2 feet or less. .SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west. Rain showers. Waves 2 to 4 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest. Waves 3 to 5 feet. .MONDAY...Northwest winds 15 to 20 knots. A chance of snow showers during the day. Waves 2 to 4 feet. .TUESDAY...West winds 15 to 20 knots. A chance of snow showers. Waves 3 to 5 feet. $$ LEZ061-168-169-152030- Ripley to Buffalo NY extending from 5NM off shoreline to US- Canadian border-Geneva-on-the- Lake to Conneaut OH beyond 5 nm off shoreline to US- Canadian border- Conneaut OH to Ripley NY beyond 5 nm off shoreline to US- Canadian border- 946 AM EDT Fri Mar 15 2024 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .REST OF TODAY...North winds 5 to 10 knots becoming west. Patchy dense fog late this morning. Waves 1 to 2 feet. .TONIGHT...West winds 5 to 15 knots becoming southwest. Waves 1 to 2 feet. .SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. Rain showers. Waves 2 to 4 feet. .SUNDAY...West winds 15 to 25 knots. A chance of snow and rain showers during the day. Waves 3 to 6 feet. .MONDAY...West winds 15 to 20 knots becoming northwest. A chance of snow showers during the day. Waves 3 to 5 feet. .TUESDAY...West winds 15 to 20 knots. A chance of snow showers. Waves 3 to 5 feet. $$ LEZ161-152030- MAFOR 1515/ ERIE WEST 1/3 13800 11100 11200 11400 11500 11510. Waves 2 feet or less. ERIE CENTRAL 1/3 11800 11700 12710 11700 12500 11510. Waves 2 feet or less this afternoon and tonight. Waves 1 to 3 feet Saturday morning. ERIE EAST 1/3 11700 13600 11700 11600 12510. Waves 1 to 3 feet. $$ ####018012742#### FZUS63 KMQT 151348 GLFLS Open Lake Forecast for Lake Superior National Weather Service Marquette MI 948 AM EDT Fri Mar 15 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 30.2 inch high pressure ridge is extending from the central Plains, across the Great Lakes and into Ontario this morning. This should continue to weaken while shifting to the Lower Great Lakes by late this evening, then 29.4 inch low pressure will drop southeast into northern Ontario. This low will slowly track across northern Ontario tonight and Saturday and then across southern Quebec on Sunday. In its wake, 30.6 inch high pressure building over Saskatchewan and Manitoba Saturday night and Sunday will weaken to 30.4 inches as it settles over the Northern Plains during Sunday night. A 30.1 inch ridge extending from the high will cross Lake Superior late Monday afternoon and Monday night. The ridge will be quickly followed by a 29.7 inch low pressure trough that crosses Lake Superior on Tuesday. LSZ162-152200- Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM- 948 AM EDT Fri Mar 15 2024 /848 AM CDT Fri Mar 15 2024/ ...GALE WARNING IN EFFECT FROM 8 PM EDT /7 PM CDT/ THIS EVENING THROUGH SUNDAY MORNING... .REST OF TODAY...Southwest winds 5 to 15 knots increasing to 20 to 30 knots. Waves calm to 2 feet building to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Southwest winds 20 to 30 knots with a few gale force gusts to 35 knots possible veering west after midnight. A slight chance of rain showers through midnight. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SATURDAY...West gales to 35 knots becoming northwest in the afternoon. Waves building to 4 to 7 feet occasionally to 9 feet. .SATURDAY NIGHT...Northwest gales to 35 knots diminishing to 20 to 30 knots after midnight. A slight chance of snow showers. Waves subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY...North gales to 35 knots. Waves 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...North gales to 35 knots diminishing to 20 to 30 knots after midnight. Waves subsiding to 2 to 4 feet. .MONDAY...West winds 15 to 25 knots diminishing to 10 to 20 knots. A chance of snow showers. Waves subsiding to calm to 2 feet. .TUESDAY...Northwest winds 15 to 25 knots. Waves building to 2 to 4 feet, then subsiding to 1 to 3 feet. $$ LSZ263-152200- Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 948 AM EDT Fri Mar 15 2024 ...GALE WARNING IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...Southwest winds 5 to 15 knots increasing to 20 to 30 knots. Waves calm to 2 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest gales to 40 knots becoming west gales to 35 knots late. A chance of rain showers. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 5 to 8 feet occasionally to 10 feet. .SATURDAY...West winds 20 to 30 knots with a few gale force gusts to 35 knots possible veering northwest late. A slight chance of rain showers through early afternoon. A slight chance of snow showers by mid afternoon. Waves building to 5 to 9 feet occasionally to 11 feet. .SATURDAY NIGHT...Northwest winds 20 to 30 knots with a few gale force gusts to 35 knots possible veering north after midnight. A chance of snow showers. Waves subsiding to 4 to 7 feet occasionally to 9 feet. .SUNDAY...North winds 20 to 30 knots with a few gale force gusts to 35 knots possible. A chance of snow showers. Waves subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...North winds 20 to 30 knots. A chance of snow showers. Freezing spray after midnight. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .MONDAY...Northwest winds 15 to 25 knots becoming west 10 to 20 knots. A chance of snow showers. Waves subsiding to calm to 2 feet, then building to 1 to 3 feet. .TUESDAY...Northwest winds 10 to 20 knots increasing to 15 to 25 knots. Waves building to 2 to 4 feet. $$ LSZ264-152200- Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 948 AM EDT Fri Mar 15 2024 ...GALE WARNING IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...Southwest winds 5 to 15 knots increasing to 15 to 25 knots. Waves calm to 2 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest gales to 40 knots becoming west gales to 35 knots late. A chance of rain showers, possibly mixed with snow. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 5 to 8 feet occasionally to 10 feet. .SATURDAY...West winds 20 to 30 knots with a few gale force gusts to 35 knots possible veering northwest late. A slight chance of rain showers. A slight chance of snow showers by mid afternoon. Waves 5 to 8 feet occasionally to 10 feet. .SATURDAY NIGHT...Northwest gales to 35 knots veering north after midnight. A slight chance of snow showers. Freezing spray after midnight. Waves building to 7 to 10 feet occasionally to 13 feet. .SUNDAY...North gales to 35 knots diminishing to 20 to 30 knots by mid afternoon. Freezing spray. Waves subsiding to 5 to 8 feet occasionally to 10 feet. .SUNDAY NIGHT...North gales to 35 knots diminishing to 20 to 30 knots after midnight. Freezing spray. A chance of snow showers. Waves building to 6 to 9 feet occasionally to 11 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. .MONDAY...Northwest winds 20 to 30 knots becoming west 10 to 20 knots. Freezing spray. Waves subsiding to calm to 2 feet, then building to 1 to 3 feet. .TUESDAY...Northwest winds 10 to 20 knots becoming north 15 to 25 knots. Waves building to 3 to 5 feet occasionally to 7 feet. $$ LSZ265-152200- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 948 AM EDT Fri Mar 15 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...West winds 5 to 15 knots becoming southwest 10 to 20 knots in the afternoon, then backing south late. Waves calm to 2 feet. .TONIGHT...South winds 10 to 20 knots becoming southwest 20 to 30 knots after midnight, then becoming west 15 to 25 knots late. A chance of rain showers. Waves building to 3 to 6 feet occasionally to 8 feet. .SATURDAY...West winds 15 to 25 knots increasing to gales to 35 knots in the afternoon. A chance of snow showers, possibly mixed with rain. Waves building to 4 to 7 feet occasionally to 9 feet. .SATURDAY NIGHT...Northwest gales to 35 knots diminishing to 20 to 30 knots after midnight. A chance of snow showers through midnight, then snow showers likely after midnight. Freezing spray after midnight. Waves subsiding to 3 to 6 feet occasionally to 8 feet, then building to 7 to 10 feet occasionally to 13 feet. .SUNDAY...North gales to 35 knots. Freezing spray through early afternoon. A chance of snow showers. Waves subsiding to 6 to 9 feet occasionally to 11 feet. .SUNDAY NIGHT...North gales to 35 knots diminishing to 20 to 30 knots after midnight. Freezing spray. Snow showers likely through midnight. A chance of snow showers after midnight. Waves subsiding to 5 to 8 feet occasionally to 10 feet. .MONDAY...Northwest winds 20 to 30 knots becoming west 15 to 25 knots. Freezing spray. A chance of snow showers. Waves subsiding to calm to 2 feet. .TUESDAY...Northwest winds 15 to 25 knots increasing to 20 to 30 knots. Waves building to 2 to 4 feet. $$ LSZ266-152200- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 948 AM EDT Fri Mar 15 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...Northwest winds 5 to 15 knots becoming southwest 10 to 20 knots in the afternoon, then backing south late. Waves 1 to 3 feet subsiding to calm to 2 feet, then building to 2 to 4 feet. .TONIGHT...South winds 20 to 30 knots becoming southwest gales to 40 knots after midnight. A chance of rain showers. A slight chance of snow showers after midnight. Waves building to 5 to 9 feet occasionally to 11 feet. .SATURDAY...West winds 20 to 30 knots becoming northwest gales to 35 knots late. A slight chance of rain showers. A chance of snow showers by mid afternoon. Waves building to 7 to 10 feet occasionally to 13 feet. .SATURDAY NIGHT...Northwest gales to 35 knots. A chance of snow showers. Freezing spray after midnight. Waves building to 8 to 11 feet occasionally to 14 feet. .SUNDAY...North gales to 40 knots. Freezing spray through early afternoon. A chance of snow showers. Waves subsiding to 7 to 10 feet occasionally to 13 feet. .SUNDAY NIGHT...North gales to 35 knots. Freezing spray. Snow showers likely through midnight. A chance of snow showers after midnight. Waves subsiding to 5 to 8 feet occasionally to 10 feet. .MONDAY...Northwest winds 20 to 30 knots diminishing to 10 to 20 knots. Freezing spray. A chance of snow showers. Waves subsiding to 1 to 3 feet. .TUESDAY...Northwest winds 10 to 20 knots increasing to 20 to 30 knots. Freezing spray. Waves building to 3 to 6 feet occasionally to 8 feet. $$ LSZ267-152200- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 948 AM EDT Fri Mar 15 2024 ...GALE WARNING IN EFFECT FROM SATURDAY MORNING THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...North winds 10 to 20 knots becoming west 5 to 15 knots in the afternoon, then backing southwest late. Waves calm to 2 feet. .TONIGHT...South winds 10 to 20 knots increasing to 20 to 30 knots after midnight, then veering southwest late. Rain showers after midnight. Waves building to 4 to 7 feet occasionally to 9 feet. .SATURDAY...West winds 20 to 30 knots increasing to gales to 35 knots late. A chance of rain showers. A chance of snow showers by mid afternoon. Waves building to 7 to 10 feet occasionally to 13 feet. .SATURDAY NIGHT...Northwest gales to 35 knots. A chance of snow showers through midnight, then snow showers likely after midnight. Waves building to 7 to 11 feet occasionally to 14 feet. .SUNDAY...Northwest gales to 35 knots veering north by mid afternoon. A chance of snow showers. Waves subsiding to 5 to 8 feet occasionally to 10 feet. .SUNDAY NIGHT...North gales to 35 knots. Freezing spray after midnight. Waves subsiding to 4 to 7 feet occasionally to 9 feet. .MONDAY...Northwest winds 20 to 30 knots diminishing to 15 to 25 knots. Freezing spray. A chance of snow showers. Waves subsiding to 1 to 3 feet. .TUESDAY...West winds 15 to 25 knots veering northwest. A chance of snow showers. Freezing spray. Waves building to 3 to 6 feet occasionally to 8 feet. $$ LSZ261-152200- MAFOR 1515/ Superior West...GALE WARNING IN EFFECT...11520 11530 13540 11650 12640. Waves 1 to 3 feet building to 2 to 4 feet this afternoon. Waves 3 to 6 feet building to 5 to 8 feet tonight. Waves 4 to 7 feet Saturday morning. Superior North Central...GALE WARNING IN EFFECT...11520 12530 11540 11557 11550 12640. Waves 1 to 3 feet building to 2 to 4 feet this afternoon. Waves 3 to 6 feet building to 6 to 10 feet tonight. Waves 6 to 9 feet Saturday morning. Superior South Central...GALE WARNING IN EFFECT...11610 13410 11520 11540 11630 11640. A chance of rain showers overnight. Waves 1 to 2 feet this afternoon. Waves 1 to 2 feet building to 3 to 5 feet tonight. Waves 3 to 6 feet Saturday morning. Superior East...GALE WARNING IN EFFECT...11700 11510 11410 12420 11546 11540 11640. Waves 2 feet or less this afternoon. Waves 1 to 3 feet building to 4 to 7 feet tonight. Waves 5 to 8 feet Saturday morning. $$ LC Experimental modernized open lake forecast is available online at weather.gov/mqt/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes