Great Lakes Forecast
Issued by NWS
Issued by NWS
253 FZUS63 KMKX 131942 GLFLM OPEN LAKE FORECAST for Lake Michigan National Weather Service Milwaukee/Sullivan WI 242 PM CDT Thu Jun 13 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... Winds will continue to turn northwesterly as a cold front passes through the lake. Thunderstorms are expected at times this afternoon and evening over the southern quarter of the lake, where a Severe Thunderstorm Watch is in effect. Winds will be northerly on Friday behind departing low pressure and ahead of an approaching high of 30.1 inches. Winds will be lighter on Saturday, picking back up out of the south on Sunday as the high pushes east of the area. LMZ261-362-364-366-563-565-567-868-140315- 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- 242 PM CDT Thu Jun 13 2024 SHEBOYGAN WI TO PENTWATER MI NORTH... .TONIGHT...Northwest winds 10 to 15 kt becoming north. Waves 2 to 4 ft subsiding to 1 to 3 ft. .FRIDAY...North winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 3 ft. .FRIDAY NIGHT...North winds 10 to 20 kt becoming northeast 10 to 15 kt late in the evening, then diminishing to 5 to 10 kt after midnight becoming east late. Waves 1 to 3 ft subsiding to 1 to 2 ft. .SATURDAY...Southeast winds 5 to 10 kt increasing to 10 to 15 kt. Waves 1 to 2 ft. .SATURDAY NIGHT...Southeast winds 10 to 15 kt increasing to 15 to 25 kt overnight. Waves 1 to 2 ft building to 2 to 4 ft. .SUNDAY...South winds 15 to 25 kt increasing to 30 kt. Chance of showers. Waves 4 to 7 ft occasionally to 9 ft. .SUNDAY NIGHT...South winds 15 to 25 kt diminishing to 10 to 20 kt. Chance of showers. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft. .MONDAY...South winds 10 to 20 kt. Waves 3 to 5 ft. .TUESDAY...South winds 10 to 20 kt increasing to 15 to 25 kt. Waves 3 to 5 ft. $$ LMZ669-671-673-675-870-872-874-140315- Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5 NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5 NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid Lake- 242 PM CDT Thu Jun 13 2024 SHEBOYGAN WI TO PENTWATER MI SOUTH TO WINTHROP HARBOR IL TO SOUTH HAVEN MI... .TONIGHT...Southwest winds 10 to 15 kt veering to north 5 to 10 kt. Waves 1 to 3 ft subsiding to 1 to 2 ft. .FRIDAY...North winds 5 to 10 kt increasing to 10 to 20 kt. Waves 1 to 3 ft. .FRIDAY NIGHT...North winds 10 to 20 kt becoming northeast late in the evening, then diminishing to 10 to 15 kt after midnight diminishing to 5 to 10 kt late. Waves 2 to 4 ft. .SATURDAY...East winds 10 to 15 kt becoming southeast. Waves 1 to 2 ft. .SATURDAY NIGHT...Southeast winds 10 to 15 kt increasing to 15 to 25 kt overnight. Waves 1 to 2 ft building to 2 to 4 ft. .SUNDAY...South winds 15 to 25 kt. Chance of showers in the morning. Waves 4 to 7 ft occasionally to 9 ft. .SUNDAY NIGHT...South winds 15 to 25 kt diminishing to 10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. .MONDAY...South winds 10 to 20 kt. Waves 2 to 4 ft. .TUESDAY...South winds 10 to 20 kt increasing to 15 to 25 kt. Waves 3 to 5 ft. $$ LMZ080-777-779-876-878-140315- Lake Michigan from Michigan City IN to St. Joseph MI 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 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- 242 PM CDT Thu Jun 13 2024 WINTHROP HARBOR IL TO SOUTH HAVEN MI SOUTH... ...SEVERE THUNDERSTORM WATCH 408 IN EFFECT UNTIL 8 PM CDT THIS EVENING... .TONIGHT...South winds 10 to 15 kt veering to north 5 to 10 kt. Chance of showers and thunderstorms this evening. Waves 1 to 3 ft subsiding to 1 to 2 ft. .FRIDAY...North winds 5 to 10 kt increasing to 10 to 20 kt. Waves 1 to 2 ft building to 1 to 3 ft. .FRIDAY NIGHT...North winds 10 to 20 kt becoming northeast 10 to 15 kt. Waves 2 to 4 ft. .SATURDAY...East winds 5 to 10 kt increasing to 10 to 15 kt. Waves 1 to 3 ft. .SATURDAY NIGHT...Southeast winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 2 ft building to 1 to 3 ft. .SUNDAY...South winds 10 to 20 kt. Waves 3 to 5 ft. .SUNDAY NIGHT...South winds 10 to 20 kt. Waves 2 to 4 ft. .MONDAY...South winds 10 to 20 kt. Waves 1 to 3 ft. .TUESDAY...South winds 10 to 20 kt. Waves 1 to 3 ft. $$ LMZ761-140315- MAFOR 1322/ MICHIGAN NORTH 11620 11810 13800 12810 11820. A chance of showers early this evening. Waves 1 to 3 feet tonight. Waves 2 feet or less Friday. MICHIGAN SOUTH...SEVERE THUNDERSTORM WATCH IN EFFECT...11520 11510 11610 11700 11800 12810 11820. A chance of showers and thunderstorms this evening. Waves 1 to 3 feet. $$ Boxell Experimental modernized open lake forecast is available online at weather.gov/mkx/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes