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Home Return to list Gale Warning 0040 Issued by the Milwaukee / Sullivan Forecast Office
Action: New Issued At: 2025-12-19 14:13:23 506 WHUS73 KMKX 192012 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 212 PM CST Fri Dec 19 2025 LMZ261-362-364-563-200415- /O.EXP.KMKX.GL.W.0039.000000T0000Z-251219T2000Z/ /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... ...GALE WARNING HAS EXPIRED... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 11 ft expected. * WHERE...Northern Third of the Open Waters of Lake Michigan. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The previous Gale Warning over the northern third of the open waters has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-200415- /O.EXP.KMKX.SC.Y.0115.000000T0000Z-251219T2000Z/ /O.EXT.KMKX.SC.Y.0116.251220T0500Z-251220T2100Z/ /O.NEW.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 212 PM CST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 3 PM CST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 PM SATURDAY TO 3 AM CST SUNDAY... ...SMALL CRAFT ADVISORY HAS EXPIRED... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 5 to 8 ft expected. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, from 11 PM this evening to 3 PM CST Saturday. For the Gale Warning, from 3 PM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The Small Craft Advisory from early this afternoon has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ366-565-567-669-671-673-675-868-870-872-874-876-200415- /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 12 ft expected. * WHERE...Central Third of the Open Waters of Lake Michigan, Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake, Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake, and Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-777-779-878-200415- /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft expected. * WHERE...Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake., Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake and Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-19 14:13:23 506 WHUS73 KMKX 192012 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 212 PM CST Fri Dec 19 2025 LMZ261-362-364-563-200415- /O.EXP.KMKX.GL.W.0039.000000T0000Z-251219T2000Z/ /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... ...GALE WARNING HAS EXPIRED... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 11 ft expected. * WHERE...Northern Third of the Open Waters of Lake Michigan. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The previous Gale Warning over the northern third of the open waters has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-200415- /O.EXP.KMKX.SC.Y.0115.000000T0000Z-251219T2000Z/ /O.EXT.KMKX.SC.Y.0116.251220T0500Z-251220T2100Z/ /O.NEW.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 212 PM CST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 3 PM CST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 PM SATURDAY TO 3 AM CST SUNDAY... ...SMALL CRAFT ADVISORY HAS EXPIRED... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 5 to 8 ft expected. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, from 11 PM this evening to 3 PM CST Saturday. For the Gale Warning, from 3 PM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The Small Craft Advisory from early this afternoon has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ366-565-567-669-671-673-675-868-870-872-874-876-200415- /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 12 ft expected. * WHERE...Central Third of the Open Waters of Lake Michigan, Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake, Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake, and Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-777-779-878-200415- /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft expected. * WHERE...Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake., Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake and Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-19 14:13:23 506 WHUS73 KMKX 192012 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 212 PM CST Fri Dec 19 2025 LMZ261-362-364-563-200415- /O.EXP.KMKX.GL.W.0039.000000T0000Z-251219T2000Z/ /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... ...GALE WARNING HAS EXPIRED... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 11 ft expected. * WHERE...Northern Third of the Open Waters of Lake Michigan. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The previous Gale Warning over the northern third of the open waters has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-200415- /O.EXP.KMKX.SC.Y.0115.000000T0000Z-251219T2000Z/ /O.EXT.KMKX.SC.Y.0116.251220T0500Z-251220T2100Z/ /O.NEW.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 212 PM CST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 3 PM CST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 PM SATURDAY TO 3 AM CST SUNDAY... ...SMALL CRAFT ADVISORY HAS EXPIRED... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 5 to 8 ft expected. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, from 11 PM this evening to 3 PM CST Saturday. For the Gale Warning, from 3 PM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The Small Craft Advisory from early this afternoon has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ366-565-567-669-671-673-675-868-870-872-874-876-200415- /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 12 ft expected. * WHERE...Central Third of the Open Waters of Lake Michigan, Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake, Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake, and Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-777-779-878-200415- /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft expected. * WHERE...Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake., Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake and Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: New Issued At: 2025-12-19 14:13:23 506 WHUS73 KMKX 192012 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 212 PM CST Fri Dec 19 2025 LMZ261-362-364-563-200415- /O.EXP.KMKX.GL.W.0039.000000T0000Z-251219T2000Z/ /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... ...GALE WARNING HAS EXPIRED... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 6 to 11 ft expected. * WHERE...Northern Third of the Open Waters of Lake Michigan. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The previous Gale Warning over the northern third of the open waters has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-200415- /O.EXP.KMKX.SC.Y.0115.000000T0000Z-251219T2000Z/ /O.EXT.KMKX.SC.Y.0116.251220T0500Z-251220T2100Z/ /O.NEW.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 212 PM CST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 3 PM CST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 PM SATURDAY TO 3 AM CST SUNDAY... ...SMALL CRAFT ADVISORY HAS EXPIRED... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 5 to 8 ft expected. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, from 11 PM this evening to 3 PM CST Saturday. For the Gale Warning, from 3 PM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...The Small Craft Advisory from early this afternoon has expired. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ366-565-567-669-671-673-675-868-870-872-874-876-200415- /O.UPG.KMKX.GL.A.0033.251220T2100Z-251221T0900Z/ /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 12 ft expected. * WHERE...Central Third of the Open Waters of Lake Michigan, Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake, Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake, and Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-777-779-878-200415- /O.NEW.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 212 PM CST Fri Dec 19 2025 ...GALE WARNING IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and waves 7 to 10 ft expected. * WHERE...Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake., Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake, Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake and Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-19 21:04:04 258 WHUS73 KMKX 200303 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 903 PM CST Fri Dec 19 2025 LMZ643>646-201115- /O.CON.KMKX.SC.Y.0116.251220T0500Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 903 PM CST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 PM SATURDAY TO 3 AM CST SUNDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 5 to 8 ft expected. For the Gale Warning, west winds 20 to 30 kt with gusts up to 40 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, until 3 PM CST Saturday. For the Gale Warning, from 3 PM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-201115- /O.CON.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 903 PM CST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 8 to 13 ft expected. * WHERE...All Open Waters of Lake Michigan. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-19 21:04:04 258 WHUS73 KMKX 200303 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 903 PM CST Fri Dec 19 2025 LMZ643>646-201115- /O.CON.KMKX.SC.Y.0116.251220T0500Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 903 PM CST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 PM SATURDAY TO 3 AM CST SUNDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 35 kt and waves 5 to 8 ft expected. For the Gale Warning, west winds 20 to 30 kt with gusts up to 40 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, until 3 PM CST Saturday. For the Gale Warning, from 3 PM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-201115- /O.CON.KMKX.GL.W.0040.251220T0700Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 903 PM CST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT FROM 1 AM SATURDAY TO 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 8 to 13 ft expected. * WHERE...All Open Waters of Lake Michigan. * WHEN...From 1 AM Saturday to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-20 02:18:11 262 WHUS73 KMKX 200817 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 217 AM CST Sat Dec 20 2025 LMZ643>646-201800- /O.CON.KMKX.SC.Y.0116.000000T0000Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 217 AM CST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM CST SUNDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, until 3 PM CST this afternoon. For the Gale Warning, from 3 PM this afternoon to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-201800- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 217 AM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 8 to 13 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-20 02:18:11 262 WHUS73 KMKX 200817 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 217 AM CST Sat Dec 20 2025 LMZ643>646-201800- /O.CON.KMKX.SC.Y.0116.000000T0000Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 217 AM CST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM CST SUNDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, until 3 PM CST this afternoon. For the Gale Warning, from 3 PM this afternoon to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-201800- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 217 AM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 8 to 13 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-20 09:14:45 291 WHUS73 KMKX 201514 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 914 AM CST Sat Dec 20 2025 LMZ643>646-202315- /O.CON.KMKX.SC.Y.0116.000000T0000Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 914 AM CST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM CST SUNDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, until 3 PM CST this afternoon. For the Gale Warning, from 3 PM this afternoon to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-202315- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 914 AM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gale force gusts up to 35 kt, becoming west 25 to 35 kt with gale force gusts to 40 kt. Waves 8 to 13 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ MRC Action: Continued Issued At: 2025-12-20 09:14:45 291 WHUS73 KMKX 201514 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 914 AM CST Sat Dec 20 2025 LMZ643>646-202315- /O.CON.KMKX.SC.Y.0116.000000T0000Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 914 AM CST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 3 AM CST SUNDAY... * WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt with gusts up to 30 kt and waves 5 to 8 ft. For the Gale Warning, west winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...For the Small Craft Advisory, until 3 PM CST this afternoon. For the Gale Warning, from 3 PM this afternoon to 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-202315- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 914 AM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...Southwest winds 20 to 30 kt with gale force gusts up to 35 kt, becoming west 25 to 35 kt with gale force gusts to 40 kt. Waves 8 to 13 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ MRC Action: Continued Issued At: 2025-12-20 14:44:24 238 WHUS73 KMKX 202044 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 244 PM CST Sat Dec 20 2025 LMZ643>646-210445- /O.EXP.KMKX.SC.Y.0116.000000T0000Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 244 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM CST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-210445- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 244 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 12 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ MRC Action: Continued Issued At: 2025-12-20 14:44:24 238 WHUS73 KMKX 202044 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 244 PM CST Sat Dec 20 2025 LMZ643>646-210445- /O.EXP.KMKX.SC.Y.0116.000000T0000Z-251220T2100Z/ /O.CON.KMKX.GL.W.0040.251220T2100Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 244 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM CST THIS AFTERNOON... * WHAT...West winds 20 to 30 kt with gusts up to 35 kt expected. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-210445- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 244 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...West winds 25 to 35 kt with gusts up to 40 kt and waves 7 to 12 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ MRC Action: Continued Issued At: 2025-12-20 20:09:32 433 WHUS73 KMKX 210209 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 809 PM CST Sat Dec 20 2025 LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-210900- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 809 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...Northwest winds 25 to 35 kt and waves 7 to 12 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-210900- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 809 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-20 20:09:32 433 WHUS73 KMKX 210209 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 809 PM CST Sat Dec 20 2025 LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-210900- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 809 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...Northwest winds 25 to 35 kt and waves 7 to 12 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-210900- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 809 PM CST Sat Dec 20 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST SUNDAY... * WHAT...Northwest winds 20 to 25 kt with gusts up to 35 kt. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 3 AM CST Sunday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-21 02:19:12 489 WHUS73 KMKX 210818 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 218 AM CST Sun Dec 21 2025 LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-210930- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 218 AM CST Sun Dec 21 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST EARLY THIS MORNING... * WHAT...Northwest winds around 25 kt with gusts up to 30 kt and waves 7 to 10 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST early this morning. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-210930- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 218 AM CST Sun Dec 21 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST EARLY THIS MORNING... * WHAT...Northwest winds around 20 kt with gusts up to 25 kt. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 3 AM CST early this morning. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Action: Continued Issued At: 2025-12-21 02:19:12 489 WHUS73 KMKX 210818 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 218 AM CST Sun Dec 21 2025 LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-210930- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM 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 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 218 AM CST Sun Dec 21 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST EARLY THIS MORNING... * WHAT...Northwest winds around 25 kt with gusts up to 30 kt and waves 7 to 10 ft. * WHERE...All Open Waters of Lake Michigan. * WHEN...Until 3 AM CST early this morning. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL INFORMATION...The stronger westerly winds will arrive along a cold front earlier in the north half than the south half, between 3 PM and 9 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ LMZ643>646-210930- /O.CON.KMKX.GL.W.0040.000000T0000Z-251221T0900Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 218 AM CST Sun Dec 21 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM CST EARLY THIS MORNING... * WHAT...Northwest winds around 20 kt with gusts up to 25 kt. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 3 AM CST early this morning. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||