845 WHUS73 KMKX 191607 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 1107 AM CDT Tue May 19 2026 LMZ261-362-364-366-563-565-567-868-192000- /O.EXT.KMKX.MF.Y.0006.000000T0000Z-260519T2000Z/ 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 Pentwater to Manistee MI 5NM offshore to Mid Lake- 1107 AM CDT Tue May 19 2026 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... * WHAT...Dense fog will reduce visibility to less than 1 NM. * WHERE...Northern Open Waters of Lake Michigan. * WHEN...Until 3 PM CDT this afternoon. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ643-192015- /O.CON.KMKX.SC.Y.0055.000000T0000Z-260519T2100Z/ Sheboygan to Port Washington WI- 1107 AM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt expected. Winds veer west to northwest by mid afternoon. * WHERE...Nearshore Waters from Sheboygan to Port Washington. * WHEN...Until 4 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ644>646-192015- /O.CON.KMKX.SC.Y.0054.000000T0000Z-260519T2100Z/ Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 1107 AM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... * WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt expected. Winds veer west to northwest by mid afternoon. * WHERE...Nearshore Waters from Port Washington to Winthrop Harbor IL. * WHEN...Until 4 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ MRC  703 WHUS73 KMQT 191622 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1222 PM EDT Tue May 19 2026 LMZ248-250-200000- /O.EXT.KMQT.MF.Y.0013.000000T0000Z-260519T2000Z/ /O.CON.KMQT.SC.Y.0086.000000T0000Z-260520T0000Z/ Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1222 PM EDT Tue May 19 2026 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than one nautical mile. For the Small Craft Advisory, northwest winds 10 to 15 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...For the Dense Fog Advisory, until 4 PM EDT this afternoon. For the Small Craft Advisory, until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ221-191800- /O.EXT.KMQT.MF.Y.0013.000000T0000Z-260519T1800Z/ Green Bay North of line from Cedar River MI to Rock Island Passage- 1222 PM EDT Tue May 19 2026 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LSZ241-242-200000- /O.EXT.KMQT.SC.Y.0086.000000T0000Z-260520T0000Z/ Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- 1222 PM EDT Tue May 19 2026 /1122 AM CDT Tue May 19 2026/ ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... * WHAT...West winds 10 to 15 kt with gusts up to 25 kt and waves 3 to 4 ft occurring. * WHERE...Black River to Ontonagon MI and Ontonagon to Upper Entrance of Portage Canal MI. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ248-200300- /O.EXT.KMQT.SC.Y.0086.000000T0000Z-260520T0300Z/ Huron Islands to Marquette MI- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 PM EDT THIS EVENING... * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and waves 2 to 4 ft occurring. * WHERE...Huron Islands to Marquette MI. * WHEN...Until 11 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ249-200430- /O.EXT.KMQT.SC.Y.0086.000000T0000Z-260520T1800Z/ Marquette to Munising MI- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM EDT WEDNESDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. * WHERE...Marquette to Munising MI. * WHEN...Until 2 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-200430- /O.EXT.KMQT.SC.Y.0086.000000T0000Z-260520T2000Z/ Grand Marais to Whitefish Point MI- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EDT WEDNESDAY... * WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...Until 4 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ267-191800- /O.CON.KMQT.MF.Y.0011.000000T0000Z-260519T1800Z/ Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1222 PM EDT Tue May 19 2026 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LSZ240-191800- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260519T1800Z/ Saxon Harbor WI to Black River MI- 1222 PM EDT Tue May 19 2026 /1122 AM CDT Tue May 19 2026/ ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT /1 PM CDT/ THIS AFTERNOON... * WHAT...West winds around 10 kt with gusts up to 15 kt and waves 3 to 5 ft occurring. * WHERE...Saxon Harbor WI to Black River MI. * WHEN...Until 2 PM EDT /1 PM CDT/ this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ243-191800- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260519T1800Z/ Upper Entrance of Portage Canal to Eagle River MI- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...West winds around 15 kt with gusts up to 25 kt and waves around 4 ft occurring. * WHERE...Upper Entrance of Portage Canal to Eagle River MI. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ244-245-200000- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260520T0000Z/ Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and waves 2 to 5 ft occurring. * WHERE...Eagle River to Manitou Island MI and Manitou Island to Point Isabelle MI. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ246-247-200000- /O.CON.KMQT.SC.Y.0086.260519T1800Z-260520T0000Z/ Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...West winds around 15 kt with gusts up to 25 kt and waves 1 to 2 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ250-200430- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260520T1800Z/ Munising to Grand Marais MI- 1222 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT WEDNESDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft occurring. * WHERE...Munising to Grand Marais MI. * WHEN...Until 2 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$  229 WHUS76 KSEW 191633 MWWSEW URGENT - MARINE WEATHER MESSAGE National Weather Service Seattle WA 933 AM PDT Tue May 19 2026 PZZ131-132-200045- /O.CON.KSEW.SC.Y.0064.260520T0000Z-260520T1200Z/ Central U.S. Waters Strait Of Juan De Fuca- East Entrance U.S. Waters Strait Of Juan De Fuca- 933 AM PDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM PDT WEDNESDAY... * WHAT...West winds 20 to 30 kt. * WHERE...Central U. S. Waters Strait Of Juan De Fuca and East Entrance U. S. Waters Strait Of Juan De Fuca. * WHEN...From 5 PM this afternoon to 5 AM PDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Small Craft Advisory means that wind speeds of 21 to 33 knots and/or seas 10 feet or higher are expected to produce hazardous wave conditions to small craft. Inexperienced mariners, especially those operating smaller vessels should avoid navigating in these conditions. && $$ PZZ170-173-200045- /O.CON.KSEW.SC.Y.0064.260520T0000Z-260520T1200Z/ Coastal Waters From Cape Flattery To James Island 10 To 60 Nm- Coastal Waters From James Island To Point Grenville 10 To 60 Nm- 933 AM PDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM PDT WEDNESDAY... * WHAT...Northwest winds 15 to 25 kt and seas 8 to 10 ft. * WHERE...Coastal Waters From Cape Flattery To James Island 10 To 60 Nm and Coastal Waters From James Island To Point Grenville 10 To 60 Nm. * WHEN...From 5 PM this afternoon to 5 AM PDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Small Craft Advisory means that wind speeds of 21 to 33 knots and/or seas 10 feet or higher are expected to produce hazardous wave conditions to small craft. Inexperienced mariners, especially those operating smaller vessels should avoid navigating in these conditions. && $$ For more information from the National Weather Service visit http://weather.gov/seattle  593 WHUS73 KGRB 191650 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 1150 AM CDT Tue May 19 2026 LMZ521-522-200000- /O.EXP.KGRB.MF.Y.0007.000000T0000Z-260519T1700Z/ /O.CON.KGRB.SC.Y.0053.000000T0000Z-260520T0000Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 1150 AM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...DENSE FOG ADVISORY WILL EXPIRE AT NOON CDT TODAY... * WHAT...West winds 10 to 15 kts with gusts up to 25 kts and waves 1 to 2 ft. * WHERE...Central and Southern Bay of Green Bay. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ541>543-200000- /O.EXP.KGRB.MF.Y.0007.000000T0000Z-260519T1700Z/ /O.CON.KGRB.SC.Y.0053.000000T0000Z-260520T0000Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1150 AM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...DENSE FOG ADVISORY WILL EXPIRE AT NOON CDT TODAY... * WHAT...West winds 10 to 15 kts with gusts up to 25 kts and waves 3 to 6 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$