Marine Weather Message
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
478 WHUS73 KMKX 200743 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 243 AM CDT Mon Jul 20 2026 LMZ643-644-201545- /O.CON.KMKX.MS.Y.0002.000000T0000Z-260720T1200Z/ /O.CON.KMKX.SC.Y.0071.260720T1800Z-260721T1200Z/ Sheboygan to Port Washington WI- Port Washington to North Point Light WI- 243 AM CDT Mon Jul 20 2026 ...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 AM CDT TUESDAY... * WHAT...For the Dense Smoke Advisory, dense smoke will reduce visibility to 1 NM. For the Small Craft Advisory, southwest winds 15 to 20 kt with gusts up to 30 kt expected. * WHERE...Sheboygan to Port Washington WI and Port Washington to North Point Light WI. * WHEN...For the Dense Smoke Advisory, until 7 AM CDT this morning. For the Small Craft Advisory, from 1 PM this afternoon to 7 AM CDT Tuesday. * 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. && $$ LMZ645-201545- /O.CON.KMKX.MS.Y.0002.000000T0000Z-260720T1200Z/ /O.CON.KMKX.SC.Y.0071.260720T1800Z-260721T0600Z/ North Point Light to Wind Point WI- 243 AM CDT Mon Jul 20 2026 ...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM CDT TUESDAY... * WHAT...For the Dense Smoke Advisory, dense smoke will reduce visibility to 1 NM. For the Small Craft Advisory, southwest winds 15 to 20 kt with gusts up to 25 kt expected. * WHERE...North Point Light to Wind Point WI. * WHEN...For the Dense Smoke Advisory, until 7 AM CDT this morning. For the Small Craft Advisory, from 1 PM this afternoon to 1 AM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ080-261-362-364-366-563-565-567-646-669-671-673-675-777-779- 868-870-872-874-876-878-201200- /O.CON.KMKX.MS.Y.0002.000000T0000Z-260720T1200Z/ 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-Wind Point WI to Winthrop Harbor IL- 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- 243 AM CDT Mon Jul 20 2026 ...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... * WHAT...Dense smoke will reduce visibility to as low as 1 NM. * WHERE...All open waters of Lake Michigan. * WHEN...Until 7 AM CDT this morning. * 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. && $$