FZUS53 KMKX 151410 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 910 AM CDT Wed Apr 15 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-152200- Sheboygan to Port Washington WI- 910 AM CDT Wed Apr 15 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TODAY...Northwest wind 5 to 10 knots veering northeast in the afternoon. Areas of dense fog late in the morning and early afternoon. Widespread dense fog late in the afternoon. slight chance of thunderstorms late in the morning and early afternoon. Chance of showers through the day. Chance of thunderstorms late in the afternoon. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots. Widespread dense fog through the night. chance of thunderstorms through around midnight. Rain showers likely through the night. Slight chance of thunderstorms after midnight. Waves around 1 foot. .THURSDAY...North wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then becoming north 10 to 15 knots early in the afternoon easing to 5 to 10 knots late in the afternoon. Widespread dense fog in the morning. Patchy fog in the afternoon. chance of showers and slight chance of thunderstorms through the day. Waves 1 to 2 feet. .THURSDAY NIGHT...North wind 5 to 10 knots backing southwest after midnight, then backing south early in the morning. Partly cloudy. Waves around 1 foot. $$ LMZ644-152200- Port Washington to North Point Light WI- 910 AM CDT Wed Apr 15 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TODAY...Southwest wind 5 to 10 knots veering northwest early in the afternoon, then veering northeast late in the afternoon. Areas of dense fog through the day. chance of showers and slight chance of thunderstorms late in the morning. Rain showers likely and a chance of thunderstorms in the afternoon. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots veering east after midnight, then backing northeast early in the morning. Widespread dense fog through the night. showers with thunderstorms likely through around midnight. Rain showers likely and a chance of thunderstorms after midnight. Waves around 1 foot. .THURSDAY...West wind 5 to 10 knots veering north in the afternoon. Widespread dense fog in the morning. Patchy fog in the afternoon. showers likely and slight chance of thunderstorms through the day. Waves around 1 foot. .THURSDAY NIGHT...North wind 5 to 10 knots veering northeast late in the evening, then backing southwest after midnight backing southeast early in the morning. Partly cloudy through around midnight then becoming mostly cloudy. Waves around 1 foot. $$ LMZ645-152200- North Point Light to Wind Point WI- 910 AM CDT Wed Apr 15 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TODAY...Southwest wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Patchy dense fog late in the morning. Areas of dense fog early in the afternoon, then widespread dense fog late in the afternoon. chance of showers late in the morning and early afternoon. Chance of thunderstorms through the day, then showers likely late in the afternoon. Waves around 1 foot. .TONIGHT...North wind 5 to 10 knots veering southeast after midnight. Areas of dense fog through around midnight, then widespread dense fog after midnight. showers with thunderstorms likely through around midnight, then showers likely and a chance of thunderstorms after midnight. Waves around 1 foot. .THURSDAY...West wind 5 to 10 knots becoming north 10 to 15 knots in the late morning and early afternoon, then easing to 5 to 10 knots late in the afternoon. Widespread dense fog in the morning. Patchy fog in the afternoon. slight chance of thunderstorms in the morning. Rain showers likely through the day. Chance of thunderstorms in the afternoon. Waves around 1 foot. .THURSDAY NIGHT...North wind 5 to 10 knots backing southwest after midnight, then backing south early in the morning. Mostly cloudy. Waves around 1 foot. $$ LMZ646-152200- Wind Point WI to Winthrop Harbor IL- 910 AM CDT Wed Apr 15 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TODAY...Southwest wind 10 to 15 knots becoming south 5 to 10 knots late in the afternoon. Areas of dense fog through the day. chance of showers and thunderstorms late in the morning and early afternoon. Rain showers and thunderstorms likely late in the afternoon. Waves around 1 foot. .TONIGHT...Southeast wind 5 to 10 knots veering south early in the morning. Areas of dense fog through around midnight. Widespread dense fog after midnight. thunderstorms likely through around midnight. Rain showers through the night. Chance of thunderstorms after midnight. Waves around 1 foot. .THURSDAY...Southwest wind 5 to 10 knots veering north late in the afternoon. Patchy dense fog through the day. slight chance of thunderstorms in the morning. Rain showers likely through the day. Chance of thunderstorms in the afternoon. Waves around 1 foot. .THURSDAY NIGHT...North wind 5 to 10 knots backing southwest after midnight, then backing south early in the morning. Partly cloudy through around midnight then becoming mostly cloudy. Waves around 1 foot. $$ See Lake Michigan Open Waters Forecast for Friday through Sunday.