


Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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832 FZUS53 KMKX 302005 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 305 PM CDT Wed Jul 30 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-310900- Sheboygan to Port Washington WI- 305 PM CDT Wed Jul 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT... .THROUGH EARLY EVENING...Northeast wind 15 to 20 knots. Showers and slight chance of thunderstorms. Areas of smoke. Waves 3 to 4 feet. .TONIGHT...Northeast wind 15 to 20 knots becoming 15 to 25 knots in the late evening and overnight. Chance of showers in the evening. Slight chance of showers in the late evening and early morning. areas of smoke through the night. Waves 3 to 4 feet building to 5 to 7 feet. .THURSDAY...Northeast wind 10 to 20 knots rising to 15 to 25 knots late in the afternoon. Areas of smoke. Waves 5 to 7 feet subsiding to 4 to 6 feet in the late morning and afternoon. .THURSDAY NIGHT...North wind 15 to 25 knots veering northeast late in the evening, then becoming 15 to 20 knots after midnight easing to 10 to 15 knots early in the morning. Patchy smoke through around midnight. Waves 4 to 6 feet building to 5 to 7 feet late in the evening, then subsiding to 4 to 6 feet after midnight subsiding to 3 to 5 feet early in the morning. .FRIDAY...Northeast wind 10 to 15 knots. Sunny. Waves 3 to 4 feet subsiding to 1 to 3 feet late in the afternoon. $$ LMZ644-310900- Port Washington to North Point Light WI- 305 PM CDT Wed Jul 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT... .THROUGH EARLY EVENING...Northeast wind 15 to 20 knots. Showers and slight chance of thunderstorms. Waves 3 to 4 feet. .TONIGHT...Northeast wind 10 to 20 knots becoming 15 to 20 knots late in the evening, then becoming 15 to 25 knots after midnight. Showers likely and slight chance of thunderstorms through around midnight, then chance of showers after midnight. Waves 4 to 6 feet building to 6 to 8 feet. .THURSDAY...Northeast wind 15 to 25 knots easing to 10 to 20 knots late in the morning, then becoming northeast 10 to 20 knots early in the afternoon rising to 15 to 25 knots late in the afternoon. Areas of smoke. Waves 6 to 8 feet subsiding to 5 to 7 feet in the late morning and afternoon. .THURSDAY NIGHT...North wind 15 to 25 knots veering northeast late in the evening, then becoming northeast 15 to 25 knots after midnight becoming 15 to 20 knots early in the morning. Patchy smoke through around midnight. Waves 5 to 7 feet subsiding to 4 to 6 feet early in the morning. .FRIDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late morning and early afternoon. Sunny. Waves 3 to 4 feet. $$ LMZ645-310900- North Point Light to Wind Point WI- 305 PM CDT Wed Jul 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT... .THROUGH EARLY EVENING...North wind 10 to 15 knots becoming northeast 15 to 20 knots late in the afternoon. Showers and a chance of thunderstorms. Waves 3 to 5 feet. .TONIGHT...Northeast wind 10 to 20 knots rising to 15 to 25 knots after midnight. Showers through around midnight. Slight chance of thunderstorms through the night. Chance of showers after midnight. Waves 5 to 7 feet building to 6 to 8 feet early in the morning. .THURSDAY...Northeast wind 15 to 25 knots easing to 10 to 20 knots late in the morning, then becoming northeast 10 to 20 knots early in the afternoon becoming north 15 to 25 knots late in the afternoon. Slight chance of showers in the morning. patchy smoke through the day. Waves 6 to 8 feet subsiding to 5 to 7 feet in the afternoon. .THURSDAY NIGHT...North wind 15 to 25 knots veering northeast late in the evening, then becoming northeast 15 to 25 knots after midnight becoming 15 to 20 knots early in the morning. Patchy smoke through around midnight. Waves 6 to 8 feet subsiding to 5 to 7 feet early in the morning. .FRIDAY...Northeast wind 15 to 20 knots easing to 10 to 15 knots with gusts to around 20 knots late in the afternoon. Sunny. Waves 4 to 6 feet subsiding to 3 to 4 feet in the late morning and afternoon. $$ LMZ646-310900- Wind Point WI to Winthrop Harbor IL- 305 PM CDT Wed Jul 30 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THURSDAY NIGHT... .THROUGH EARLY EVENING...North wind 10 to 15 knots becoming northeast 15 to 20 knots late in the afternoon. Showers and a chance of thunderstorms. Waves 3 to 4 feet. .TONIGHT...Northeast wind 15 to 25 knots easing to 10 to 20 knots late in the evening, then rising to 15 to 25 knots after midnight. Showers and a chance of thunderstorms through around midnight, then chance of showers and slight chance of thunderstorms after midnight. Waves 4 to 6 feet building to 5 to 7 feet in the late evening and overnight. .THURSDAY...Northeast wind 15 to 25 knots easing to 10 to 20 knots late in the morning, then becoming 15 to 20 knots early in the afternoon backing north 15 to 25 knots late in the afternoon. Chance of showers in the morning. patchy smoke through the day. Waves 6 to 8 feet subsiding to 5 to 7 feet in the late morning and afternoon. .THURSDAY NIGHT...North wind 15 to 25 knots veering northeast late in the evening, then becoming 15 to 20 knots after midnight. Patchy smoke through around midnight. Waves 5 to 7 feet subsiding to 4 to 6 feet early in the morning. .FRIDAY...Northeast wind 15 to 20 knots becoming north 10 to 15 knots with gusts to around 20 knots late in the afternoon. Sunny. Waves 4 to 6 feet subsiding to 3 to 4 feet in the afternoon. $$ See Lake Michigan Open Waters Forecast for Saturday through Monday.