FZUS53 KIWX 151943 NSHIWX Nearshore Marine Forecast National Weather Service Northern Indiana 343 PM EDT Thu Oct 15 2026 For waters within five nautical miles of shore on Lake Michigan LMZ046-160215- Michigan City IN to New Buffalo MI- 343 PM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .TONIGHT...Southeast winds 10 to 15 knots becoming west and increasing to 30 knots after midnight. Showers with a slight chance of thunderstorms this evening, then a slight chance of showers after midnight. Waves 2 feet or less building to 5 to 8 feet. .FRIDAY...West winds to 30 knots becoming northwest and increasing to 35 knot gales in the afternoon. Gusts up to 40 knot gales. A slight chance of showers in the morning, then showers with a slight chance of thunderstorms in the afternoon. A slight chance of waterspouts in the afternoon. Waves 6 to 9 feet building to 11 to 15 feet. .FRIDAY NIGHT...North gales to 35 knots diminishing to 15 to 25 knots. Gusts up to 40 knot gales decreasing to 35 knot gales. A slight chance of waterspouts in the evening. Showers likely in the evening, then a chance of showers overnight. Waves 10 to 15 feet. .SATURDAY...Northeast winds 5 to 15 knots becoming southwest less than 10 knots. A slight chance of showers in the morning. Waves 5 to 9 feet subsiding to 2 to 3 feet. Winds and waves higher in and near thunderstorms. The water temperature at St. Joseph is 52 degrees and at Michigan City is 61 degrees. $$ LMZ043-160215- New Buffalo MI to St Joseph MI- 343 PM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM EDT THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .TONIGHT...Southeast winds 10 to 15 knots becoming west and increasing to 30 knots after midnight. Gusts up to 35 knot gales. Showers with a slight chance of thunderstorms this evening, then a slight chance of showers after midnight. Waves 2 feet or less building to 6 to 9 feet. .FRIDAY...Northwest winds to 30 knots becoming north and increasing to 35 knot gales in the afternoon. Gusts up to 40 knot gales. A chance of showers in the morning, then showers with a slight chance of thunderstorms in the afternoon. A slight chance of waterspouts in the afternoon. Waves 8 to 11 feet building to 12 to 16 feet. .FRIDAY NIGHT...North gales to 35 knots becoming northeast and diminishing to 15 to 20 knots overnight. Gusts up to 40 knot gales decreasing to 35 knot gales. A slight chance of waterspouts in the evening. Showers likely in the evening, then a chance of showers overnight. Waves 13 to 18 feet subsiding to 9 to 12 feet. .SATURDAY...Northeast winds 5 to 15 knots becoming southwest 10 knots or less. Sunny. Waves 6 to 9 feet subsiding to 2 to 3 feet. Winds and waves higher in and near thunderstorms. The water temperature at St. Joseph is 52 degrees and at Michigan City is 61 degrees. $$