FZUS53 KIWX 270807 NSHIWX Nearshore Marine Forecast National Weather Service Northern Indiana 407 AM EDT Mon Oct 27 2025 For waters within five nautical miles of shore on Lake Michigan LMZ043-046-271415- New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI- 407 AM EDT Mon Oct 27 2025 .TODAY...East winds 10 to 20 knots. Mostly sunny. Waves 1 to 2 feet. .TONIGHT...East winds 10 to 15 knots increasing to 15 to 20 knots. A few gusts to 25 knots late evening and overnight. Mostly clear. Waves 1 to 3 feet. .TUESDAY...East winds 10 to 15 knots increasing to 15 to 20 knots. Mostly sunny. Waves 1 to 3 feet. .TUESDAY NIGHT...East winds 15 to 25 knots. A chance of showers overnight. Waves 1 to 3 feet building to 2 to 4 feet. The water temperature at St. Joseph is 55 degrees and at Michigan City is 56 degrees. $$