Harbor Beach To Port Sanilac Mi-
South winds 5 to 10 knots through mid afternoon...becoming light and variable. Showers and thunderstorms. Waves 2 feet or less.
Light and variable winds...becoming north 5 to 10 knots late. Showers and a chance of thunderstorms through midnight...then light showers likely and a chance of thunderstorms after midnight. Waves 2 feet or less.
North winds 10 to 15 knots...increasing to 15 to 20 knots by afternoon. Mostly cloudy with light showers likely. Waves 3 to 5 feet. Maximum wave height around 7 feet. A Small Craft Advisory may be needed.
North winds 10 to 15 knots. Mostly clear. Waves 2 to 4 feet. Maximum wave height around 5 feet. See Lake Huron Open Lakes forecast for days 3 through 5.