A lakeshore flood advisory for Macomb County goes into effect at 4 p.m. today as increasing southeast winds and waves will lead to higher water levels, according to the National Weather Service.The advisory will remain in place until 10 a.m. Thursday, the weather service said.Winds gusting to 34 mph are expected to develop later today and into tonight, which will produce waves of 2 to 4 feet along the Lake St.