Dayton Yacht Harbor is a one hundred slip full service marina located on the west shore of Flathead Lake in the small town of Dayton, MT. Dayton lies approximately 29 miles south of Kalispell, MT and 21 miles north of Polson, MT.
Dayton Bay and adjoining Big Arm Bay offer prime sailing conditions throughout most of the day and evening. Easterly thermal winds begin between nine and ten AM and taper off by late afternoon or evening when the westerly thermals fill in. Typical daytime breezes average 6-12 knots most days. Occasional frontal systems will bring in 12-20 knot breezes in the afternoons.