CastScience

East shore flats off Mitchell's Bay

WaterOntario
Depth6-12 ft
BottomWeed flats, sand
CurrentNo
River plumeNo
Well-known spotNo
Position42.443, -82.457 (approximate center)

Shallow fall option; avoid Walpole Island waters to the north

Waves by wind direction and speed

SPM shallow-water wave model (SPEC 5.5) at the area's wave depth of 2.7432000000000003 m, over-water wind, fetch from the lake outline. Hmax = 1.86 x Hs, the largest wave in about an hour.

Wind fromFetch10 mph15 mph20 mph25 mph
N3.6 km0.4 ft / 0.8 ft0.7 ft / 1.3 ft1.0 ft / 1.8 ft1.2 ft / 2.3 ft
NE5.2 km0.5 ft / 0.9 ft0.8 ft / 1.5 ft1.1 ft / 2.1 ft1.4 ft / 2.6 ft
E3.8 km0.4 ft / 0.8 ft0.7 ft / 1.3 ft1.0 ft / 1.8 ft1.3 ft / 2.3 ft
SE5.1 km0.5 ft / 0.9 ft0.8 ft / 1.5 ft1.1 ft / 2.0 ft1.4 ft / 2.6 ft
S13.8 km0.7 ft / 1.4 ft1.1 ft / 2.1 ft1.5 ft / 2.8 ft1.9 ft / 3.5 ft
SW22.8 km0.8 ft / 1.6 ft1.3 ft / 2.4 ft1.7 ft / 3.1 ft2.0 ft / 3.8 ft
W34.2 km0.9 ft / 1.7 ft1.4 ft / 2.6 ft1.8 ft / 3.3 ft2.1 ft / 3.9 ft
NW8.8 km0.6 ft / 1.1 ft1.0 ft / 1.8 ft1.3 ft / 2.5 ft1.7 ft / 3.1 ft

Each cell: significant wave height / largest wave in about an hour. Above 2 ft: caution.

Wave heights are model estimates from forecast wind, not measurements, and actual waves can be 25% or more higher. Check the marine forecast and the water at the launch before you go. The decision to go out is yours. Full text

Evidence

  • Guide Gerry Gostenik
    Fall movement toward the Canadian shore, vegetation patches on flats