Apparent Wind, Angle Calculator
Adjust the Boat Speed, TWA and TWS below!
Boat rotates
Boat stationary
30°
45°
60°
90°
130°
180°
TWS 15 kts
Boat direction
AWS 20.6 kts
Close haul
TWA 45°
TWS
15 kts
F4 · Moderate breeze
Boat Speed
7.0 kts
TWA
45°
AWA
31°
AWS
20.6 kts
Timeline
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Manual
Drag any slider to pause
Boat Speed
7.0 kn
TWA
45 °
TWS
15.0 kn
Close haul
BS 7.0 · AWA 31° · AWS 20.6 kts
Close reach
BS 7.7 · AWA 41° · AWS 20.0 kts
Beam reach
BS 9.0 · AWA 59° · AWS 17.5 kts
Broad reach
BS 8.0 · AWA 98° · AWS 11.6 kts
Dead downwind
BS 6.0 · AWA 180° · AWS 9.0 kts
True wind
Boat heading
Apparent wind (vector sum)