← Home🌬️ Wind Shift Tracker
—tap Start, then sail upwind on both tacks to calibrate
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Heading (COG)
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Speed (kn)
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Tack
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Est. wind from

Shift history (last few min)

Green above the line = lifted · red below = headed · zero = your tack average

This-tack averages

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Port avg hdg
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Stbd avg hdg
GPS off