Leeway Angle
Approximate leeway angle from the beam-wind component and ship speed, using the rule of thumb: leeway (°) = wind speed / ship speed × f.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| True wind speed | kn | |
| Wind angle off bow | ° | |
| Speed through water | kn | |
| Empirical hull factor |
Source: Bowditch - American Practical Navigator
In short
Approximate leeway angle from the beam-wind component and ship speed, using the rule of thumb: leeway (\u00b0) = wind speed / ship speed \u00d7 f.