Which change in the condition of the seas could indicate the formation of a tropical storm or hurricane several hundred miles from your location?
Official USCG Answer & Rule Citation
Correct Answer: Option B — A long swell from an unusual direction
A long-period ocean swell propagating from an unusual or distant direction is frequently the precursor to a distant tropical storm or hurricane. High winds generate long-wavelength swells that outrun the storm center, serving as a classic early warning indicator.
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