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Observed sea state around the tri-island state.
Not yet available from GMS
Observed sea state will appear here once GMS publishes it.
| Description | Wave height | What it means for small craft |
|---|---|---|
| Smooth | Under 0.5 m | Comfortable for all vessels |
| Slight | 0.5–1.25 m | Routine operating conditions |
| Moderate | 1.25–2.5 m | Uncomfortable in small open boats |
| Rough | 2.5–4.0 m | Hazardous for small craft |
| Very rough | Over 4.0 m | Small craft should remain in port |