Sanya Pt (CNSYA) — marine weather & port guide
Sanya Pt is a port in China at 18°19.0′N 109°27.0′E. Today (Aug 3): SSW wind 2–6 kn, waves 0.8–0.9 m, from the ECMWF IFS run 2026-08-03 12z. The live chart on this page shows current conditions and plans weather-optimized departures from this harbor.
Port facts (NGA World Port Index)| Position | 18°19.0′N 109°27.0′E |
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| UN/LOCODE | CNSYA |
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| Harbor size | Very small |
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| Harbor type | Open roadstead |
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| Shelter | Fair |
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| Channel depth | 6 m |
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| Anchorage depth | 5 m |
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| Tide range | 0 m |
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| Time zone | Asia/Shanghai |
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10-day marine forecast — Sanya Pt
| Date | Wind | Gusts | Waves |
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| SSW 2–6 kn | 9 kn | 0.8–0.9 m |
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| SW 1–7 kn | 19 kn | 0.6–0.9 m |
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| SW 1–5 kn | 12 kn | 0.9–1.3 m |
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| SW 0–4 kn | 13 kn | 0.8–1.3 m |
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| WNW 2–7 kn | 17 kn | 0.7–0.9 m |
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| WSW 2–5 kn | 6 kn | 0.9–1.1 m |
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| W 2–3 kn | 3 kn | 0.9–1.4 m |
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| NNE 2–2 kn | 13 kn | 1.0–1.0 m |
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| SSW 2–2 kn | 13 kn | 1.1–1.1 m |
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| SW 2–2 kn | 12 kn | 1.2–1.2 m |
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Forecast from the ECMWF IFS model run , waves from ECMWF WAM. Updated with each model cycle; the live chart below recalculates for your departure time and vessel.
Frequently asked
How is the weather at Sanya Pt right now?
As of the ECMWF IFS run 2026-08-03 12z: SSW wind 2–6 kn, waves 0.8–0.9 m. The 10-day outlook is in the forecast table on this page and updates with each model cycle.
How big is the harbor at Sanya Pt?
Sanya Pt is classed as a very small harbor (open roadstead), with fair shelter in the NGA World Port Index.
How deep is the approach to Sanya Pt?
Per the NGA World Port Index, the entrance channel carries about 6 m and anchorage depths run about 5 m. Verify against current official charts before entry.
What restricts entry to Sanya Pt?
Entry is affected by overhead clearance limits. Check the live forecast on this page and official notices before approach.