Hon Gai (VNHON) — marine weather & port guide
Hon Gai is a port in Vietnam at 20°57.0′N 107°4.0′E. Today (Aug 3): S wind 5–10 kn, waves 0.7–0.8 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 | 20°57.0′N 107°4.0′E |
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| UN/LOCODE | VNHON |
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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 | 8 m |
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| Anchorage depth | 16 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | Asia/Bangkok |
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10-day marine forecast — Hon Gai
| Date | Wind | Gusts | Waves |
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| S 5–10 kn | 16 kn | 0.7–0.8 m |
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| SSE 4–6 kn | 10 kn | 0.4–0.6 m |
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| ENE 7–11 kn | 16 kn | 0.4–0.5 m |
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| NE 4–14 kn | 19 kn | 0.5–0.7 m |
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| W 6–14 kn | 18 kn | 0.3–0.7 m |
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| WSW 5–14 kn | 17 kn | 0.4–0.7 m |
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| W 8–9 kn | 11 kn | 0.6–0.6 m |
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| SW 14–14 kn | 18 kn | 0.8–0.8 m |
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| SW 13–13 kn | 16 kn | 0.8–0.8 m |
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| SW 11–11 kn | 14 kn | 0.8–0.8 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 Hon Gai right now?
As of the ECMWF IFS run 2026-08-03 12z: S wind 5–10 kn, waves 0.7–0.8 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 Hon Gai?
Hon Gai is classed as a very small harbor (open roadstead), with fair shelter in the NGA World Port Index.
How deep is the approach to Hon Gai?
Per the NGA World Port Index, the entrance channel carries about 8 m and anchorage depths run about 16 m. Verify against current official charts before entry.
What restricts entry to Hon Gai?
Entry is affected by tidal windows. Check the live forecast on this page and official notices before approach.