Kagoshima Ko (JPKOJ) — marine weather & port guide
Kagoshima Ko is a port in Japan at 31°35.0′N 130°34.0′E. Today (Aug 3): SE wind 4–4 kn, waves 1.5–2.0 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 | 31°35.0′N 130°34.0′E |
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| UN/LOCODE | JPKOJ |
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| Harbor size | Medium |
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| Harbor type | Coastal natural harbor |
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| Shelter | Good |
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| Channel depth | 11 m |
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| Anchorage depth | 23 m |
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| Tide range | 2 m |
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| Pilotage | Advisable |
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| Time zone | Asia/Tokyo |
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10-day marine forecast — Kagoshima Ko
| Date | Wind | Gusts | Waves |
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| SE 4–4 kn | 9 kn | 1.5–2.0 m |
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| E 2–5 kn | 15 kn | 2.3–3.0 m |
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| ENE 3–9 kn | 19 kn | 3.6–5.7 m |
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| ENE 9–13 kn | 32 kn | 6.4–8.0 m |
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| E 11–15 kn | 36 kn | 5.5–8.1 m |
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| ESE 11–13 kn | 17 kn | 4.3–4.7 m |
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| ESE 11–11 kn | 13 kn | 3.3–3.8 m |
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| ESE 10–10 kn | 23 kn | 2.7–2.7 m |
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| ESE 5–5 kn | 12 kn | 2.2–2.2 m |
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| ESE 4–4 kn | 18 kn | 1.7–1.7 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 Kagoshima Ko right now?
As of the ECMWF IFS run 2026-08-03 12z: SE wind 4–4 kn, waves 1.5–2.0 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 Kagoshima Ko?
Kagoshima Ko is classed as a medium harbor (coastal natural harbor), with good shelter in the NGA World Port Index.
How deep is the approach to Kagoshima Ko?
Per the NGA World Port Index, the entrance channel carries about 11 m and anchorage depths run about 23 m. Verify against current official charts before entry.
What restricts entry to Kagoshima Ko?
Entry is affected by tidal windows, heavy swell. Check the live forecast on this page and official notices before approach.