Nishihara (JPNHR) — marine weather & port guide
Nishihara is a port in Japan at 26°13.0′N 127°48.0′E. Today (Aug 3): N wind 8–10 kn, waves 1.5–1.8 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 | 26°13.0′N 127°48.0′E |
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| UN/LOCODE | JPNHR |
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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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| Tide range | 1 m |
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| Pilotage | Advisable |
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| Time zone | Asia/Tokyo |
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10-day marine forecast — Nishihara
| Date | Wind | Gusts | Waves |
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| N 8–10 kn | 14 kn | 1.5–1.8 m |
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| NE 6–12 kn | 15 kn | 1.9–2.2 m |
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| NNE 11–21 kn | 28 kn | 2.5–4.7 m |
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| NW 28–38 kn | 61 kn | 5.4–8.2 m |
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| SSW 35–49 kn | 72 kn | 7.4–8.1 m |
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| S 26–30 kn | 38 kn | 5.9–6.5 m |
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| SE 18–21 kn | 27 kn | 4.1–4.9 m |
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| SSE 13–13 kn | 25 kn | 3.4–3.4 m |
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| S 11–11 kn | 18 kn | 2.5–2.5 m |
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| SSW 10–10 kn | 19 kn | 2.0–2.0 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 Nishihara right now?
As of the ECMWF IFS run 2026-08-03 12z: N wind 8–10 kn, waves 1.5–1.8 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 Nishihara?
Nishihara is classed as a very small harbor (open roadstead), with fair shelter in the NGA World Port Index.