Onoda marine weather forecast
Onoda (JPOND) is a port in Japan at 34°0.0′N 131°11.0′E. Today (Sep 16): NE wind 19–23 kn, waves 1.6–2.2 m, from the ECMWF IFS run 2026-09-16 00z. The live chart on this page shows current conditions and plans weather-optimized departures from this harbor.
Port facts (NGA World Port Index)| Position | 34°0.0′N 131°11.0′E |
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| UN/LOCODE | JPOND |
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| Harbor size | Small |
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| Harbor type | Open roadstead |
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| Shelter | Good |
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| Channel depth | 6 m |
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| Anchorage depth | 6 m |
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| Tide range | 4 m |
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| Pilotage | Advisable |
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| Time zone | Asia/Tokyo |
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Facilities & services (NGA World Port Index)| Supplies | Fuel oil, water |
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| Repairs | Limited |
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10-day marine forecast — Onoda
| Date | Wind | Gusts | Waves |
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| NE 19–23 kn | 31 kn | 1.6–2.2 m |
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| ENE 18–24 kn | 31 kn | 2.1–2.5 m |
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| ENE 15–19 kn | 25 kn | 1.6–1.9 m |
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| NE 17–21 kn | 28 kn | 1.7–2.1 m |
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| NNE 18–23 kn | 29 kn | 1.8–2.2 m |
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| NNE 19–22 kn | 27 kn | 1.9–2.4 m |
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| NE 20–20 kn | 25 kn | 2.1–2.1 m |
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| ENE 12–12 kn | 23 kn | 1.5–1.5 m |
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| NNE 6–6 kn | 9 kn | 0.7–0.7 m |
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| SSW 3–3 kn | 5 kn | 0.3–0.3 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.
What to watch in the forecast
Across the loaded 10-day outlook, the strongest daily modeled wind reaches 24 kn on Sep 17. The highest modeled significant wave height is 2.5 m on Sep 17. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Onoda right now?
As of the ECMWF IFS run 2026-09-16 00z: NE wind 19–23 kn, waves 1.6–2.2 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 Onoda?
Onoda is classed as a small harbor (open roadstead), with good shelter in the NGA World Port Index.
How deep is the approach to Onoda?
Per the NGA World Port Index, the entrance channel carries about 6 m and anchorage depths run about 6 m. Verify against current official charts before entry.