Mishima-Kawanoe Ko marine weather forecast
Mishima-Kawanoe Ko (JPMKX) is a port in Japan at 34°0.0′N 133°33.0′E. Today (Sep 16): ENE wind 2–6 kn, waves 0.2–0.5 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 133°33.0′E |
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| UN/LOCODE | JPMKX |
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| Harbor size | Small |
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| Harbor type | Coastal natural harbor |
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| Shelter | Fair |
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| Channel depth | 9 m |
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| Anchorage depth | 17 m |
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| Tide range | 4 m |
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| Time zone | Asia/Tokyo |
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Facilities & services (NGA World Port Index)| Tugs | Assistance available |
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| Supplies | Fuel oil, water, provisions |
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| Repairs | Limited |
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| Medical facilities | Available |
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10-day marine forecast — Mishima-Kawanoe Ko
| Date | Wind | Gusts | Waves |
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| ENE 2–6 kn | 16 kn | 0.2–0.5 m |
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| ENE 4–6 kn | 15 kn | 0.3–0.5 m |
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| NNE 4–5 kn | 11 kn | 0.3–0.4 m |
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| NE 4–6 kn | 12 kn | 0.3–0.5 m |
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| N 7–9 kn | 12 kn | 0.4–0.6 m |
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| N 8–12 kn | 15 kn | 0.5–0.6 m |
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| NNE 8–8 kn | 9 kn | 0.3–0.3 m |
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| ENE 2–2 kn | 9 kn | 0.2–0.2 m |
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| WSW 2–2 kn | 8 kn | 0.1–0.1 m |
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| W 1–1 kn | 6 kn | 0.1–0.1 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 12 kn on Sep 21. The highest modeled significant wave height is 0.6 m on Sep 20. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Mishima-Kawanoe Ko right now?
As of the ECMWF IFS run 2026-09-16 00z: ENE wind 2–6 kn, waves 0.2–0.5 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 Mishima-Kawanoe Ko?
Mishima-Kawanoe Ko is classed as a small harbor (coastal natural harbor), with fair shelter in the NGA World Port Index.
How deep is the approach to Mishima-Kawanoe Ko?
Per the NGA World Port Index, the entrance channel carries about 9 m and anchorage depths run about 17 m. Verify against current official charts before entry.
What restricts entry to Mishima-Kawanoe Ko?
Entry is affected by heavy swell, overhead clearance limits. Check the live forecast on this page and official notices before approach.