Nagoya Ko to Wakamatsu/Kitakyushu — sea route & marine weather
The sea route from Nagoya Ko (JPNGO) to Wakamatsu/Kitakyushu (JPWAM) is about 715 nm — about 3 days at 10 kn. Along the route today (Sep 13): wind 4–14 kn, waves 0.3–1.5 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 715 nm |
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| Passage time at 10 kn | about 3 days |
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| Great-circle distance | 308 nm |
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| Nagoya Ko | 35°4.0′N 136°52.0′E |
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| Wakamatsu/Kitakyushu | 33°53.0′N 130°49.0′E |
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| Reference vessel | 4.5 m draft, 10 kn cruise |
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10-day marine forecast — along the route
| Date | Wind | Gusts | Waves |
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| 4–14 kn | 19 kn | 0.3–1.5 m |
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| 2–14 kn | 20 kn | 0.3–1.5 m |
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| N 1–18 kn | 24 kn | 0.9–1.6 m |
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| ENE 2–22 kn | 30 kn | 0.9–2.1 m |
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| ENE 9–23 kn | 29 kn | 1.2–3.2 m |
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| ENE 4–28 kn | 35 kn | 1.0–4.5 m |
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| NE 13–28 kn | 36 kn | 1.0–5.3 m |
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| ENE 16–52 kn | 70 kn | 2.3–8.6 m |
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| 12–36 kn | 91 kn | 2.2–6.5 m |
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| N 12–27 kn | 53 kn | 2.3–4.7 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 far is it from Nagoya Ko to Wakamatsu/Kitakyushu by sea?
The water route is 715 nm (1,323 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Wakamatsu/Kitakyushu to Nagoya Ko.
How long does the passage from Nagoya Ko to Wakamatsu/Kitakyushu take?
about 3 days at a 10 kn cruise. Scale by your own speed: at half the speed it takes about twice as long. The planner on this page recalculates for your vessel and live weather.
What is the weather between Nagoya Ko and Wakamatsu/Kitakyushu today?
Along the route today, per the ECMWF IFS run 2026-09-13 12z: wind 4–14 kn, waves 0.3–1.5 m. The day-by-day table on this page covers the next 10 days.