Qingdao to Masan — sea route & marine weather
The sea route from Qingdao (CNQIN) to Masan (KRMAS) is about 627 nm — about 3 days at 10 kn. Along the route today (Aug 3): SSE wind 4–13 kn, waves 0.1–0.6 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 627 nm |
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| Passage time at 10 kn | about 3 days |
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| Great-circle distance | 409 nm |
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| Qingdao | 36°2.0′N 120°16.0′E |
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| Masan | 35°12.0′N 128°34.0′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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| SSE 4–13 kn | 15 kn | 0.1–0.6 m |
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| SSE 1–16 kn | 20 kn | 0.1–0.8 m |
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| SE 3–17 kn | 22 kn | 0.1–1.1 m |
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| SE 3–21 kn | 27 kn | 0.2–1.4 m |
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| NE 3–20 kn | 26 kn | 0.3–2.3 m |
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| NNE 10–24 kn | 30 kn | 0.5–3.0 m |
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| ENE 3–23 kn | 28 kn | 0.6–3.4 m |
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| ESE 6–25 kn | 36 kn | 0.7–3.3 m |
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| ESE 8–25 kn | 35 kn | 0.7–3.1 m |
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| NE 8–20 kn | 28 kn | 0.7–2.0 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 far is it from Qingdao to Masan by sea?
The water route is 627 nm (1,161 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Masan to Qingdao.
How long does the passage from Qingdao to Masan 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 Qingdao and Masan today?
Along the route today, per the ECMWF IFS run 2026-08-03 12z: SSE wind 4–13 kn, waves 0.1–0.6 m. The day-by-day table on this page covers the next 10 days.