La Spezia to Tarragona — sea route & marine weather
The sea route from La Spezia (ITSPE) to Tarragona (ESTAR) is about 445 nm — about 45 hours at 10 kn. Along the route today (Aug 3): E wind 2–11 kn, waves 0.3–0.5 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 445 nm |
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| Passage time at 10 kn | about 45 hours |
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| Great-circle distance | 422 nm |
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| La Spezia | 44°7.0′N 9°50.0′E |
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| Tarragona | 41°6.0′N 1°14.0′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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| E 2–11 kn | 21 kn | 0.3–0.5 m |
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| ESE 4–15 kn | 26 kn | 0.3–0.8 m |
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| ESE 1–10 kn | 17 kn | 0.2–0.3 m |
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| SSW 1–10 kn | 17 kn | 0.2–0.3 m |
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| SSW 2–11 kn | 14 kn | 0.2–0.8 m |
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| W 2–8 kn | 11 kn | 0.2–0.6 m |
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| SW 1–9 kn | 11 kn | 0.3–0.4 m |
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| W 3–12 kn | 18 kn | 0.1–0.7 m |
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| NNW 3–7 kn | 17 kn | 0.2–0.3 m |
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| W 6–7 kn | 19 kn | 0.2–0.3 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.
Frequently asked
How far is it from La Spezia to Tarragona by sea?
The water route is 445 nm (825 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Tarragona to La Spezia.
How long does the passage from La Spezia to Tarragona take?
about 45 hours 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 La Spezia and Tarragona today?
Along the route today, per the ECMWF IFS run 2026-08-03 12z: E wind 2–11 kn, waves 0.3–0.5 m. The day-by-day table on this page covers the next 10 days.