Saint-Malo marine weather forecast
Saint-Malo (FRSML) is a port in France at 48°39.0′N 2°1.0′W. Today (Sep 15): NW wind 6–10 kn, waves 0.9–1.2 m, from the ECMWF IFS run 2026-09-15 12z. The live chart on this page shows current conditions and plans weather-optimized departures from this harbor.
Port facts (NGA World Port Index)| Position | 48°39.0′N 2°1.0′W |
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| UN/LOCODE | FRSML |
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| Harbor size | Small |
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| Harbor type | Coastal tide-gate harbor |
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| Shelter | Good |
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| Channel depth | 3 m |
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| Anchorage depth | 22 m |
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| Tide range | 13 m |
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| Pilotage | Compulsory |
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| Time zone | Europe/Paris |
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Facilities & services (NGA World Port Index)| Tugs | Assistance available |
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| Supplies | Fuel oil, diesel, water, provisions |
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| Repairs | Major (hull, machinery, electrical) |
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| Medical facilities | Available |
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10-day marine forecast — Saint-Malo
| Date | Wind | Gusts | Waves |
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| NW 6–10 kn | 26 kn | 0.9–1.2 m |
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| NW 5–8 kn | 18 kn | 0.9–1.1 m |
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| WSW 3–11 kn | 23 kn | 1.1–1.8 m |
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| W 5–7 kn | 16 kn | 1.1–1.8 m |
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| WSW 5–10 kn | 13 kn | 1.7–1.8 m |
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| WSW 5–6 kn | 7 kn | 0.9–1.5 m |
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| NNE 5–6 kn | 7 kn | 0.5–0.7 m |
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| NE 3–3 kn | 10 kn | 0.3–0.3 m |
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| ENE 6–6 kn | 15 kn | 0.4–0.4 m |
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| S 5–5 kn | 13 kn | 0.6–0.6 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 11 kn on Sep 17. The highest modeled significant wave height is 1.8 m on Sep 17. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Saint-Malo right now?
As of the ECMWF IFS run 2026-09-15 12z: NW wind 6–10 kn, waves 0.9–1.2 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 Saint-Malo?
Saint-Malo is classed as a small harbor (coastal tide-gate harbor), with good shelter in the NGA World Port Index.
How deep is the approach to Saint-Malo?
Per the NGA World Port Index, the entrance channel carries about 3 m and anchorage depths run about 22 m. Verify against current official charts before entry.
What restricts entry to Saint-Malo?
Entry is affected by ice, overhead clearance limits. Check the live forecast on this page and official notices before approach.