Sept-Iles marine weather forecast
Sept-Iles (CASEI) is a port in Canada at 50°12.0′N 66°23.0′W. Today (Nov 3): NW wind 1–10 kn, waves 0.2–0.6 m, from the ECMWF IFS run 2026-11-03 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 | 50°12.0′N 66°23.0′W |
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| UN/LOCODE | CASEI |
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| Harbor size | Medium |
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| Harbor type | River natural harbor |
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| Shelter | Good |
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| Channel depth | 11 m |
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| Anchorage depth | 11 m |
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| Tide range | 10 m |
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| Pilotage | Compulsory |
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| Time zone | America/Toronto |
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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 | Limited |
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| Medical facilities | Available |
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10-day marine forecast — Sept-Iles
| Date | Wind | Gusts | Waves |
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| NW 1–10 kn | 18 kn | 0.2–0.6 m |
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| ESE 3–9 kn | 18 kn | 0.2–1.4 m |
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| SE 4–6 kn | 12 kn | 0.8–1.1 m |
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| SW 3–10 kn | 23 kn | 0.5–0.8 m |
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| NNE 4–9 kn | 12 kn | 0.2–0.8 m |
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| E 8–8 kn | 10 kn | 0.5–1.6 m |
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| NW 0–0 kn | 1 kn | 1.8–1.8 m |
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| W 6–6 kn | 14 kn | 0.6–0.6 m |
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| SE 4–4 kn | 12 kn | 0.4–0.4 m |
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| NW 9–9 kn | 21 kn | 0.5–0.5 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 10 kn on Nov 6. The highest modeled significant wave height is 1.8 m on Nov 9. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Sept-Iles right now?
As of the ECMWF IFS run 2026-11-03 00z: NW wind 1–10 kn, waves 0.2–0.6 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 Sept-Iles?
Sept-Iles is classed as a medium harbor (river natural harbor), with good shelter in the NGA World Port Index.
How deep is the approach to Sept-Iles?
Per the NGA World Port Index, the entrance channel carries about 11 m and anchorage depths run about 11 m. Verify against current official charts before entry.
What restricts entry to Sept-Iles?
Entry is affected by ice. Check the live forecast on this page and official notices before approach.