São Francisco do Sul (BRSFS) — marine weather & port guide
São Francisco do Sul is a port in Brazil at 26°14.0′S 48°38.0′W. Today (Aug 3): NW wind 1–4 kn, waves 1.2–1.2 m, from the ECMWF IFS run 2026-08-03 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 | 26°14.0′S 48°38.0′W |
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| UN/LOCODE | BRSFS |
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| Harbor size | Small |
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| Harbor type | River natural harbor |
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| Shelter | Poor |
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| Channel depth | 11 m |
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| Anchorage depth | 8 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | America/Sao_Paulo |
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10-day marine forecast — São Francisco do Sul
| Date | Wind | Gusts | Waves |
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| NW 1–4 kn | 12 kn | 1.2–1.2 m |
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| NW 1–4 kn | 9 kn | 1.2–1.5 m |
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| NNW 2–7 kn | 17 kn | 1.3–1.5 m |
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| NW 5–13 kn | 32 kn | 1.2–1.2 m |
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| NW 8–13 kn | 25 kn | 1.2–1.5 m |
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| E 5–6 kn | 7 kn | 1.2–2.3 m |
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| NNE 7–9 kn | 11 kn | 1.8–2.6 m |
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| SE 8–8 kn | 17 kn | 2.4–2.4 m |
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| ESE 8–8 kn | 17 kn | 2.2–2.2 m |
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| E 5–5 kn | 11 kn | 2.0–2.0 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 is the weather at São Francisco do Sul right now?
As of the ECMWF IFS run 2026-08-03 12z: NW wind 1–4 kn, waves 1.2–1.2 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 São Francisco do Sul?
São Francisco do Sul is classed as a small harbor (river natural harbor), with poor shelter in the NGA World Port Index.
How deep is the approach to São Francisco do Sul?
Per the NGA World Port Index, the entrance channel carries about 11 m and anchorage depths run about 8 m. Verify against current official charts before entry.
What restricts entry to São Francisco do Sul?
Entry is affected by overhead clearance limits. Check the live forecast on this page and official notices before approach.