Quemchi (CLQMC) — marine weather & port guide
Quemchi is a port in Chile at 42°8.0′S 73°29.0′W. Today (Aug 3): NW wind 15–17 kn, waves 2.8–2.8 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 | 42°8.0′S 73°29.0′W |
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| UN/LOCODE | CLQMC |
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| Harbor size | Very small |
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| Harbor type | Coastal natural harbor |
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| Shelter | Excellent |
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| Anchorage depth | 23 m |
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| Tide range | 7 m |
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| Time zone | America/Santiago |
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10-day marine forecast — Quemchi
| Date | Wind | Gusts | Waves |
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| NW 15–17 kn | 21 kn | 2.8–2.8 m |
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| NW 17–28 kn | 38 kn | 2.8–4.4 m |
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| SSW 6–15 kn | 20 kn | 2.5–3.5 m |
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| WSW 12–25 kn | 35 kn | 2.0–3.0 m |
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| WSW 19–26 kn | 36 kn | 3.9–5.0 m |
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| SW 15–30 kn | 37 kn | 5.0–5.6 m |
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| ESE 8–12 kn | 15 kn | 3.0–4.0 m |
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| E 8–8 kn | 12 kn | 1.7–1.7 m |
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| E 17–17 kn | 26 kn | 1.3–1.3 m |
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| NNE 14–14 kn | 27 kn | 1.6–1.6 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.
Frequently asked
How is the weather at Quemchi right now?
As of the ECMWF IFS run 2026-08-03 12z: NW wind 15–17 kn, waves 2.8–2.8 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 Quemchi?
Quemchi is classed as a very small harbor (coastal natural harbor), with excellent shelter in the NGA World Port Index.
How deep is the approach to Quemchi?
Per the NGA World Port Index, anchorage depths run about 23 m. Verify against current official charts before entry.
What restricts entry to Quemchi?
Entry is affected by tidal windows. Check the live forecast on this page and official notices before approach.