Mamonal (COMAM) — marine weather & port guide
Mamonal is a port in Colombia at 10°19.0′N 75°30.0′W. Today (Aug 3): WNW wind 4–9 kn, waves 1.3–1.8 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 | 10°19.0′N 75°30.0′W |
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| UN/LOCODE | COMAM |
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| Harbor size | Small |
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| Harbor type | Open roadstead |
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| Shelter | Poor |
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| Channel depth | 9 m |
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| Anchorage depth | 11 m |
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| Tide range | 0 m |
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| Pilotage | Compulsory |
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| Time zone | America/Bogota |
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10-day marine forecast — Mamonal
| Date | Wind | Gusts | Waves |
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| WNW 4–9 kn | 12 kn | 1.3–1.8 m |
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| SSW 1–8 kn | 12 kn | 1.3–1.7 m |
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| S 3–15 kn | 20 kn | 1.3–1.5 m |
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| NW 3–6 kn | 11 kn | 1.2–1.4 m |
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| N 4–8 kn | 11 kn | 1.0–1.2 m |
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| NE 3–14 kn | 17 kn | 1.2–1.8 m |
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| ESE 12–13 kn | 16 kn | 2.1–2.1 m |
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| SSW 5–5 kn | 11 kn | 1.6–1.6 m |
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| NE 6–6 kn | 21 kn | 1.8–1.8 m |
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| N 3–3 kn | 15 kn | 1.8–1.8 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 Mamonal right now?
As of the ECMWF IFS run 2026-08-03 12z: WNW wind 4–9 kn, waves 1.3–1.8 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 Mamonal?
Mamonal is classed as a small harbor (open roadstead), with poor shelter in the NGA World Port Index.
How deep is the approach to Mamonal?
Per the NGA World Port Index, the entrance channel carries about 9 m and anchorage depths run about 11 m. Verify against current official charts before entry.