Ushuaia marine weather forecast
Ushuaia (ARUSH) is a port in Argentina at 54°48.0′S 68°18.0′W. Today (Sep 14): SW wind 18–27 kn, waves 0.9–1.6 m, from the ECMWF IFS run 2026-09-14 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 | 54°48.0′S 68°18.0′W |
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| UN/LOCODE | ARUSH |
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| Harbor size | Small |
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| Harbor type | Coastal natural harbor |
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| Shelter | Fair |
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| Channel depth | 2 m |
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| Anchorage depth | 13 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | America/Punta_Arenas |
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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 — Ushuaia
| Date | Wind | Gusts | Waves |
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| SW 18–27 kn | 37 kn | 0.9–1.6 m |
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| WSW 25–29 kn | 38 kn | 1.4–1.6 m |
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| NW 3–20 kn | 27 kn | 0.3–1.0 m |
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| S 2–8 kn | 14 kn | 0.2–0.4 m |
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| NE 4–18 kn | 25 kn | 0.3–0.8 m |
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| W 18–28 kn | 35 kn | 0.5–1.6 m |
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| WSW 22–28 kn | 34 kn | 1.1–1.5 m |
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| WNW 11–11 kn | 15 kn | 0.4–0.4 m |
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| WSW 25–25 kn | 34 kn | 1.3–1.3 m |
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| W 23–23 kn | 31 kn | 1.2–1.2 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 29 kn on Sep 15. The highest modeled significant wave height is 1.6 m on Sep 14. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Ushuaia right now?
As of the ECMWF IFS run 2026-09-14 12z: SW wind 18–27 kn, waves 0.9–1.6 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 Ushuaia?
Ushuaia is classed as a small harbor (coastal natural harbor), with fair shelter in the NGA World Port Index.
How deep is the approach to Ushuaia?
Per the NGA World Port Index, the entrance channel carries about 2 m and anchorage depths run about 13 m. Verify against current official charts before entry.
What restricts entry to Ushuaia?
Entry is affected by heavy swell. Check the live forecast on this page and official notices before approach.