Ketchikan marine weather forecast
Ketchikan (USKTN) is a port in United States at 55°20.0′N 131°39.0′W. Today (Nov 3): SSE wind 3–15 kn, 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 | 55°20.0′N 131°39.0′W |
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| UN/LOCODE | USKTN |
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| Harbor size | Small |
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| Harbor type | Coastal natural harbor |
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| Shelter | Good |
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| Tide range | 4 m |
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| Time zone | America/Sitka |
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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 — Ketchikan
| Date | Wind | Gusts | Waves |
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| SSE 3–15 kn | 23 kn | — |
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| SE 15–19 kn | 30 kn | — |
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| S 10–32 kn | 50 kn | — |
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| S 17–27 kn | 45 kn | — |
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| SW 1–17 kn | 22 kn | — |
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| NNE 4–13 kn | 16 kn | — |
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| SW 3–3 kn | 4 kn | — |
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| SSE 18–18 kn | 42 kn | — |
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| S 19–19 kn | 44 kn | — |
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| S 7–7 kn | 18 kn | — |
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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 32 kn on Nov 5. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Ketchikan right now?
As of the ECMWF IFS run 2026-11-03 00z: SSE wind 3–15 kn. The 10-day outlook is in the forecast table on this page and updates with each model cycle.
How big is the harbor at Ketchikan?
Ketchikan is classed as a small harbor (coastal natural harbor), with good shelter in the NGA World Port Index.