Washington Terrace (USW9A) — marine weather & port guide
Washington Terrace is a port in United States at 45°35.0′N 122°21.0′W. Today (Aug 3): ENE wind 1–6 kn, 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 | 45°35.0′N 122°21.0′W |
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| UN/LOCODE | USW9A |
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| Harbor size | Very small |
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| Harbor type | River natural harbor |
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| Shelter | Excellent |
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| Channel depth | 8 m |
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| Tide range | 0 m |
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| Time zone | America/Los_Angeles |
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10-day marine forecast — Washington Terrace
| Date | Wind | Gusts | Waves |
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| ENE 1–6 kn | 17 kn | — |
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| ENE 2–4 kn | 14 kn | — |
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| ENE 2–4 kn | 14 kn | — |
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| WNW 1–3 kn | 10 kn | — |
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| W 2–8 kn | 23 kn | — |
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| W 4–11 kn | 14 kn | — |
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| W 4–11 kn | 14 kn | — |
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| W 5–5 kn | 18 kn | — |
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| WNW 3–3 kn | 14 kn | — |
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| W 4–4 kn | 13 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.
Frequently asked
How is the weather at Washington Terrace right now?
As of the ECMWF IFS run 2026-08-03 12z: ENE wind 1–6 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 Washington Terrace?
Washington Terrace is classed as a very small harbor (river natural harbor), with excellent shelter in the NGA World Port Index.
How deep is the approach to Washington Terrace?
Per the NGA World Port Index, the entrance channel carries about 8 m. Verify against current official charts before entry.
What restricts entry to Washington Terrace?
Entry is affected by overhead clearance limits. Check the live forecast on this page and official notices before approach.