Westport (NZWSZ) — marine weather & port guide
Westport is a port in New Zealand at 41°44.0′S 171°35.0′E. Today (Aug 3): SW wind 20–28 kn, waves 4.5–5.3 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 | 41°44.0′S 171°35.0′E |
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| UN/LOCODE | NZWSZ |
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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 | 3 m |
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| Anchorage depth | 17 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | Pacific/Auckland |
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10-day marine forecast — Westport
| Date | Wind | Gusts | Waves |
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| SW 20–28 kn | 38 kn | 4.5–5.3 m |
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| SSE 8–19 kn | 27 kn | 1.8–3.9 m |
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| SSE 4–6 kn | 11 kn | 1.0–1.5 m |
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| NNE 4–16 kn | 23 kn | 0.8–1.4 m |
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| NNE 3–22 kn | 29 kn | 2.0–2.8 m |
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| NE 5–10 kn | 13 kn | 1.8–1.9 m |
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| NNE 2–3 kn | 4 kn | 2.0–2.0 m |
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| NE 16–16 kn | 21 kn | 2.0–2.0 m |
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| N 20–20 kn | 29 kn | 2.8–2.8 m |
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| W 14–14 kn | 20 kn | 4.1–4.1 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 Westport right now?
As of the ECMWF IFS run 2026-08-03 12z: SW wind 20–28 kn, waves 4.5–5.3 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 Westport?
Westport 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 Westport?
Per the NGA World Port Index, the entrance channel carries about 3 m and anchorage depths run about 17 m. Verify against current official charts before entry.
What restricts entry to Westport?
Entry is affected by tidal windows, overhead clearance limits. Check the live forecast on this page and official notices before approach.