Fremantle to Port Dalrymple — sea route & marine weather
The sea route from Fremantle (AUFRE) to Port Dalrymple (AUPTD) is about 1,806 nm — about 8 days at 10 kn. Along the route today (Aug 3): W wind 2–25 kn, waves 2.0–4.7 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 1,806 nm |
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| Passage time at 10 kn | about 8 days |
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| Great-circle distance | 1,587 nm |
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| Fremantle | 32°3.0′S 115°45.0′E |
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| Port Dalrymple | 41°8.0′S 146°50.0′E |
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| Reference vessel | 4.5 m draft, 10 kn cruise |
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10-day marine forecast — along the route
| Date | Wind | Gusts | Waves |
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| W 2–25 kn | 37 kn | 2.0–4.7 m |
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| W 1–25 kn | 31 kn | 1.4–3.9 m |
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| NW 1–18 kn | 24 kn | 1.1–5.2 m |
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| W 2–27 kn | 35 kn | 1.4–4.8 m |
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| W 2–38 kn | 48 kn | 1.4–8.3 m |
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| SW 10–38 kn | 47 kn | 1.5–9.4 m |
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| WSW 7–31 kn | 39 kn | 1.7–7.6 m |
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| SSE 10–30 kn | 51 kn | 3.5–6.5 m |
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| S 12–21 kn | 31 kn | 2.7–6.5 m |
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| SW 10–20 kn | 37 kn | 3.5–6.0 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 far is it from Fremantle to Port Dalrymple by sea?
The water route is 1,806 nm (3,344 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Port Dalrymple to Fremantle.
How long does the passage from Fremantle to Port Dalrymple take?
about 8 days at a 10 kn cruise. Scale by your own speed: at half the speed it takes about twice as long. The planner on this page recalculates for your vessel and live weather.
What is the weather between Fremantle and Port Dalrymple today?
Along the route today, per the ECMWF IFS run 2026-08-03 12z: W wind 2–25 kn, waves 2.0–4.7 m. The day-by-day table on this page covers the next 10 days.