Blyth to Peterhead — sea route & marine weather
The sea route from Blyth (GBBLY) to Peterhead (GBPHD) is about 146 nm — about 15 hours at 10 kn. Along the route today (Aug 3): ESE wind 8–13 kn, waves 0.9–1.2 m. The baseline track is drawn on the chart; Calculate replans it for your vessel and live weather.
Passage facts| Sea-route distance | 146 nm |
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| Passage time at 10 kn | about 15 hours |
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| Great-circle distance | 144 nm |
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| Blyth | 55°7.0′N 1°30.0′W |
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| Peterhead | 57°30.0′N 1°47.0′W |
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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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| ESE 8–13 kn | 25 kn | 0.9–1.2 m |
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| SSE 7–13 kn | 23 kn | 0.9–1.6 m |
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| SW 6–21 kn | 39 kn | 0.8–2.0 m |
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| WNW 4–16 kn | 30 kn | 1.8–3.3 m |
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| WSW 4–11 kn | 13 kn | 1.1–1.9 m |
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| SSW 5–14 kn | 17 kn | 0.7–1.0 m |
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| SW 9–13 kn | 16 kn | 0.7–1.3 m |
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| WSW 12–13 kn | 24 kn | 1.0–1.8 m |
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| SSW 6–8 kn | 16 kn | 0.5–1.1 m |
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| SW 9–10 kn | 20 kn | 0.7–1.3 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 Blyth to Peterhead by sea?
The water route is 146 nm (271 km), computed on WXMarine's maritime routing network. The same distance applies on the return passage from Peterhead to Blyth.
How long does the passage from Blyth to Peterhead take?
about 15 hours 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 Blyth and Peterhead today?
Along the route today, per the ECMWF IFS run 2026-08-03 12z: ESE wind 8–13 kn, waves 0.9–1.2 m. The day-by-day table on this page covers the next 10 days.