Lerwick marine weather forecast
Lerwick (GBLER) is a port in United Kingdom at 60°9.0′N 1°9.0′W. Today (Sep 17): WSW wind 22–23 kn, waves 1.7–1.9 m, from the ECMWF IFS run 2026-09-17 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 | 60°9.0′N 1°9.0′W |
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| UN/LOCODE | GBLER |
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| Harbor size | Medium |
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| Harbor type | Coastal natural harbor |
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| Shelter | Fair |
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| Channel depth | 9 m |
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| Anchorage depth | 10 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | Europe/London |
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Facilities & services (NGA World Port Index)| Cargo handling | Containers, Ro-Ro, Liquid bulk, Break bulk, Oil terminal |
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| Tugs | Assistance available |
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| Supplies | Fuel oil, diesel, water, provisions |
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| Repairs | Moderate |
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| Medical facilities | Available |
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| Largest vessel | 200 m length overall, 20 m beam, 8 m draft |
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10-day marine forecast — Lerwick
| Date | Wind | Gusts | Waves |
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| WSW 22–23 kn | 31 kn | 1.7–1.9 m |
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| WSW 18–30 kn | 39 kn | 1.6–2.3 m |
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| WSW 22–29 kn | 39 kn | 1.9–2.3 m |
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| WNW 29–31 kn | 43 kn | 2.3–2.4 m |
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| WSW 9–22 kn | 31 kn | 1.2–1.9 m |
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| SW 12–17 kn | 21 kn | 1.0–1.2 m |
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| WSW 6–7 kn | 9 kn | 0.7–0.8 m |
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| WNW 22–22 kn | 42 kn | 2.0–2.0 m |
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| SSE 33–33 kn | 47 kn | 3.5–3.5 m |
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| SSW 18–18 kn | 30 kn | 2.0–2.0 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.
What to watch in the forecast
Across the loaded 10-day outlook, the strongest daily modeled wind reaches 33 kn on Sep 25. The highest modeled significant wave height is 3.5 m on Sep 25. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Lerwick right now?
As of the ECMWF IFS run 2026-09-17 12z: WSW wind 22–23 kn, waves 1.7–1.9 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 Lerwick?
Lerwick is classed as a medium harbor (coastal natural harbor), with fair shelter in the NGA World Port Index.
How deep is the approach to Lerwick?
Per the NGA World Port Index, the entrance channel carries about 9 m and anchorage depths run about 10 m. Verify against current official charts before entry.
What is the largest vessel Lerwick can take?
The NGA World Port Index lists the maximum vessel at about 200 m length overall, 20 m beam, 8 m draft. Confirm current limits with the port authority before arrival.