Seria Oil Loading Terminal (BNSER) — marine weather & port guide
Seria Oil Loading Terminal is a port in Brunei at 4°37.0′N 114°19.0′E. Today (Aug 3): S wind 1–3 kn, waves 0.1–0.2 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 | 4°37.0′N 114°19.0′E |
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| UN/LOCODE | BNSER |
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| Harbor size | Very small |
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| Harbor type | Open roadstead |
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| Shelter | Poor |
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| Anchorage depth | 5 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | Asia/Brunei |
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10-day marine forecast — Seria Oil Loading Terminal
| Date | Wind | Gusts | Waves |
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| S 1–3 kn | 6 kn | 0.1–0.2 m |
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| SW 4–12 kn | 16 kn | 0.1–0.4 m |
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| SSW 5–12 kn | 18 kn | 0.5–0.6 m |
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| WSW 6–9 kn | 12 kn | 0.5–0.6 m |
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| WSW 8–10 kn | 14 kn | 0.6–0.6 m |
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| SW 10–11 kn | 14 kn | 0.7–0.9 m |
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| SW 8–11 kn | 14 kn | 0.8–0.9 m |
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| WSW 12–12 kn | 18 kn | 0.9–0.9 m |
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| W 9–9 kn | 14 kn | 0.8–0.8 m |
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| W 6–6 kn | 12 kn | 0.6–0.6 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 Seria Oil Loading Terminal right now?
As of the ECMWF IFS run 2026-08-03 12z: S wind 1–3 kn, waves 0.1–0.2 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 Seria Oil Loading Terminal?
Seria Oil Loading Terminal is classed as a very small harbor (open roadstead), with poor shelter in the NGA World Port Index.
How deep is the approach to Seria Oil Loading Terminal?
Per the NGA World Port Index, anchorage depths run about 5 m. Verify against current official charts before entry.
What restricts entry to Seria Oil Loading Terminal?
Entry is affected by heavy swell. Check the live forecast on this page and official notices before approach.