Subic Bay (PHSFS) — marine weather & port guide
Subic Bay is a port in Philippines at 14°48.0′N 120°16.0′E. Today (Aug 3): W wind 16–17 kn, waves 1.1–1.3 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 | 14°48.0′N 120°16.0′E |
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| UN/LOCODE | PHSFS |
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| Harbor size | Medium |
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| Harbor type | Coastal natural harbor |
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| Shelter | Excellent |
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| Channel depth | 23 m |
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| Anchorage depth | 23 m |
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| Tide range | 0 m |
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| Pilotage | Compulsory |
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| Time zone | Asia/Manila |
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10-day marine forecast — Subic Bay
| Date | Wind | Gusts | Waves |
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| W 16–17 kn | 24 kn | 1.1–1.3 m |
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| W 17–23 kn | 30 kn | 1.3–2.1 m |
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| W 18–23 kn | 35 kn | 2.2–2.5 m |
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| W 16–21 kn | 28 kn | 2.1–2.3 m |
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| WSW 16–22 kn | 30 kn | 2.3–3.1 m |
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| WSW 25–32 kn | 40 kn | 3.4–4.2 m |
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| WSW 24–26 kn | 33 kn | 3.8–4.1 m |
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| WSW 23–23 kn | 34 kn | 3.3–3.3 m |
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| WSW 21–21 kn | 35 kn | 3.2–3.2 m |
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| SW 19–19 kn | 28 kn | 2.8–2.8 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 Subic Bay right now?
As of the ECMWF IFS run 2026-08-03 12z: W wind 16–17 kn, waves 1.1–1.3 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 Subic Bay?
Subic Bay is classed as a medium harbor (coastal natural harbor), with excellent shelter in the NGA World Port Index.
How deep is the approach to Subic Bay?
Per the NGA World Port Index, the entrance channel carries about 23 m and anchorage depths run about 23 m. Verify against current official charts before entry.
What restricts entry to Subic Bay?
Entry is affected by tidal windows, heavy swell, overhead clearance limits. Check the live forecast on this page and official notices before approach.