Subic Bay marine weather forecast
Subic Bay (PHSFS) is a port in Philippines at 14°48.0′N 120°16.0′E. Today (Nov 3): ENE wind 5–16 kn, waves 0.6–1.1 m, from the ECMWF IFS run 2026-11-03 00z. 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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Facilities & services (NGA World Port Index)| Tugs | Assistance and salvage available |
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| Supplies | Fuel oil, water |
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| Repairs | Moderate |
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| Medical facilities | Available |
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10-day marine forecast — Subic Bay
| Date | Wind | Gusts | Waves |
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| ENE 5–16 kn | 23 kn | 0.6–1.1 m |
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| E 12–14 kn | 20 kn | 0.9–1.1 m |
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| E 11–13 kn | 18 kn | 0.9–1.0 m |
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| ENE 12–16 kn | 22 kn | 1.0–1.3 m |
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| ENE 7–20 kn | 26 kn | 1.1–1.4 m |
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| NE 10–20 kn | 25 kn | 1.3–1.6 m |
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| ENE 18–18 kn | 22 kn | 1.7–1.7 m |
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| ENE 17–17 kn | 26 kn | 1.8–1.8 m |
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| ENE 19–19 kn | 26 kn | 2.3–2.3 m |
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| ENE 17–17 kn | 22 kn | 2.3–2.3 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.
What to watch in the forecast
Across the loaded 10-day outlook, the strongest daily modeled wind reaches 20 kn on Nov 7. The highest modeled significant wave height is 2.3 m on Nov 11. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Subic Bay right now?
As of the ECMWF IFS run 2026-11-03 00z: ENE wind 5–16 kn, waves 0.6–1.1 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.