Three Saints Bay — marine weather & port guide
Three Saints Bay is a port in United States at 57°7.0′N 153°30.0′W. Today (Aug 3): S wind 8–10 kn, waves 1.0–1.0 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 | 57°7.0′N 153°30.0′W |
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| Harbor size | Very small |
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| Harbor type | Coastal natural harbor |
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| Shelter | Good |
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| Tide range | 2 m |
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| Pilotage | Advisable |
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| Time zone | America/Anchorage |
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10-day marine forecast — Three Saints Bay
| Date | Wind | Gusts | Waves |
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| S 8–10 kn | 12 kn | 1.0–1.0 m |
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| S 10–14 kn | 17 kn | 1.0–1.5 m |
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| S 8–11 kn | 14 kn | 1.1–1.5 m |
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| SE 7–8 kn | 10 kn | 1.1–1.1 m |
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| SSE 5–6 kn | 8 kn | 0.9–1.1 m |
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| WSW 13–17 kn | 21 kn | 0.9–1.0 m |
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| SW 10–17 kn | 21 kn | 0.7–1.0 m |
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| WSW 4–4 kn | 5 kn | 0.8–0.8 m |
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| WSW 11–11 kn | 19 kn | 0.8–0.8 m |
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| SW 11–11 kn | 20 kn | 0.8–0.8 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 Three Saints Bay right now?
As of the ECMWF IFS run 2026-08-03 12z: S wind 8–10 kn, waves 1.0–1.0 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 Three Saints Bay?
Three Saints Bay is classed as a very small harbor (coastal natural harbor), with good shelter in the NGA World Port Index.