Port Graham (USPGM) — marine weather & port guide
Port Graham is a port in United States at 59°21.0′N 151°49.0′W. Today (Aug 3): SSE wind 9–14 kn, waves 0.8–1.1 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 | 59°21.0′N 151°49.0′W |
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| UN/LOCODE | USPGM |
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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 | 4 m |
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| Time zone | America/Anchorage |
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10-day marine forecast — Port Graham
| Date | Wind | Gusts | Waves |
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| SSE 9–14 kn | 18 kn | 0.8–1.1 m |
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| SE 13–16 kn | 20 kn | 1.1–1.3 m |
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| ESE 8–12 kn | 16 kn | 1.0–1.2 m |
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| SE 4–7 kn | 10 kn | 0.9–0.9 m |
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| SW 6–13 kn | 17 kn | 0.9–0.9 m |
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| WSW 6–15 kn | 19 kn | 0.8–1.0 m |
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| SSW 2–5 kn | 6 kn | 0.5–0.6 m |
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| WSW 11–11 kn | 16 kn | 0.6–0.6 m |
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| ESE 1–1 kn | 7 kn | 0.6–0.6 m |
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| SW 3–3 kn | 7 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 Port Graham right now?
As of the ECMWF IFS run 2026-08-03 12z: SSE wind 9–14 kn, waves 0.8–1.1 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 Port Graham?
Port Graham is classed as a very small harbor (coastal natural harbor), with good shelter in the NGA World Port Index.
What restricts entry to Port Graham?
Entry is affected by heavy swell. Check the live forecast on this page and official notices before approach.