St. Michael (USSMK) — marine weather & port guide
St. Michael is a port in United States at 63°29.0′N 162°2.0′W. Today (Aug 3): S wind 20–29 kn, waves 0.9–1.7 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 | 63°29.0′N 162°2.0′W |
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| UN/LOCODE | USSMK |
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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 | 1 m |
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| Time zone | America/Nome |
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10-day marine forecast — St. Michael
| Date | Wind | Gusts | Waves |
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| S 20–29 kn | 40 kn | 0.9–1.7 m |
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| SSE 14–25 kn | 35 kn | 0.6–1.5 m |
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| S 16–25 kn | 37 kn | 0.9–1.5 m |
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| S 14–15 kn | 22 kn | 0.6–0.8 m |
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| SSW 5–12 kn | 16 kn | 0.3–0.5 m |
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| SW 13–17 kn | 22 kn | 0.6–0.9 m |
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| SSW 4–13 kn | 16 kn | 0.3–0.7 m |
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| NNE 3–3 kn | 8 kn | 0.1–0.1 m |
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| WNW 7–7 kn | 9 kn | 0.2–0.2 m |
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| ESE 4–4 kn | 7 kn | 0.2–0.2 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 St. Michael right now?
As of the ECMWF IFS run 2026-08-03 12z: S wind 20–29 kn, waves 0.9–1.7 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 St. Michael?
St. Michael is classed as a very small harbor (open roadstead), with poor shelter in the NGA World Port Index.
How deep is the approach to St. Michael?
Per the NGA World Port Index, anchorage depths run about 5 m. Verify against current official charts before entry.