Kawaihae marine weather forecast
Kawaihae (USKWH) is a port in United States at 20°2.0′N 155°50.0′W. Today (Nov 2): ENE wind 18–19 kn, waves 2.6–3.2 m, from the NOAA GFS run 2026-11-02 18z. The live chart on this page shows current conditions and plans weather-optimized departures from this harbor.
Port facts (NGA World Port Index)| Position | 20°2.0′N 155°50.0′W |
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| UN/LOCODE | USKWH |
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| Harbor size | Small |
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| Harbor type | Coastal breakwater harbor |
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| Shelter | Fair |
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| Channel depth | 11 m |
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| Anchorage depth | 14 m |
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| Tide range | 0 m |
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| Pilotage | Compulsory |
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| Time zone | Pacific/Honolulu |
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Facilities & services (NGA World Port Index)| Tugs | Assistance available |
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| Supplies | Fuel oil, water |
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| Repairs | Limited |
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| Medical facilities | Available |
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10-day marine forecast — Kawaihae
| Date | Wind | Gusts | Waves |
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| ENE 18–19 kn | 19 kn | 2.6–3.2 m |
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| ENE 15–19 kn | 19 kn | 2.9–3.4 m |
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| E 14–18 kn | 20 kn | 2.5–2.7 m |
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| E 20–20 kn | 22 kn | 2.7–3.1 m |
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| E 16–17 kn | 19 kn | 3.5–3.7 m |
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| ENE 17–17 kn | 18 kn | 3.3–3.5 m |
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| ENE 20–20 kn | 21 kn | 3.0–3.0 m |
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| ENE 16–16 kn | 18 kn | 3.0–3.0 m |
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| E 12–12 kn | 12 kn | 3.1–3.1 m |
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| NNE 12–12 kn | 11 kn | 2.5–2.5 m |
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Forecast from the NOAA GFS 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 5. The highest modeled significant wave height is 3.7 m on Nov 6. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Kawaihae right now?
As of the NOAA GFS run 2026-11-02 18z: ENE wind 18–19 kn, waves 2.6–3.2 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 Kawaihae?
Kawaihae is classed as a small harbor (coastal breakwater harbor), with fair shelter in the NGA World Port Index.
How deep is the approach to Kawaihae?
Per the NGA World Port Index, the entrance channel carries about 11 m and anchorage depths run about 14 m. Verify against current official charts before entry.
What restricts entry to Kawaihae?
Entry is affected by tidal windows, heavy swell. Check the live forecast on this page and official notices before approach.