Kasim Terminal marine weather forecast
Kasim Terminal (IDKAS) is a port in Indonesia at 1°18.0′S 131°1.0′E. Today (Sep 18): SSE wind 14–17 kn, waves 0.8–1.0 m, from the ECMWF IFS run 2026-09-18 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 | 1°18.0′S 131°1.0′E |
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| UN/LOCODE | IDKAS |
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| Harbor size | Large |
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| Harbor type | Open roadstead |
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| Shelter | Poor |
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| Channel depth | 16 m |
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| Anchorage depth | 23 m |
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| Tide range | 1 m |
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| Pilotage | Compulsory |
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| Time zone | Asia/Jayapura |
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Facilities & services (NGA World Port Index)| Tugs | Assistance available |
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| Supplies | Water |
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| Repairs | None |
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10-day marine forecast — Kasim Terminal
| Date | Wind | Gusts | Waves |
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| SSE 14–17 kn | 22 kn | 0.8–1.0 m |
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| SSE 13–15 kn | 19 kn | 0.6–0.8 m |
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| SSE 13–16 kn | 21 kn | 0.7–1.0 m |
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| SSE 13–17 kn | 22 kn | 0.7–1.0 m |
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| SSE 13–15 kn | 19 kn | 0.6–0.9 m |
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| SE 12–13 kn | 17 kn | 0.5–0.7 m |
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| SE 13–13 kn | 16 kn | 0.6–0.6 m |
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| SE 14–14 kn | 20 kn | 0.7–0.7 m |
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| SSE 15–15 kn | 20 kn | 0.7–0.7 m |
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| SSE 11–11 kn | 15 kn | 0.5–0.5 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 17 kn on Sep 21. The highest modeled significant wave height is 1.0 m on Sep 18. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Kasim Terminal right now?
As of the ECMWF IFS run 2026-09-18 00z: SSE wind 14–17 kn, waves 0.8–1.0 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 Kasim Terminal?
Kasim Terminal is classed as a large harbor (open roadstead), with poor shelter in the NGA World Port Index.
How deep is the approach to Kasim Terminal?
Per the NGA World Port Index, the entrance channel carries about 16 m and anchorage depths run about 23 m. Verify against current official charts before entry.
What restricts entry to Kasim Terminal?
Entry is affected by tidal windows, heavy swell, overhead clearance limits. Check the live forecast on this page and official notices before approach.