Tompkinsville SI marine weather forecast
Tompkinsville SI is a port in United States at 40°38.0′N 74°4.0′W. Today (Sep 13): NW wind 2–4 kn, waves 1.0–1.3 m, from the ECMWF IFS run 2026-09-13 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 | 40°38.0′N 74°4.0′W |
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| Harbor size | Medium |
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| Harbor type | Coastal natural harbor |
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| Shelter | Good |
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| Channel depth | 13 m |
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| Anchorage depth | 13 m |
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| Tide range | 2 m |
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| Pilotage | Compulsory |
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| Time zone | America/New_York |
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Facilities & services (NGA World Port Index)| Tugs | Assistance available |
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| Supplies | Fuel oil, diesel, water, provisions |
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| Repairs | Moderate |
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| Medical facilities | Available |
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10-day marine forecast — Tompkinsville SI
| Date | Wind | Gusts | Waves |
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| NW 2–4 kn | 12 kn | 1.0–1.3 m |
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| NW 5–11 kn | 23 kn | 0.8–1.1 m |
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| NE 3–7 kn | 14 kn | 1.0–1.3 m |
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| SSW 4–6 kn | 12 kn | 0.8–0.9 m |
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| S 3–8 kn | 10 kn | 0.7–0.8 m |
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| WSW 7–7 kn | 9 kn | 0.9–1.0 m |
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| N 6–7 kn | 8 kn | 0.6–0.7 m |
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| ENE 4–4 kn | 9 kn | 1.1–1.1 m |
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| ESE 8–8 kn | 19 kn | 1.9–1.9 m |
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| WSW 8–8 kn | 18 kn | 1.5–1.5 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 11 kn on Sep 14. The highest modeled significant wave height is 1.9 m on Sep 21. Compare the dated model run with official forecasts and warnings before departure.
Frequently asked
How is the weather at Tompkinsville SI right now?
As of the ECMWF IFS run 2026-09-13 12z: NW wind 2–4 kn, waves 1.0–1.3 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 Tompkinsville SI?
Tompkinsville SI is classed as a medium harbor (coastal natural harbor), with good shelter in the NGA World Port Index.
How deep is the approach to Tompkinsville SI?
Per the NGA World Port Index, the entrance channel carries about 13 m and anchorage depths run about 13 m. Verify against current official charts before entry.
What restricts entry to Tompkinsville SI?
Entry is affected by overhead clearance limits. Check the live forecast on this page and official notices before approach.