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34.643, -77.101 · Big Island, Hawaii · legal zone: open (check bag & size limits)
| Window | Viz | Score | Energy | Swell | Wind | Tide | Water | Why |
|---|---|---|---|---|---|---|---|---|
| Dawn 06:00 | 10m conf Low | 4.7 | 7 kJ | 0.4m 0.6 / 0.5 / 0.1 7s | 11 km/h ↓ | 1.7m falling | 27° | prime — clear & calm · onshore wind |
| Morning 09:00 | 10m conf Low | 4.6 | 7 kJ | 0.4m 0.6 / 0.5 / 0.1 7s | 8 km/h ↓ | 0.9m falling | 26° | prime — clear & calm · onshore wind |
| Midday 12:00 | 10m conf Low | 4.4 | 7 kJ | 0.4m 0.6 / 0.5 / 0.1 7s | 10 km/h ↓ | 0.4m rising | 24° | prime — clear & calm · onshore wind |
| Arvo 15:00 | 10m conf Low | 4.5 | 7 kJ | 0.4m 0.6 / 0.5 / 0.1 6s | 7 km/h ↓ | 1.3m rising | 23° | prime — clear & calm · offshore wind |
| Dusk 18:00 | 10m conf Low | 4.4 | 6 kJ | 0.4m 0.6 / 0.5 / 0.1 6s | 10 km/h ↓ | 1.8m falling | 24° | prime — clear & calm · onshore wind |
Swell column shows the 3-model mean; the amber row below it is ECMWF / Météo-France / GWAM separately (shown only when they disagree).
Common targets here. Size & bag limits are indicative — always verify current rules with Hawaiʻi Division of Aquatic Resources (DAR)
🔱 Scuba spearfishing is BANNED in the West Hawaiʻi area (Big Island west coast) and at Kīpahulu (Maui). Never spear crustaceans, turtles or marine mammals.