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21.273, -157.842 · Oahu, Hawaii · legal zone: open (check bag & size limits)
| Window | Viz | Score | Energy | Swell | Wind | Tide | Water | Why |
|---|---|---|---|---|---|---|---|---|
| Dawn 06:00 | 2.5m conf Low | 1.5 | 136 kJ | 1.4m 1.0 / 1.1 / 2.0 12s | 8 km/h ↓ | 1.2m rising | 27° | murky · onshore wind |
| Morning 09:00 | 3m conf Low | 1.6 | 149 kJ | 1.4m 1.1 / 1.1 / 2.0 13s | 12 km/h ↓ | 1.8m falling | 29° | murky · offshore wind |
| Midday 12:00 | 3m conf Low | 1.6 | 161 kJ | 1.5m 1.1 / 1.2 / 2.1 13s | 11 km/h ↓ | 1.1m falling | 28° | murky · offshore wind |
| Arvo 15:00 | 2.2m conf Low | 1.2 | 169 kJ | 1.5m 1.1 / 1.2 / 2.2 12s | 13 km/h ↓ | 0.4m falling | 25° | murky · onshore wind |
| Dusk 18:00 | 2.5m conf Low | 1.3 | 176 kJ | 1.5m 1.1 / 1.2 / 2.3 12s | 10 km/h ↓ | 1.0m rising | 23° | murky · 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.