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20.921, -156.399 · Maui, Hawaii · legal zone: open (check bag & size limits)
| Window | Viz | Score | Energy | Swell | Wind | Tide | Water | Why |
|---|---|---|---|---|---|---|---|---|
| Dawn 06:00 | 1m conf Low | ✕ | 237 kJ | 2.1m 9s | 10 km/h ↓ | 1.2m falling | 26° | too big / strong — don't go · energy too high — not worth it |
| Morning 09:00 | 1m conf Low | ✕ | 236 kJ | 2.1m 9s | 21 km/h ↓ | 0.4m falling | 26° | too big / strong — don't go · energy too high — not worth it |
| Midday 12:00 | 1m conf Low | ✕ | 266 kJ | 2.3m 2.5 / 2.2 / 2.1 9s | 24 km/h ↓ | 0.9m rising | 26° | too big / strong — don't go · energy too high — not worth it |
| Arvo 15:00 | 1m conf Low | ✕ | 287 kJ | 2.3m 2.5 / 2.2 / 2.2 9s | 16 km/h ↓ | 1.8m rising | 25° | too big / strong — don't go · energy too high — not worth it |
| Dusk 18:00 | 1m conf Low | ✕ | 292 kJ | 2.3m 2.5 / 2.2 / 2.3 9s | 13 km/h ↓ | 1.4m falling | 25° | too big / strong — don't go · energy too high — not worth it |
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.