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21.927, -159.647 · Kauai, Hawaii · legal zone: open (check bag & size limits)
| Window | Viz | Score | Energy | Swell | Wind | Tide | Water | Why |
|---|---|---|---|---|---|---|---|---|
| Dawn 06:00 | 1m conf Med | ✕ | 234 kJ | 2.2m – / 1.9 / 2.5 8s | 14 km/h ↓ | 1.2m falling | 25° | too big / strong — don't go · energy too high — not worth it |
| Morning 09:00 | 1m conf High | ✕ | 232 kJ | 2.2m – / 2.0 / 2.5 8s | 17 km/h ↓ | 0.4m falling | 27° | too big / strong — don't go · energy too high — not worth it |
| Midday 12:00 | 1m conf High | ✕ | 226 kJ | 2.2m – / 2.0 / 2.4 8s | 14 km/h ↓ | 1.0m rising | 27° | too big / strong — don't go · energy too high — not worth it |
| Arvo 15:00 | 1m conf High | ✕ | 210 kJ | 2.1m – / 1.9 / 2.4 8s | 11 km/h ↓ | 1.8m rising | 24° | too big / strong — don't go · energy too high — not worth it |
| Dusk 18:00 | 1m conf Med | ✕ | 201 kJ | 2.1m – / 1.8 / 2.4 8s | 12 km/h ↓ | 1.3m falling | 23° | 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.