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37.328, -122.404 · San Mateo, California · legal zone: open (check bag & size limits)
| Window | Viz | Score | Energy | Swell | Wind | Tide | Water | Why |
|---|---|---|---|---|---|---|---|---|
| Dawn 06:00 | 1m conf High | 0.8 | 180 kJ | 1.8m 1.8 / 1.7 / 2.0 9s | 13 km/h ↓ | 1.7m rising | 17° | murky · onshore wind |
| Morning 09:00 | 1m conf High | 0.8 | 181 kJ | 1.9m 1.8 / 1.7 / 2.1 9s | 16 km/h ↓ | 1.4m falling | 18° | murky · onshore wind |
| Midday 12:00 | 1m conf High | 0.7 | 188 kJ | 1.9m 1.9 / 1.7 / 2.1 9s | 11 km/h ↓ | 0.5m falling | 16° | murky · onshore wind |
| Arvo 15:00 | 1m conf High | ✕ | 206 kJ | 2.0m 2.0 / 1.8 / 2.2 8s | 10 km/h ↓ | 0.7m rising | 16° | too big / strong — don't go · energy too high — not worth it |
| Dusk 18:00 | 1m conf High | ✕ | 212 kJ | 2.0m 2.1 / 1.9 / 2.2 9s | 7 km/h ↓ | 1.7m rising | 15° | 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 California Dept. of Fish & Wildlife (CDFW)
🔱 Scuba spearfishing is legal, and spear divers are exempt from rockfish season & depth closures. Lobster & abalone may NOT be speared.