Surf, weather, safety alerts, and the best beaches for 2026-06-12.
Oahu's ocean is calm and inviting today, with moderate surf (3.1-3.8 ft) and light ENE winds (6-9 mph). The south shore (Ala Moana, Magic Island) offers the safest, most sheltered waters for swimming and snorkeling, while windward shores (Kailua, Waimanalo) are calm but slightly windier. North Shore beaches (Sunset Beach, Waimea Bay) have moderate surf (3.1-3.4 ft), but choppy conditions make swimming less safe. Lifeguards are on duty at major beaches — always check conditions before entering. Avoid Pua'ena Pt Beach due to an active brown water advisory. Morning is best for calm waters and clear skies.
Oahu · Best window: midday
high confidenceOahu · Best window: afternoon
high confidenceOahu · Best window: morning
high confidenceOahu · Best window: morning
medium confidenceOahu · Best window: midday
medium confidenceOahu's south shore (Ala Moana, Waikiki) offers the calmest, most sheltered waters today with moderate surf (3.1-3.8 ft) — ideal for swimming and snorkeling if water is clear. The windward shores (Kailua, Waimanalo) are calm but slightly windier (6-9 mph ENE), making them good for kayaking or paddleboarding. North Shore beaches (Sunset Beach, Waimea Bay) have moderate surf (3.1-3.4 ft), but choppy conditions make swimming less safe. Lifeguards are on duty at major beaches — always check conditions before entering. Avoid Pua'ena Pt Beach — active brown water advisory.
Oahu is sunny to partly cloudy today, with temperatures in the mid-70s°F and light ENE winds (6-9 mph). Windward shores (Kailua, Waimanalo) will see the lightest winds and calmest waters, while the south shore (Ala Moana, Waikiki) offers the most shelter from wind. Rain chances are low (7-18%), but brief showers are possible — pack a light jacket. Morning is the best time for beach visits, with the least wind and most stable conditions.
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Disclaimer: This update is generated using AI and automated data sources including weather APIs, surf forecasts, and news feeds. It is not professional safety advice. Ocean conditions change rapidly and may differ from what is described here. Always check with on-site lifeguards, observe posted warning signs, and consult official sources such as the National Weather Service before entering the water. HawaiiYeah assumes no liability for injury, loss, or damage arising from use of this information. See our full disclaimer.