Surf, weather, safety alerts, and the best beaches for 2026-04-29.
Kauai is still under an island-wide Brown Water Advisory due to recent runoff, making ocean activities unsafe. Hanalei Bay and Poipu Beach Park both report solid 4.2-4.7ft surf, but water entry is strongly discouraged. Temperatures hover around 72-73°F with light easterly winds (11-12 mph). Patchy rain is possible, but dry-land activities are your best bet today. Check the Hawaii Department of Health's Clean Water Branch for updates before planning any water activities.
Kauai · Best window: midday
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medium confidenceKauai · Best window: afternoon
medium confidenceKauai · Best window: morning
medium confidenceKauai · Best window: morning
medium confidenceKauai remains under an island-wide Brown Water Advisory due to recent storm runoff. Hanalei Bay reports solid 4.7ft surf, while Poipu Beach Park's south shore sees 4.2ft waves-both are unsafe for swimming or surfing. Lifeguards advise against entering the water at all ocean beaches until advisories are lifted. Avoid snorkeling, swimming, or any water activities. The advisory is expected to persist until runoff clears.
Kauai is under partly cloudy to cloudy skies today, with temperatures around 72-73°F. Hanalei Bay and Poipu Beach Park both have light easterly winds (11-12 mph), making for breezy but manageable dry-land conditions. Rain chances are low (85-100%), but patchy rain may bring brief showers. Coastal areas may see light wind chop, but contamination from runoff remains the primary concern.
No new major news or advisories for Kauai today. The island-wide Brown Water Advisory remains in effect-avoid all ocean activities. No new beach closures or weather warnings have been issued.
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.