Hapuna and Kahaluʻu Beach Parks offer calm waters, but recent 4-6 ft waves near Kailua-Kona highlight the need for vigilance. Brown Water Advisory active for Hilo Bay/Hamakua coast.
The Big Island's west shore beaches are calm today, but recent reports of **4-6 ft waves near Kailua-Kona** (June 2) and a **magnitude-4.6 earthquake off the Kona Coast** (June 3) serve as reminders to stay cautious. A **Brown Water Advisory** remains active for Hilo Bay and the Hamakua coast-avoid swimming or snorkeling in these areas. No surf advisories or closures are in effect, but standard safety practices are critical. Patchy rain is possible, especially at Hapuna Beach Park, so pack a light jacket.
Currently posted advisories from the Hawaii Department of Health affecting Big Island. Source: official DOH Clean Water Branch.
Posted Jun 2, 2026 · Hilo bay and along the Hamakua coast
Full advisory at health.hawaii.gov →Big Island · Best window: midday
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medium confidenceStick to **Hapuna or Spencer Beach Parks**-calm, lifeguarded waters are safest. Avoid Kahaluʻu if you're not comfortable with moderate surf (2.8 ft). Pack a light jacket for patchy rain. **Avoid Hilo Bay and Hamakua coast** due to the Brown Water Advisory. Monitor local updates for any sudden changes in wave conditions near Kona.
**Hapuna, Carlsmith, and Spencer Beach Parks** are your best bets-shallow, calm waters and lifeguards. Supervise kids closely, even in sheltered areas. Bring indoor backups (e.g., Imiloa Astronomy Center) if rain disrupts plans. **Avoid Hilo Bay and Hamakua coast** due to the Brown Water Advisory. Stay updated on wave conditions near Kona.
**Kahaluʻu Beach Park** offers moderate surf (2.8 ft) and excellent snorkeling. Monitor conditions and respect wildlife. Check for structural damage to restrooms and lifeguard towers before entering. **Avoid Hilo Bay and Hamakua coast** due to the Brown Water Advisory. No surf advisories in effect, but recent high waves near Kona urge caution-stay vigilant.
West-facing beaches (Hapuna, Kahaluʻu) remain calm today, with small surf at Hapuna (1.8 ft) and moderate surf at Kahaluʻu (2.8 ft). Winds are light (2.2-7.8 mph), with Hapuna experiencing NE winds and Kahaluʻu W winds. **No surf advisories or closures** are in effect, but recent reports of **4-6 ft waves near Kailua-Kona (June 2)** highlight the need for caution. **Brown Water Advisory** remains active for Hilo Bay and the Hamakua coast-avoid swimming or snorkeling in these areas. Kahaluʻu's surf is manageable for experienced swimmers-lifeguards are on duty.
The Big Island's west shore is mild today, with **Hapuna (68.8°F, 73% rain chance)** and **Kahaluʻu (71.1°F, 14% rain chance)** both experiencing patchy rain nearby. Winds are light (2.2-7.8 mph), and conditions are comfortable for beach time. Monitor radar for potential showers, though rain at Kahaluʻu is less likely. Pack a light jacket for Hapuna.
**Brown Water Advisory** remains active for Hilo Bay and the Hamakua coast-avoid swimming or snorkeling in these areas ([Hawaii DOH](https://eha-cloud.doh.hawaii.gov/cwb/#!/event/2074)). A **magnitude-4.6 earthquake** struck off the Kona Coast on June 3, but no tsunami was generated, and no damage was reported ([New York Post](https://nypost.com/2026/06/03/us-news/magnitude-4-6-earthquake-strikes-off-coast-of-hawaiis-big-island/)). **Huge waves (4-6 ft) crashed near a Kailua-Kona restaurant on June 2**, with some waves likely higher-stay cautious near breakwaters ([CNN](https://www.cnn.com/2026/06/05/weather/video/hawaii-waves-restaurant-kailua-kona-vrtc)). No other advisories or closures are in effect for the Big Island today.
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.