West shore beaches stay calm, but Kahaluʻu Beach Park's bacteria advisory persists. Hapuna and Spencer are safest for swimming.
The Big Island's west shore delivers calm ocean conditions today, but Kahaluʻu Beach Park remains under a high bacteria count advisory-no swimming or snorkeling allowed. Hapuna and Spencer Beach Parks are the top picks for safe, lifeguarded swimming with small surf (1.6-2.1 ft) and light winds. Sunny skies at Hapuna (0% rain chance) contrast with patchy rain nearby at Kahaluʻu (85% chance). Visit midday for the best weather window. Avoid murky water and check the Hawaii Department of Health's Clean Water Branch for updates before entering any beach.
Currently posted advisories from the Hawaii Department of Health affecting Big Island. Source: official DOH Clean Water Branch.
Posted Apr 23, 2026
Full advisory at health.hawaii.gov →Posted Apr 2, 2026 · Ninole area
Full advisory at health.hawaii.gov →Big Island · Best window: midday
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medium confidenceBig Island · Best window: midday
medium confidenceBig Island · Best window: morning
medium confidenceStick to west-facing beaches like Hapuna or Spencer-calm, lifeguarded waters are safest. Avoid Kahaluʻu due to the bacteria advisory. Pack sun protection and check water quality updates before entering.
Hapuna and Spencer Beach Parks are your best bets-shallow, calm waters and lifeguards. Supervise kids closely, even in sheltered areas. Bring snacks and plan indoor backups (e.g., Imiloa Astronomy Center) if rain picks up.
Hapuna offers small surf (1.6 ft) for light swimming. Avoid Kahaluʻu due to the bacteria advisory. Monitor water quality updates, especially after recent rain. Windward shores may have stronger currents-stick to west-facing beaches.
West-facing beaches (Hapuna, Spencer) offer the calmest conditions today, with small surf (1.6-2.1 ft) and relatively clear waters. Kahaluʻu Beach Park remains under a high bacteria count advisory-no swimming or snorkeling allowed. Light winds (3.8-5.4 mph) prevail. No active surf advisories, but avoid murky or discolored water, especially near river mouths.
The Big Island's west shore is mostly sunny to partly cloudy today, with temperatures in the low 70s. Hapuna Beach Park reports 70.8°F with light NE winds (5.4 mph) and no rain chance. Kahaluʻu Beach Park has patchy rain nearby (85% chance), 70.8°F, and light S winds (3.8 mph). Windward areas may experience slightly higher winds. Monitor updates for any changes.
Kahaluʻu Beach Park remains under a high bacteria count advisory-no swimming or snorkeling. Hawaii secured a $600K federal grant to boost specialty crops, supporting local agriculture. No other major beach closures or advisories beyond Kahaluʻu. For the latest on beach advisories, check the Hawaii Department of Health's Clean Water Branch.
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.