New advisory posted at Waimea Bay — and what it means for the rest of Oʻahu
New DOH advisory activity in the last 24 hours affected 12 tracked beaches: Ala Moana Beach Park, Banzai Pipeline, Haleiwa Beach Park, Hanakaʻoʻo Beach Park, Hanauma Bay, Kailua Beach Park, Ko Olina Lagoons, Lanikai Beach, Makaha Beach, Sandy Beach, Turtle Bay Beach, Waimea Bay. Check the linked beach page for the specific advisory type and live DOH status.
If you have a trip scheduled at an affected beach in the next 72 hours, consider the reef-protected alternatives in our where-to-swim-during-BWA guide. The 72-hour rule applies once the rain stops.
Big Island has remained mostly advisory-affected across both 14-day island-wide advisory-day windows (0% of days had no DOH advisory anywhere on the island in the latest window). All 7 of our tracked beaches on the island recorded one or more advisory days in that 30-day history window. NOAA's 7-day forecast is mild — scattered showers possible but unlikely to drive new advisories. See the Big Island leaderboard for the beach-by-beach ranking.
Maui is improving over the last 14 days (+64pp vs. the prior two weeks). 6 of our 6 tracked beaches on the island recorded one or more advisory days in that 30-day history window. NOAA's 7-day forecast is mild — scattered showers possible but unlikely to drive new advisories. See the Maui leaderboard for the beach-by-beach ranking.
Oʻahu is worsening over the last 14 days (-14pp vs. the prior two weeks). All 12 of our tracked beaches on the island recorded one or more advisory days in that 30-day history window. NOAA's 7-day forecast is wet (peak 55% chance of rain) — expect the pattern to shift toward more advisories. See the Oʻahu leaderboard for the beach-by-beach ranking.
Kauaʻi has remained mostly advisory-affected across both 14-day island-wide advisory-day windows (0% of days had no DOH advisory anywhere on the island in the latest window). All 6 of our tracked beaches on the island recorded one or more advisory days in that 30-day history window. NOAA's 7-day forecast is mild — scattered showers possible but unlikely to drive new advisories. See the Kauaʻi leaderboard for the beach-by-beach ranking.
For the always-live per-island outlook, see our Hawaii Water Quality Forecast, which regenerates daily from NOAA + DOH data.
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