CatchWindow fishing intelligence

Hilo, Hilo Bay, Kuhio Bay, HI Daily Water Report — September 2, 2026

Today in Hilo Bay, the water conditions are fairly accommodating for most activities, but with some caveats. Surfing and diving score a solid 7.7/10, making them the best bets if you're eager to hit the water. The waves are rolling in at around 2.26 meters with a swell from the northeast, ideal for those looking to catch some surf. Divers will appreciate the warm 27.5°C sea surface temperature, though the moderate wave height may require some caution. Fishing enthusiasts can expect a decent day with a score of 7.8/10. The best times to cast your line are during the solunar major periods from 3:27 to 5:27 AM and 3:27 to 5:27 PM. The tides are relatively mild, peaking at 0.68 meters at 7:01 AM, which should provide some good opportunities for shoreline anglers. For sailors, the conditions are less favorable, with a score of 4.9/10. The wind is relatively light at 5 knots from the west, but gusts could reach up to 16.9 knots by late afternoon, which might make for an unpredictable sail. Boaters and kayakers should be aware of the same gusty conditions, with scores of 5.9/10 and 5.7/10, respectively. It's a mixed bag, and those heading out should keep an eye on the shifting winds. Looking ahead, the weather remains somewhat unsettled with a high chance of rain over the next few days, peaking at 79% tomorrow. Wave heights should decrease gradually, providing a calmer sea by the weekend. If you're planning ahead, Saturday looks promising for more tranquil conditions. In summary, today is a great day to surf or dive in Hilo Bay, but keep your plans flexible due to potential gusts.