CatchWindow fishing intelligence

Hilo, Hilo Bay, Kuhio Bay, HI Daily Water Report — August 31, 2026

Today in Hilo Bay, the water conditions are mostly favorable, especially for fishing and diving, both scoring an impressive 8.3 out of 10. If you're angling for a good catch, aim for the solunar major period from 1:44 PM to 3:44 PM, which aligns nicely with the afternoon high tide at 4:46 PM. Divers will enjoy clear, warm waters at 27.1°C, with minimal wind waves and a calm, oligotrophic sea that's perfect for exploring. Surfing also looks promising with a score of 7.7. The swell is coming in from 60 degrees at a height of 1.7 meters, offering decent surf conditions throughout the day. While not the calmest, the wave heights are manageable, peaking around 2.0 meters, so get your board ready for some fun rides. Sailing and kayaking enthusiasts might face some challenges today, with scores of 6.8 and 6, respectively. The northwesterly winds, gusting up to nearly 18 knots around noon, could make for a bumpy ride. Boaters should also be cautious, especially in the afternoon when the gusts are at their strongest. Compared to recent days, conditions have improved for diving and fishing, while kayaking has become slightly less appealing. The barometric pressure is on a downward trend, currently at 1016 hPa and falling, hinting at potential weather changes. Looking ahead, expect a rainy spell over the next few days, with a high probability of showers. The wave heights are also projected to increase, peaking around 2.5 meters by September 3rd. So, if you're planning a water adventure, today might be your best bet before the weather takes a turn. In summary, if you're seeking the perfect window for water activities today, grab your fishing gear or diving equipment and make the most of the favorable conditions before the winds pick up and the waves grow.