CatchWindow fishing intelligence

Kahului, Kahului Harbor, HI Daily Water Report — September 2, 2026

Today is a great day to hit the water at Kahului Harbor, especially if you're a diver or sailor. With a top diving suitability score of 9.2/10, the conditions are nearly perfect, thanks to calm waves and clear waters. The wind is mostly cooperative, blowing steadily from the east at around 10 knots, though gusts could reach up to 18 knots. Sailors will find these winds ideal, scoring a solid 9/10 for sailing. The surf is decent, with waves reaching up to 1 meter and a swell from the south-southwest at just under 1 meter. This gives surfing an 8.7/10, slightly improving from yesterday's 8/10. If you're planning to paddle out, aim for the major solunar periods to catch the best breaks. Boaters and kayakers should be aware of the wind gusts peaking at 37.3 knots around 3 PM. While boating scores a respectable 7.8/10, kayaking is a tad lower at 6.1/10, primarily due to these gusty conditions. It's best to get an early start or wait until later in the evening when winds are more forgiving. Fishing enthusiasts have a 7.8/10 score today. The morning tide is high at 6:15 AM, dropping to a low at 11:42 AM, which could affect your catch. Align your outings with the solunar periods for the best chance of success. Looking ahead, expect a slight uptick in wave size, particularly from September 7th onward, when waves could reach up to 1.9 meters. Temperatures will remain warm, though rain chances increase significantly after tomorrow. For the best experience today, diving is your top bet. With calm seas and clear conditions, it's a diver's paradise out there.