CatchWindow fishing intelligence

Pearl Harbor, HI Daily Water Report — October 7, 2026

Pearl Harbor is a go for boating and kayaking, but it is not a glassy, clear-water kind of day. Boating rates best at 7.4/10 and kayaking 7.5/10, helped by light representative northerly wind near 3 knots and a modest 1.1–1.3 m sea state. The catch is the long-period southerly swell: about 1.02 m at nearly 11 seconds, contributing to 1.14 m waves overall. That is manageable for appropriately prepared crews, not a reason to get casual around exposed water. The most useful daylight window is early, from dawn through the morning low tide at 7:36 AM, before the forecast rain window begins and while winds are generally lighter. Conditions then lead into the 9:15–11:15 AM solunar major period, the day’s strongest timing signal for anglers. Fishing is a middling 5.8/10 rather than a banner call: pressure is falling from around 1011 hPa, and the afternoon brings a substantially gustier wrinkle, with the day’s strongest gust forecast near 20.6 knots at 1 PM. The 2:07 PM high tide arrives amid that more unsettled stretch, followed by rain potential through late evening. Diving scores 7/10, down sharply from yesterday’s reconstructed 8.8/10. Water remains warm at 27.4 C, but the swell and waves are the likely practical tradeoff. Atmospheric visibility is only 0.2 km under heavy cloud; that is a surface-navigation concern and says nothing about underwater visibility. Sailing, at 5/10, gets little help from the light baseline wind and has to contend with the broad gust spread later on. For shoreline explorers, the 8:33 PM low tide is the day’s lowest at just 0.03 m, but it comes after sunset at 6:16 PM and during the rain window. Wildlife scores 6.8/10, with the 3:45–4:45 AM and 3:45–4:45 PM minor periods offering timing interest, though neither overrides weather or water conditions. The next few days stay wet-looking, with rain chances at 79–100% through Saturday and waves holding 1.3 m or higher before easing Sunday and Monday. Best bet: launch early, use the morning solunar window, and be back in before the afternoon gusts start acting like they own the harbor.