CatchWindow fishing intelligence

Port Isabel, TX Daily Water Report — October 6, 2026

Port Isabel gets a qualified go today: strong for sailing and diving on the supplied suitability models, decent for boating and fishing, but with a weather eye required as rain hangs around and evening gusts sharpen. This is not a glass-calm postcard day; it is a workable warm-water day with a useful early opening and a less charming finish. The best all-around stretch is from dawn through late morning. ENE wind is represented at 9 knots, gusting 13, with 0.72 m waves on a short 4.45-second period and a 0.56 m northeast swell. Those are manageable numbers for the higher-rated sailing (8.3/10), diving (8.7/10), and boating (7.3/10) outlooks, though short-period chop can still make exposed water feel busier than the wave height alone suggests. Marine SST is 29.4 C, about 1.5 C above average, while the measured ocean current is a modest 0.14 m/s toward the south. Anglers have a respectable 6.2/10 setup, with the main solunar period from 9:15 to 11:15 AM lining up with the day’s most practical weather window. The pressure is steady near 1012 hPa, but fishing is not getting a free pass from the clouds or rain potential. Low tide does not arrive until 7:08 PM, so the late-afternoon minor solunar period, 3:45 to 4:45 PM, comes with a different tradeoff: more exposed water later in the tide cycle and a wind trend that worsens toward evening. Kayakers get a middling 6.5/10, sensible only where conditions are sheltered and the route leaves room for a prompt exit. Winds range as high as 19.9 knots, with the day’s strongest 28-knot gust forecast at 7 PM. That is the cue to be off open water, not negotiating “one more drift.” Atmospheric visibility is forecast near 14.6 km, but that says nothing about underwater visibility. Compared with yesterday, wind is notably lighter on the representative reading and boating, sailing, kayaking, wildlife, and diving scores all improve; fishing holds steady at 6.2. Looking ahead, Wednesday remains breezy and wet-leaning, Thursday and Friday build seas, then the weekend trends calmer, with Sunday and Monday offering the smallest forecast waves. Best bet: launch early, use the 9:15–11:15 AM solunar window, and let the evening gusts have the last word.