An infographic from the National Weather Service Houston/Galveston detailing a "Small Craft Advisory" in effect from 7 AM CDT Thursday through at least 7 AM CDT Friday. The advisory applies to the High Island to Matagorda Shipping Channel (0-60 NM), which is highlighted in purple on the provided coastal map. Forecasted conditions include seas of 4 to 7 feet near the shore and 7 to 9 feet offshore, driven by northeast winds at 20 to 25 knots with gusts up to 30 knots. The graphic warns that inexperienced mariners in smaller vessels should avoid navigating in these hazardous conditions.