Port Isabel Map

Tides 1.6 mi Queen Isabella Causeway (west end) 2.2 mi South Bay entrance 3.1 mi Queen Isabella Causeway (east end) 3.1 mi Coast Guard Station, South Padre Island 3.7 mi Padre Island, Brazos Santiago Pass 3.8 mi South Padre Island, Brazos Santiago Pass 6.6 mi San Martin Lake Channel Currents 0.5 mi Port Isabel Channel, North End 1.2 mi Port Isabel, Pontoon Swing Bridge 1.5 mi Laguna Madre Channel, SW end 1.8 mi Brownsville Ship Channel, east end 1.8 mi Queen Isabella Causeway Bridge 3.0 mi Laguna Madre Channel, NE end 3.2 mi ICW Laguna Madre, Light 69 3.8 mi Brazos Santiago Pass (SPIP) 4.1 mi Brazos Santiago Pass Entrance