TIDE INFORMATION Heights in metres referred to the Local Hydrometric Surface of Reference PLACE: Colonia LAT. 34º28.5' S LONG.57º50.6' W MHWS:0.92 MHW:0.86 MLWN:0.60 MLWS:0.54 PLACE: Isla Martín García LAT.34º11' S LONG.58º15' W MHWS:0.88 MHW:0.79 MLWN:0.49 MLWS:0.40