Wave Direction; Wave Height - Garmin 010-00730-00 Owner's Manual

Wave Direction

The Wave Direction feature shows the direction in which
waves are moving, as indicated by the direction of the red
arrow.
Wave Direction Wave Direction
GXM 40 Owner's Manual

Wave Height

The Wave Height feature displays wave heights. The wave
heights for an area are separated by contour lines.
Wave Height Wave Height
XM WX Weather Features