Garmin 010-00730-00 Two-Way Radio User Manual


 
28 GXM 40 Owner’s Manual
XM WX Weather Features
Water Temperature
The Water Temperature feature displays the surface
temperature of the water. Isotherm lines indicate the
temperature breaks.
Wave Period
The Wave Period feature provides the time (in seconds)
between successive waves.
Water Temperature Water Temperature
Wave PeriodWave Period