Owner's Manual
Table Of Contents
- GXM 30 Owner's Manual
- Introduction
- Getting Started
- XM WX Weather Features
- Displaying Weather Information
- NEXRAD Radar
- Satellite Mosaic
- Lightning
- Storm Cells
- Hurricanes
- Surface Winds
- Winds Aloft
- Surface Pressure
- Fronts
- Visibility
- County Warnings
- Water Temperature
- Wave Period
- Wave Direction
- Wave Height
- Marine Warnings
- Buoy Reports
- METAR
- AIRMET
- SIGMET
- TFR
- Echo Tops
- Freezing Level
- Forecast
- TAF
- XM Radio
- Appendix

GXM 30 XM Radio Smart Antenna Owner’s Manual 18
Wave Direction
The Wave Direction feature shows the direction in which a
wave is moving, as indicated by the direction of the red arrow.
Wave Height
The Wave Height feature displays wave heights. The wave
heights for an area are separated by contour lines.
Wave Direction Wave Height
XM WEATHER FEATURES > WAVE DIRECTION AND WAVE HEIGHT










