XM Satellite Radio GXM30 Wave Direction, Wave Height, Wave Height, Wave Direction

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XM WEATHER FEATURES > WAVE DIRECTION AND WAVE HEIGHT

The Wave Direction feature shows the direction in which a wave is moving, as indicated by the direction of the red arrow.

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

GXM 30 XM Radio Smart Antenna Owner’s Manual

Contents

Page Page Warning Caution INTRODUCTION Preface Terminology used throughout this manual Product Registration XM WX Weather and XM Radio ID Getting Started XM WX Weather Features Appendix Unit Overview GETTING STARTED Connecting the GXM 30 to a Garmin Unit Subscribing to XM WX Weather and Radio Service Level XM WX WEATHER FEATURES Displaying Weather Information MENU Show Weather ENTER 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 Audio APPENDIX Speciﬁcations Physical Speciﬁcations Power Performance Feature Data Broadcast Frequency NEXRAD Overview NEXRAD Description NEXRAD Abnormalities NEXRAD Limitations NEXRAD Intensity FCC Compliance Limited Warranty Online Auction Purchases: International Purchases: Software License Agreement XM Satellite Radio Service Agreement Weather Data Warranty TFR Data INDEX Page Page Garmin products, visit the Garmin Web site at www.garmin.com