Table of Contentsii GPSMAP 400/500 Series Weather SupplementTable of ContentsIntroduction.......................... iCellular EquipmentRequirements............................iXM Equipment Requirements......iContacting Garmin ProductSupport .....................................iSimulator Mode ...........................iXM WX Satellite Weatherand Cellular Weather .......... 1Cellular Weather ........................ 1XM WX Satellite Weather .......... 1Weather Features ...................... 1Weather Data Broadcasts ......... 2Status Messages ....................... 2Viewing PrecipitationInformation .............................. 2Switching Weather Charts ......... 3Storm Cell and LightningInformation .............................. 3Hurricane Information ................ 4Weather Warnings and WeatherBulletins .................................. 4Forecast Information.................. 5Viewing Sea Conditions............. 6Viewing Fishing Information ...... 8Visibility Information................... 9Viewing Buoy Reports ............. 10Viewing Local WeatherInformation near a Buoy........ 10Creating a Waypoint on theForecast Chart ...................... 10About the Weather Overlay ......11Weather Alarms ....................... 13Selecting a Cellular or XMAntenna................................. 14Selecting an External CellularAntenna................................. 14Viewing Weather SubscriptionInformation ............................ 14XM Satellite Radio ............ 15Using XM Radio....................... 15XM Radio Bar .......................... 16Appendix ........................... 17Weather Data Warranty ........... 17Software License Agreement... 18Weather Warnings and WeatherBulletin Color Shading .......... 19XM Satellite Radio ServiceAgreement ............................ 20Index .................................. 21