Garmin G600 Pilots Guide - Page 153
XM Weather Symbols and Product Age
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Foreword Sec 1 System Sec 2 PFD Sec 3 MFD Sec 4 Hazard Avoidance Features Sec 5 Additional 4.4.3 XM Weather Symbols and Product Age This table shows the weather product symbols, the expiration time and the refresh rate. The refresh rate represents the interval at which XM Satellite Radio broadcasts new signals that may or may not contain new weather data. It does not represent the rate at which weather data is updated or new content is received by the Data Link Receiver. Weather data is refreshed at intervals that are defined and controlled by XM Satellite Radio and its data vendors. Symbol Weather Product NEXRAD (NEXRAD and Echo Top Mutually Exclusive) Echo Top (Cloud Top and Echo Top Mutually Exclusive) (NEXRAD and Echo Top Mutually Exclusive) Cloud Top (Cloud Top and Echo Top Mutually Exclusive) XM Lightning Expiration Time (Minutes) 30 30 60 30 Refresh Rate (Minutes) 5 7.5 15 5 Cell movement 30 1.25 SIGMETs / AIRMETs 60 12 METARs 90 12 City Forecast 90 12 Surface Analysis 60 12 Freezing Levels 120 12 Winds Aloft 90 12 County Warnings 60 5 Cyclone Warnings 60 12 Sec 6 Annun. & Alerts Sec 7 Symbols Sec 8 Glossary Appendix A Appendix B Index 190-00601-02 Rev. B Garmin G600 Pilot's Guide 4-27