Garmin GTN 650 Pilot's Guide - Page 204
XM Weather Symbols and Product Age
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11.1.4 XM Weather Symbols and Product Age Foreword The weather product symbols, the expiration time and the refresh rate are Getting shown in the following tables. The refresh rate represents the interval at which XM Started Satellite Radio broadcasts new signals that may or may not contain new weather Xpdr Ctrl 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 Com/Nav defined and controlled by XM Satellite Radio and its data vendors. Weather Product FPL Direct-To Proc Wpt Info Map Traffic Terrain Weather Nearest Music Utilities System Messages Symbols NEXRAD (NEXRAD and Echo Top are 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 Cell Movement SIGMETs / AIRMETs METARs City Forecast WX Forecast Freezing Levels Winds Aloft County Warnings Cyclone Warnings Icing Potential (Icing) (SLD) Pilot Weather Report (PIREP) Expiration Time (Minutes) 30 30 Refresh Rate (Minutes) 5 (U.S.) 10 (Canada) 7.5 60 15 30 5 30 1.25 60 12 90 12 90 12 60 12 60 12 60 12 60 5 60 12 90 22 90 12 Appendix Index (Blue - Regular, Yellow - Urgent) Air Report (AIREP) Turbulence 90 12 180 12 11-6 Garmin GTN 625/635/650 Pilot's Guide 190-01004-03 Rev. B