Garmin GTN 625 Pilot's Manual page 416

11.4.4
Foreword
Cloud tops indicate the altitude of the highest visible portions of a cloud at
Getting
the time of measurement.
Started
FIS-B cloud top data is generated by a computer model and has limited
Audio &
Xpdr Ctrl
accuracy compared to actual conditions.
Com/Nav
FPL
Direct-To
Proc
Wpt Info
Map
Traffic
11.4.5
Terrain
FIS-B lightning strikes display as a lightning bolt.
Weather
Nearest
Services/
Music
Utilities
System
Messages
Symbols
Appendix
Index
11-56
Cloud Tops
Figure 11-84 FIS-B Cloud Tops
1. While viewing the FIS-B Weather menu, touch the
Cloud Tops key.
Lightning
Figure 11-85 FIS-B Lightning
1. While viewing the FIS-B Weather menu, touch the
Lightning key.
GTN 625/635/650 Pilot's Guide 190-01004-03 Rev. P