4-145190-00601-02 Rev. J Garmin G500/G600 Pilot’s GuideCoverTOCForewordSec 1SystemSec 2PFDSec 3MFDSec 4HazardAvoidanceSec 5AdditionalFeaturesSec 6Annun.& AlertsSec 7SymbolsSec 8Glossary Appendix A IndexCombined NEXRADRegional NEXRAD data and CONUS NEXRAD data are shown together. Thetwo types of NEXRAD are separated by a white stippled border. This boundaryis updated whenever new Regional or CONUS NEXRAD data is received. Theradius of the boundary is fixed at 150 NM.Regional BoundaryCONUS Data AreaFigure 4-124 FIS-B Combined NEXRAD4.10.5.5 SIGMETs and AIRMETsSIGMETs (SIGnificant METeorological Information) and AIRMETs(AIRmen’s METeorological Information) are broadcast for potentially hazardousweather considered of importance to aircraft. A Convective SIGMET is issuedfor hazardous convective weather. A localized SIGMET is a significant weathercondition occurring at a localized geographical position.When enabled, SIGMET/AIRMETs advise the pilot of potentially hazardousweather to all aircraft. SIGMET/AIRMET data covers icing, turbulence, dust,and volcanic ash as issued by the National Weather Service. The update rate isevery 12 minutes.
