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Garmin Adds FIS-B Weather to the GTN 650/750 Series

FIS-B weather products such as lightning, cloud tops, turbulence, icing, graphical AIRMETs and center weather advisories are now available on the GTN650/750. Courtesy Garmin
Gemini Sparkle

Key Takeaways:

  • The Garmin GTN 650/750 software update introduces new FIS-B weather products, including lightning, cloud tops, turbulence, icing, graphical AIRMETs, and center weather advisories, visible with a compatible ADS-B In receiver.
  • It enhances navigation and display by adding a selected altitude intercept arc on the moving map (with Garmin PFDs), enabling VFR flight plan editing (with G3X Touch), and offering LNAV+V advisory vertical guidance for LNAV approaches at non-SBAS airports.
  • For SiriusXM aviation weather customers, the update provides the option to alternate between base and composite reflectivity NEXRAD weather radar imagery.
  • This software upgrade is available immediately at no charge from Garmin authorized dealers, though an installation charge may apply.
See a mistake? Contact us.

When pilots install the latest Garmin software update and use a compatible ADS-B In receiver, they can view new FIS-B weather products on the moving map display of the GTN 650/750. The new weather products include lightning, cloud tops, turbulence, icing (current and forecasted), graphical AIRMETs and center weather advisories (CWA).

Rob Mark

Rob Mark is an award-winning journalist, business jet pilot, flight instructor, and blogger.

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