Garmin GXM 40 - Manual (Page 24)

 GXM 40 Owner’s Manual
XM WX Weather Features
Freezing Level
Freezing Level shows contours for the lowest forecast
altitude where icing conditions are likely to occur.
Forecast
Forecast displays fronts, high- and low-pressure centers,
and city conditions. The forecast can be viewed in 12-hour
increments for the next 48 hours.
Freezing Level Contours Freezing Level Contours
Forecast Map
Forecast Legend
Sunny
Partly Cloudy
Cloudy
Mostly Cloudy
Thunderstorms
Rain
Snow
Freezing Rain
Windy
Haze
Very Cold
Foggy
Very Hot
Forecast Map
Forecast Legend
Sunny
Partly Cloudy
Cloudy
Mostly Cloudy
Thunderstorms
Rain
Snow
Freezing Rain
Windy
Haze
Very Cold
Foggy
Very Hot