Garmin GDL30A ユーザーズマニュアル

The Atmosphere category provides Wind, Pressure, Visibility, Front, and City Condition data. Each feature can be turned on or off, or set to 

appear at a selected zoom range.

The Wind feature displays wind speed and wind direction. Wind direction is indicated by a circle with a wind barb. The circle points in the 

direction of the wind with the barb as a tail. Wind speed is indicated by different flags attached to the barb.

XM WX Weather Features