Garmin GDL 30 Owner's Manual - Page 16
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Weather Features
In this example, NEXRAD data, storm cells, and lightning
are displayed in addition to wind. Note how the wind shifts
direction around this Midwestern storm mass.
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Wind
The Wind feature shown below displays wind speeds and direction. Wind speed is represented by fl ags
on a wind arrow, where one big fl ag equals 10 knots and one small fl ag equals 5 knots. A darkened pennant
equals 50 knots. Wind direction is represented by the direction of the circle.
20-knot winds blowing to the Southwest.