64 GPSMAP 4000 Series Owner’s Manual
Using XM
USinG Xm
Viewing Buoy Reports
Report readings are taken from buoys and coastal observation stations. These readings are used
to determine air temperature, dew point, water temperature, tide, wave height and period, wind
direction and speed, visibility, and barometric pressure.
To view a buoy report, select a buoy on the screen. Select Buoy.
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