Furuno TZT9 Operator's Manual page 201

11. WEATHER
[Air Temp]: The air temp forecast
displays the air temperature by
color. -45°C (-49°F) (minimum) is
displayed in dark violet, 45°C
(113°F) (maximum) is displayed in
red.
[Currents]: The current forecast
displays the tidal current speed
and direction by blue arrow. The
darker the blue, the faster the cur-
rent speed (0 to 2 kn).
[Altimetry]: The altimetry forecast
displays the sea height anomalies
by color. The large anomalies are
displayed in red, smaller ones in
light green.
[Plankton]: The plankton forecast displays the plankton growth in tones of green. The
darker the green, the greater the density of plankton.
[Buoys]: You can check the marine observa-
tions and the information of buoys.
Select a buoy icon (
formation.
11-12
) to display the buoy in-