Raymarine E90W User Reference Handbook page 206

Color code Precipitation type
Light green Rain
Medium green Rain
Dark Green Rain
Yellow Rain
Orange Rain
Light red Rain
Dark red Rain
Light blue Snow
Dark blue Snow
Light pink Mixed
Dark pink Mixed
Canadian radar precipitation color codes
Canadian radar shows the intensity of precipitation for Canada.
Unlike NOWRad, Canadian radar does not show the precipitation
type.
Color code
Transparent (nothing shown at very
low precipitation)
Light green
Medium green
Dark green
206
Intensity
(15 to 19 dBz)
(20 to 29 dBz)
(30 to 39 dBz)
(40 to 44 dBz)
(45 to 49 dBz)
(50 to 54 dBz)
(55+ dBz)
(5 to 19 dBz)
(20+ dBz)
(5 to 19 dBz)
(20+ dBz)
Intensity in mm per hour
0.00 to 0.20 mm/hr
0.21 to 1.00 mm/hr
1.01 to 4.00 mm/hr
4.01 to 12.00 mm/hr
Color code
Yellow
Orange
Light red
Dark red
Intensity in mm per hour
12.01 to 24.00 mm/hr
24.01 to 50.00 mm/hr
50.01 to 100 mm/hr
100.01+ mm/hr
E-Series Widescreen User reference