Raymarine e7, User Reference

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Wave information symbols
The weather application uses a range of graphics and symbols to
represent different types of wave information.
Symbol Description
Wave height — Waves are shown in
16 shades of color from:
• Reds — Highest waves
• Greens — Intermediate waves
• Blues — Lowest waves
Wave period — wave periods are
shown using shades of blue, the
darker the shade the shorter gap
between successive waves. The wave
period detail can be accessed by the
context menu
View Data option.
Wave direction — direction of waves
is indicated by blue arrows.
NOWRad precipitation color codes
NOWRad displays the type and level of precipitation:
Color code Precipitation type Reflectivity Intensity
Light green Rain (15 to 19 dBz)
Medium green Rain
(20 to 29 dBz)
Color code Precipitation type Reflectivity Intensity
Dark Green Rain (30 to 39 dBz)
Yellow Rain (40 to 44 dBz)
Orange Rain (45 to 49 dBz)
Light red Rain (50 to 54 dBz)
Dark red Rain (55+ dBz)
Light blue Snow (5 to 19 dBz)
Dark blue Snow (20+ dBz)
Light pink Mixed (5 to 19 dBz)
Dark pink Mixed (20+ dBz)
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 Intensity in mm per hour
Transparent (nothing shown at very
low precipitation) 0.00 to 0.20 mm/hr
Light green 0.21 to 1.00 mm/hr
Medium green 1.01 to 4.00 mm/hr
Dark green 4.01 to 12.00 mm/hr
Yellow 12.01 to 24.00 mm/hr
Orange 24.01 to 50.00 mm/hr
Using the weather application (North America only)
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