Viewing Sea Conditions - Garmin GPSMAP 4000 Series Supplement Manual

Weather fronts appear as lines that indicate the leading edge of an air mass.
Front Symbol
Pressure-center symbols often appear near weather fronts.
Pressure-Center Symbol Description
City Forecasts
City forecasts appear as weather symbols
Weather includes data for the next 48 hours. Cellular weather includes data for the next 24 hours.
Symbol Weather
Partly cloudy
Thunderstorms
Smoke (dusty, hazy)

Viewing Sea Conditions

The Sea Conditions chart shows information about surface conditions, including winds, wave height, wave period,
and wave direction.
From the Home screen, select Weather > Sea Conditions.
GPSMAP 4000/5000/6000/7000 Series Weather and XM Satellite Radio Supplement
Description
Cold front
Warm front
Stationary front
Occluded front
Trough
Indicates a low-pressure center, which is a region of relatively lower pressure.
Moving away from a low-pressure center results in increased pressure. Winds flow
counterclockwise around low-pressure centers in the northern hemispheres.
Indicates a high-pressure center, which is a region of relatively higher pressure. Moving
away from a high-pressure center results in decreased pressure. Winds flow clockwise
around high-pressure centers in the northern hemispheres.
. The forecast is viewed in 12-hour increments. XM WX Satellite
➊
Symbol Weather
Rain (drizzle, sleet, showers)
Fair (sunny, hot, clear)
Snow (snow showers, flurries, blizzard,
blowing snow, sleet, freezing rain,
freezing drizzle)
XM WX Satellite Weather and Cellular Weather
➊
Symbol Weather
Windy
Foggy
Cloudy
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