Garmin GPSMAP 557xs Owner's Manual - Page 26

Browse online or download pdf Owner's Manual for Marine GPS System Garmin GPSMAP 557xs. Garmin GPSMAP 557xs 38 pages.
Also for Garmin GPSMAP 557xs: Quick Start Manual (4 pages), Installation Instructions Manual (8 pages)

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chartplotter. The weather data for each feature comes from

reputable weather data centers such as the National Weather

Service and the Hydrometeorological Prediction Center. For

more information, go to www.xmwxweather.com.

SiriusXM Equipment and Subscription

Requirements

To use XM WX satellite weather, you must have a compatible

satellite weather receiver. To use SiriusXM satellite radio, you

must have a compatible satellite radio receiver. Go to

www.garmin.com

for more information. You must also have a

valid subscription to receive satellite weather and radio. For

more information, refer to the instructions for your satellite

weather and radio equipment.

Weather Data Broadcasts

XM WX Satellite Weather data is broadcast at five-minute

intervals. When the Garmin receiver is turned on, or when a

different weather feature is selected, the receiver must receive

new data before it can be shown. You might experience a delay

before weather data or a different feature appears on the chart.

NOTE: Any weather feature can change in appearance if the

source that provides the information changes.

Viewing Precipitation Information

Precipitation ranging from very light rain and snow, up to strong

thunderstorms, is indicated in varying shades and colors.

Precipitation is shown either independently or with other

weather information.

Select Weather > Precipitation.

The time stamp in the upper-left corner of the screen

indicates the elapsed time since the weather data provider

last updated the information.

Precipitation Views

Select Weather > Precipitation > Menu.

Radar Loop: Shows precipitation information as an image of

the latest update or as an animated loop of the latest

updates. The time stamp indicates the elapsed time since

the service provider generated the weather radar frame

currently displayed on the screen.

Cloud Cover: Shows cloud cover data.

Satellite IR: Shows infrared satellite data, which displays clouds

based on cloud-top temperatures. Deeper shades of gray

represent colder clouds often found with cirrus or

thunderstorm clouds. Lighter shades or a lack of shading

indicate warmer clouds usually associated with stratus or

fog.

Waypoints: Shows waypoints.

Legend: Shows the weather legend.

Storm Cell and Lightning Information

Storm cell icons

on the weather Precipitation chart indicate

both the present position of a storm and the projected path of

that storm in the immediate future.

Red cones appear with a storm cell icon, and the widest part of

each cone points in the direction of the projected path of the

storm cell. The red lines in each cone indicate where the storm

will most likely be in the near future. Each line represents 15

minutes.

Lightning strikes are represented by

the weather Precipitation chart if strikes were detected within

the last seven minutes. The ground-based lightning detection

network detects cloud-to-ground lightning only.

. Lightning appears on

Hurricane Information

The weather Precipitation chart can show the present position

of a hurricane

, a tropical storm, or a tropical depression. A

red line stemming from a hurricane icon indicates the projected

path of the hurricane. Darkened dots on the red line indicate the

projected locations through which the hurricane will pass, as

received from the weather data provider.

Weather Warnings and Weather Bulletins

When a marine weather warning, weather watch, weather

advisory, weather bulletin, or other weather statement is issued,

shading indicates the area to which the information applies. The

aqua lines on the chart indicate the boundaries of marine

forecasts, coastal forecasts, and offshore forecasts. Weather

bulletins may consist of either weather watches or weather

advisories.

To view information about the warning or bulletin, select the

shaded area.

Color

Marine Weather

Group

Light Blue Flash Flood

Dark Blue Flood

Yellow

Marine/Wind

Pink

Miscellaneous

Orange

Severe Storm

Red

Tornado

Purple

Tropical

Dark

Visibility

Gray

White

Winter

Forecast Information

The Forecast chart shows city forecasts, marine forecasts,

warnings, hurricane warnings, METARS, county warnings,

weather fronts and pressure centers, surface pressure, and WX

buoys.

Viewing Forecast Information for Another Time

Period

Select Weather > Forecast.

Select an option:

• To view the weather forecast for the next 12 hours, select

Next Forecast or , and to view forecasts up to 48 hours,

in 12-hour increments, select Next Forecast or again.

Weather Subcategories

Areal Flood, Coastal Flood, Debris Flow,

Flood, High Water Level, Hydrological,

Lakeshore Flood, Storm Surge

Brisk Wind, Extreme Wind, Freezing

Spray, Gale, Hazardous Seas, High Surf,

High Wind, Hurricane Force Wind, Lake

Wind, Les Suêtes Wind, Low Water,

Marine Weather, Rip Tide, Small Craft,

Small Craft Hazardous Seas, Small Craft

Rough Bar, Small Craft Winds, Special

Marine, Squall, Storm, Strong Wind,

Tsunami, Waterspout, Wind,

Wreckhouse Winds

Air Quality, Air Stagnation, Ashfall,

Blowing Dust, Excessive Heat, Fire

Weather, Heat, High Heat and Humidity,

Humidex, Humidex and Health, Rainfall,

Special Weather, Weather

Hurricane, Inland Hurricane, Inland

Tropical Storm, Tropical Storm, Typhoon

Dense Fog, Dense Smoke, Dust Storm,

Smog

Arctic Outflow, Avalanche, Blizzard,

Blowing Snow, Cold Wave, Extreme

Cold, Flash Freeze, Freeze, Freezing

Drizzle, Freezing Fog, Freezing Rain,

Frost, Hard Freeze, Heavy Freezing

Spray, Heavy Snow, Ice Storm, Lake

Effect Blowing Snow, Lake Effect Snow,

Sleet, Snow, Snow and Blowing Snow,

Snow Squall, Snowfall, Wind Chill,

Winter Storm, Winter Weather

SiriusXM™