XM WX Satellite Weather and Cellular Weather
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. To view information about the warning or
➊
bulletin, select the shaded area. The aqua lines
forecasts, and offshore forecasts. Weather bulletins may consist of either weather watches or weather advisories.
See the Appendix
(page
➊
Forecast Information
The Forecast chart shows city forecasts, marine forecasts, warnings, hurricane warnings, METARS, county
warnings, weather fronts and pressure centers (XM weather data only), surface pressure, and WX buoys.
Viewing Present Forecast Information
From the Home screen, select Weather > Forecast.
Viewing Forecast Information for Another Time Period
Note: This feature is available only if you are receiving XM WX Satellite Weather data. It is not available if you
are receiving cellular weather data.
1. From the Home screen, select Weather > Forecast.
2. Complete an action:
• To view the weather forecast for the next 12 hours, select Next Forecast, and to view forecasts up to 48
hours, in 12-hour increments, select Next Forecast again.
• To view the weather forecast for the previous 12 hours, select Previous Forecast, and to view previous
forecasts, up to 48 hours ago, in 12-hour increments, select Previous Forecast again.
Viewing a Marine Forecast or an Offshore Forecast
1. From the Home screen, select Weather > Forecast.
2. Pan the chart to an offshore location.
The Marine Forecast or offshore Forecast options appear when forecast information is available.
3. Select Marine Forecast or offshore Forecast.
Weather Fronts and Pressure Centers:
Note: This feature is available only if you are receiving XM WX Satellite Weather data. It is not available if you
are receiving cellular weather data.
4
➋
15) to view a list of color shading descriptions.
GPSMAP 4000/5000/6000/7000 Series Weather and XM Satellite Radio Supplement
on the chart indicate the boundaries of marine forecasts, coastal
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