Garmin 190-00683-00 Manuale Utente

This section describes how to use XM WX Satellite Weather with 

your GPSMAP 378/478. You must have a subscription to XM WX 

Weather, and you must plug your GXM 30 antenna into the USB 

port on the back of the unit to receive the XM signal. If you do not 

have a subscription to XM WX Weather, the features described in 

this section work only when the GPSMAP 378/478 is in Simulator 

Mode and the GXM 30 antenna is unplugged.
You can view XM WX Weather on your GPSMAP 378/478 in one 

of three ways:

•  To view all weather information on the map, use the Map 

Page.

•  To view a specific weather feature such as NEXRAD Radar or 

Storm Cells, for example, you can use the Weather tab on the 

.

•  To view current weather conditions and forecast information 

for your current location or a specific location, use the 

Weather Data option on the Find Menu. For more information, 

From the Map Page, you can turn weather information on or off.

 Press and hold the

MENU/Wx key to toggle XM Weather on

or off.

OR

Press

MENU, select Hide (Show) Weather, and then press

ENTER.

Use the Map Page options menu to adjust the way weather items 

appear on the Map Page. Three tabs—Weather, Srfc Wx, and Mrn 

Wx—allow you to adjust what weather items appear on the Map 

Page, and the scale at which they appear. For detailed information 

about specific weather features, see the GXM 30 Owner’s Manual.

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