14
Part Two: Section 2
XM Weather
almost complete coverage of the continental United
States, Alaska, and Hawaii. The unobstructed range of
each NEXRAD is up to 250 nautical miles.
When enabled, composite data from all the
NEXRAD radar sites in the United States is shown.
This data are composed of the maximum reflectivity
from the individual radar sweeps. Canadian radar may
also be displayed. The display is color-coded to indi-
cate the weather level severity. Information about with
sites are operational or off-line is also available.
To display NEXRAD weather on the Map page:
1. With the Map page (second page of the NAV
page group) displayed, press the
MENU
key.
The Page Menu for the Map page appears.
NEXRAD is also available on the Nav 1 page
of the 500W series.
2. Turn the
large right
knob to highlight “Display
US NEXRAD?” or “Display CN NEXRAD?,” and
then press
ENT.
(If “Hide US NEXRAD?” or
“Hide CN NEXRAD?) appears, NEXRAD radar
data are already enabled; just press
MENU
again to exit the Page Menu.)
NOTE:
US and Canadian radar may not be displayed
simultaneously.
To display NEXRAD weather on the XM Weather
page:
1. With the XM Weather page (the third page of
the NAV page group) displayed, look at the
upper left corner of the page. Under the page
title (“XM Weather”) either “NEXRAD-US,”
“NEXRAD-CN,” or another weather product
appears. If the word is “NEXRAD-US” or
“NEXRAD-CN,” do nothing; NEXRAD weather
is already being displayed.
2. If the word in the upper left corner of the
page is another weather product (rather than
“NEXRAD-US” or “NEXRAD-CN”), press the
small right (CRSR)
knob to highlight that
word. Then turn the
small right
knob to
change to “NEXRAD-US” or “NEXRAD-CN.”
3. Press the
small right
knob again to bring
down the cursor (that is, to stop the blinking
highlighting of “NEXRAD-US” or “NEXRAD-
CN”) and retain the selection.
NEXRAD U.S. and Canadian Coverage
SW Version 3.30 adds the ability to display
Canadian NEXRAD on the moving map pages and
the XM Weather page. The display has been modified
to specify whether the NEXRAD displayed is U.S. or
Canadian.
190-00356-30 Rev H
