Garmin G1000 Pilot's Training Guide (-05) - Page 44

What is NEXRAD? - cockpit reference guide

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3. List all XM Weather Products and their corresponding update rates. NEXRAD Cell Movement METARs TAFs Lightning TFRs Surface Analysis 5 min 12 min 12 min 12 min 5 min 12 min 12 min Cloud Tops County Warnings AIRMETs SIGMETs Echo Tops Winds Aloft 15 min 5 min 12 min 12 min 7.5 min 12 min 4. Reported/forecast products use a date/time stamp. On what are the date and time based? Date and time are based on Zulu time as reported by appropriate weather stations, not on when the data is received by the datalink receiver. 5. When and how is weather data information received? Before the GDL 69/69A can be used, an XM Satellite Radio subscription must be activated. XM Satellite Radio offers several subscriptions at different service levels. Refer to the XM Satellite Radio website for information regarding subscription options. 6. What type of lightning strike information does XM Weather provide? Only cloud-to-ground lightning is provided by XM. To receive cloud-to-cloud lightning strike information, the aircraft must be equipped with additional lightning detection equipment, such as Stormscope. 7. What is NEXRAD? NEXRAD (NEXt generation RADar) is a Doppler radar system that has greatly improved the detection of meteorological events such as thunderstorms, tornadoes, and hurricanes. 8. What are the coverage areas of the XM Satellite signal? At what altitude must the aircraft be to receive the XM signal? The XM signal provides full coverage over the continental United States. The information can be received on the ground and while flying at any altitude throughout North America. 9. A pilot is planning a cross-county flight. Does weather data provided by WxWorx satisfy FAR 91.103 preflight action? No, weather data received in the cockpit is not approved to satisfy FAR 91.103. One must receive approved weather data from the National Weather Service/FSS. Use datalink weather as a supporting reference only. XM Weather is not to be used as a main source for making decisions before or during flight. 40 GIFD Pilot's Training Guide 190-00368-05 Rev. B

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40
GIFD Pilot’s Training Guide
190-00368-05
Rev. B
3.
List all XM Weather Products and their corresponding update rates.
NEXRAD
5 min
Cloud Tops
15 min
Cell Movement
12 min
County Warnings
5 min
METARs
12 min
AIRMETs
12 min
TAFs
12 min
SIGMETs
12 min
Lightning
5 min
Echo Tops
7.5 min
TFRs
12 min
Winds Aloft
12 min
Surface Analysis
12 min
4.
Reported/forecast products use a date/time stamp.
On what are the date and time based?
Date and time are based on Zulu time as reported by appropriate weather stations, not
on when the data is received by the datalink receiver.
5.
When and how is weather data information received?
Before the GDL 69/69A can be used, an XM Satellite Radio subscription must be
activated.
XM Satellite Radio offers several subscriptions at different service levels.
Refer
to the XM Satellite Radio website for information regarding subscription options.
6.
What type of lightning strike information does XM Weather provide?
Only cloud-to-ground lightning is provided by XM.
To receive cloud-to-cloud lightning
strike information, the aircraft must be equipped with additional lightning detection
equipment, such as Stormscope.
7.
What is NEXRAD?
NEXRAD (NEXt generation RADar) is a Doppler radar system that has greatly improved
the detection of meteorological events such as thunderstorms, tornadoes, and hurricanes.
8.
What are the coverage areas of the XM Satellite signal?
At what altitude must the aircraft be
to receive the XM signal?
The XM signal provides full coverage over the continental United States.
The
information can be received on the ground and while flying at any altitude throughout
North America.
9.
A pilot is planning a cross-county flight.
Does weather data provided by WxWorx satisfy
FAR 91.103 preflight action?
No, weather data received in the cockpit is not approved to satisfy FAR 91.103.
One
must receive approved weather data from the National Weather Service/FSS.
Use datalink
weather as a supporting reference only.
XM Weather is not to be used as a main source
for making decisions before or during flight.