Garmin GTN 625 Pilot's Manual page 322

Weather Product
Foreword
Getting
Started
CONUS NEXRAD
Regional NEXRAD
Xpdr Ctrl
AIRMETs
Com/Nav
SIGMETs
FPL
Direct-To
METARs
Proc
Wpt Info
Winds and
Temperatures Aloft
Map
Pilot Weather
Traffic
Report (PIREP)
(Blue - Regular,
Terrain
Yellow - Urgent)
Weather
TAFs
TFRs
Nearest
NOTAMs
Services/
Music
Utilities
WARNING: Do not use the indicated data link weather product age to
determine the age of the weather information shown by the data link
System
weather product. Due to time delays inherent in gathering and processing
weather data for data link transmission, the weather information shown by
the data link weather product may be significantly older than the indicated
Messages
weather product age.
Symbols
Appendix
Index
11-50
Expiration Transmission
Time
(Minutes)
60
30
60
60
90
90 or at the
end of the
valid period
90
60
60
60
Table 11-7 FIS-B Weather Products and Aging
Garmin GTN 625/635/650 Pilot's Guide
Update Interval (Minutes)
Interval
(Minutes)
15
2.5
5 As Available (Typically 20
5 As Available (Typically 20
minutes), then at 15 minute
intervals for 1 hour
5 1 minute (where available),
As Available otherwise
(Typically ≤ 20 minutes)
10
10 As available (Typically 20
10
10
10 As available (Typically 20
15
5
minutes)
12 hours
minutes)
8 hours
20
minutes)
190-01004-03 Rev. F