IRFP-01
Metro Review
SUBTROPICAL
TROPOPAUSE
PO
L
TRO OR
E
AL US
PO
C A
PAU
PI OP
SE
O P
TR RO
T
25,000'
60,000'
SUBTROPICAL
JET STREAM
(approx. 39,000')
60
30
EQ
U
POLAR
AT
JET STREAM
OR
(approx. 30,000')
Figure 9: POLAR AND SUBTROPICAL JET STREAMS
(8-97) Original
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