103
(a)
(b)
(c)
. ..:..~ -
. . • ~.-.I"" . . .!l)
------.... _---.,..... -_ ..... --"..- ~ ?
c
Figure 6: Streamfunction of the dominant atmospheric singular vector calculated using
a primitive equation numerical weather prediction model for a 3-day trajectory portion
made from initial conditions of9 January 1993 at three levels: 200 hPa a) d) , 700 hPa b)
e), 850 hPa c) f) . a)-c) - initial time. From Buizza and Palmer (1995)