degrees at 40 Imots = 45 thousand feer 250 decrees ac 32
knots =~ 50 thousand feet 82 degrees at 10 Imcts = & shove
sana feet lightly and variable - 70 thousand feet EX dew
grees at 25 Imots = % thousend feet 70 degrees a 22 ccts.
(f°
H-4, Hrs:
TZATHER:
No change in 8-8 forecest.
(7S:
Lo
change.
(2) The air particle trajectory chart (Chart No. 6) was used to
brief cn the movement of the cloud after detonation
for the several
levels pcrtrayed.
a.
Genera? Syvnontic Situstion
(1)
SZEFACE - The general synoptic patterns at this time differed
from those earlier only by the continued eastward movement cf t:.e
CY
(2)
7”
high pressure cell (Chart Ho. 7).
UFPE® LETELS ~ The clockwise system had moved slightly tc the
east and south, with the winds at upper levels tending to become
more westerly (Chart Ko. 10).
&t 20,000 feet the smi) clockwise
circulation west of Rwajalein had expanded (Chart No. 9). &¢ 17,9X
feet the flow remained dominated by the rircr eddies which hat exe
ted at 2803002 (Chart No. 8).
be -For the observed local cor itions versus the fcrecast fer 2.
gee paragraphs 5g, h and i below.
forecast
wa in
tralertory
a revise? air pasticle
was issued at HfL, hours, based on cate aveilatie thot ac.
Z49 bours (Chart No. 11).
icsChaat
SITUETIC: £T HeHOUR
OTT
3
‘The asjor chance, which had rct deen
forecast, wes in the 27,095 foot tresesterr.
a