atta anid
1 Waren 1954
MEMORANDUZ PCR RECORD:
SUBJECT:
Command priefing, 1100, 228 Februsry 195,
Members Present:
Gen Clarkson, Gen KeGinley, or. Graves,
Adm Bruton, Col Covart, Lt Col Barbour (in lieu of c™ 7.4)
Capt Meynerd, Lt Col Bonnot, and Lt Col Bouse.
1. Im general, tne hodograph gave a forecast surface radex
in the low levels ( zero to 15,000 reat) at about 50 xiles in 6
hours, geasrally orientated to the west south west in especrizatee
ly a 30 degree sector. In the high levais, the radex gave a 6
hour pattern cantered on approximately 65 desrecs in a sarrow
cone approximately 20 desrees wide.
2.
The 72-hour cloud trajectories indicated all leveis is
@ narrow band generally 65 degrees true from ground zero except
the 10,000 foot level moving generally east through north to
west and a 60,000 foot level moving southwest and thea west.
RadSefe outlooks were given es follows:
Bikini atoll:
Favorable.
be.
Eniwetok atoll:
Ce
Ujelang atoll:
@.
Native atolls in southeast quadrant:
omer
a.
Favorable.
Very favorable.
*
3.
Very favcretie.
e. Control DDE: It was recommended that the Costrou Tis
be moved frum-gposition 90 miles Vest or Ground Zero to @ pesi~
tion 230 degr@@p True, 90 riles fram Ground Zero.
ATF and the YaGS:
Tne plot or the Yass ass at?
courses fram about & minus 24 hours to = slus 2 hours was inclsetes.
In general, from about 3 minus 5 to edout E minus 3 Lours tie
te
ATPs and Y4Gs courses run approximately 25 to 20 stiles 2rss
Cr +58
ese
t26
ca
armed device and the tr departs from @ position
PeyeryT
fe.
low altitude radex at edout E cinus lg bcours to a pesstscs bp 7Fere
the radex.
a
Se
Tae sstesests
of 726 YAGS and ATF were presenvec f[c> waatever consié.retica
bas
was necessary in view of their close proxicity to ta€ cetace
om
‘mately 35 miles south of ground cero 6% = pous 2.