1 37% Debense Nucceae
CEncy
HEADQUARTERS
JOINT TASK FORCE SEVEN
AFO 437, San Francisco, California
bo. esSEO es
Se
14 May 1958
3264 RoxFY
.Gb4-326
" pmuncrem»Sapety-FPL
KOA
nano.Dpepasips
18 Haanter VoeT.
ENIWETOK OBSERVED \EATHER FOR 18 MAY 1958
AT DETONATION TIME:
0O630M
SURFACE WEATHER:
Sea Level Pressure
1010.5 mbs
Free Air Surface Temperature
Wet Bulb Temperature
Dew Point Temperature
81,0°F
76,0°F
74,0°F
Relative Humidity
79%
Visibility
10 miles
Surface Wind
050° 16° Knots
Weather
None
CLOUDS;
Seattered (4/10) cumlus, bases 1,800 feet, moving west. Scattered
(3/10) altostratus, bases 8,000 feet, moving west, Overcast (10/10) cirrus,
(9/10) opaque.
AREA WEATHER SUMMARY FROM AIRCRAFT:
Seattered cumilus bases 1,900 feot, tops generally 7,000 fect, a few tops
to 16,000 feet,
Light to moderate turbulence in clouds.
cirrus, bases 35,000 feet, tops 40,000 fcet,
Light turbulence in lower cirrus layer,
Broken. to overcast
High thin cirrus layer above,
STATE OFTHESEA:
Open Sea, ‘site Genet Waves from 080°, 5 fect high, period 4 to 5 seconds,
length 70 to 80 fect, NOTE: Waves increasing in hcight at time of firing.
Lagoon, site Gene: Waves 1 foot high, period 0,5 to 1 second, length
3 to 5 fect,
BLE
BEST COPY AW ATLA
Medd
4A
TAB E (3)
Gz