aos

HEADQUARTIRS

RG 74 DerewseDacrere,

JOINT TASK FORCE SEVEN

APO 437, San Francisco, California

Poeeta__

6CA-3244Bx7

om

Vale
- Regreceerearsneer:FiDie

Reporr=DpsrarreyHasprick

14 May 1958

~~

“BIKINI OBSERVED WEATHER FOR 12 MAY 1958
AT DETONATION TIME: O550M

SURFACE WEATHER:
Sea Level Pressure

1009.2 mbs

ee

Free Air Surface Temperature

80,.0°%8

Wet Bulb Temperature
Dew Point Temperature
Relative Humidity

73.C
80%

070° 17 knots

Surface Wind
Visibility

10 miles

Weather

None

CLOUDS :

Scattered (3/10) cumlus, bases 1,800 feet.

cumlus, bases 3,000 fect.

Scattored (1/10) stratoe

Broken (8/10) cirrus.

AREA WEATHERSUMMIRYFROM! AIRCRAFT:

4/10 low clouds.Broken to overcast cirrus bases 37,000 fcet, tops
43,000 fect.

.

STATE OF THESEA:

Open Sea: Wave height 7 fcet, period 6 seconds, length 150 fect,

Lagoon near site Charlic: Wave height 1 foot, period 2 seconds, length
10 to 15 scconds.
py

4 STLABLE

ey
ate 3

sas

BEST CS

TAB E (3)

27

Select target paragraph3