HEADQUARTERS
JOINT TASK FORCE SEVEN
APO 437
San Francisco, California
31 May 1956
ENIWETOK OBSERVED WEATHER FOR 31 MAY 1956
ERIE. DETONATION TIME 0615M
Sea Level Pressure
Free Air Surface Temperature
Dew Point Temperature
OS
Relative Humidity
Surface Wind
Visibility
1009.1 mb
80,39
73.5°F (Wet Bulb 75.4°F)
80.24
100° at 12 kts; gusts to 15 kts
Over 10 miles
CLOUDS
1/10 cumlus; bases estimated 1500 feet (no tops reported - estimated to
be at 3500-4000 feet approximately 10 miles east of
station)
Sf
2/10 altocumlus; bases estiated 19,000 feet; thin but opaque (possibly
1000 feet thick)
10/10 cirrostratus; bases estimated 30,000 feet; no tops reported (9/10
transparent)
WEATHER
No showers reported in local area.
exceptionally good visibility.
In general appeared clear and
No haze apparent.
STATE OF SEA
Ocean Side: Wave heights 4.5 feet, period 5 seconds, direction 090°,
Lagoon Side: Wave heights less than 1 foot.
ENIWETOK SOUNDING (3017002)
Pressure
(illibars)
LOOO
850
796.
700
693
€90
500
423
417
Height
(Feet)
280
4,920
6,791
10,310
10,630
14,440
19,130
235327
233, 688
Temperature
(°C)
26.5
17.3
16.8
10.8
10.3
-00.9
-09.2
15.3
-14.1
Dew Point
(°c)
21.6
09.7
02.5
O74
-07.8
16.2
~23.5
-29.2
28.2
bl