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ENIWETOK OBSERVED WEATHER FOR 12 JUNE 1956
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AT DETONATION TIME 0626M
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12 June 1956
" BLACKFOOT
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+
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Sea Level Pressure
Free Air Surface Temperature
2
.
Wet Bulb Temperature
FA
.
1012.5 mb
Dew Point Temperature
Relative Humidity
_
75 BOF
84.0%
Surface Wind
075° 10-14 knots
Visibility
+
vs
10 miles
CLOUDS:
Large cwmlus with shower activity
2/10 cumlus; estimated at 1500 ft.
located 7% miles bearing 060° from Eniwetok. Top of this cumlus
:
.
.
.
81,19F
77 e2°F
os
measured by radar at 37,000 ft.
1/10 stratocumlus; base estimated at 4,500 ft.
.
,
2/10 or more altocumlus; estimated at 9000 ft. (opaque)
8/10 cirrostratus; estimated at 30,000 ft. (thin) GA10 transparent)
AREA WaATEER SUMUUARY FROM AIRCRAFT REPORTS:
aa
"-
3/8-5/8 cumlus over FPniwetok area with bases at 1500 feet and tops
generally at 5000-7000 feet. Cumlonimbus located south of GZ with top
at 35,000 feet. Some cumlonimbus tops estiimted at 45,000 feet to northeast and north of GZ (no distance estimated), A scattered line of cumlo-
nimbus about 30 miles east of GZ with tops estimated at 40,000 feet.
&/10 altostratus; bases at 13,500 ft with tops at 15,000 feet.
&/10-9/10 cirrostratus (very thin); based at 30,000 feet which appeared
to be "breaking up" and dissipsting.
Rain showers were observed to the east and west of GZ, ne distances
estimated.
STATE OF SEA:
REST
Ute AS COPY
Ocean Side: Wave heights 5 feet, perioc 6 seccnds, direction 090°.
Lagoon Side: Wave heights less than 1 foot.
ENT.2TOK UFPER AIR SOUNDING (1117152)
Pressure
(Milvibars)
1004
1000
850
7L8
Height
Temperature
Dew Point
364
5,016
8,530
26.4
26,3
17.7
11.0
23.7
23.6
13.3
054°
(Feet)
(°c)
(°C)