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" HEADGUARTERS
JOINT TASK FORCE SEVEN
APO 437
San Francisco, California
— 18 June 1956
OSAGE
—_—
ENIWETOK OBSERVED WEATHER FOR 16 JUNE 1956
AT DETONATION TD! 1314M
Sea Level Pressure
Free Air Surface Temperature
.
1008.5 mb
85 .9°OF
Wet Bulb Temperature
Dew Point Temperature
79 .O°F
76,6°F
Relative Humidity
Surface Wind
Visibility
74.0%
140° - 11 knots
10 miles
CLOUDS:
3/10 cumulus; estimated bases at 1800 ft., tops 5-7,000 ft.
cumlus in all quadrants,
Towering
Less than 1/10 altostratus; estimated at 9,000 ft. (thin)
6/10 cirrostratus; based at 30,000 ft. (very thin and transparent)
AREA WEATHER SULARY FRO2! AIRCRAFT:
5/8 to 6/8 cumlus clouds within 60 miles (all directions) of Eniwetok.
Cumlus based at 1600 ft. with 2/3 of tops at 5,000 ft.; remaining 1/3 tops
to 10,000 ft. amd an occasional top to 20,000 ft.
at 30,000 ft.
Cirrostratus (5/8) based
RADAR OBSERVATIONS:
Towering cumulus a1] quadrants within 25 miles of station with tops
measured at 10-12,000 ft. Towering cumlus between 25 and 75 miles of
station with tops measured at 15-20,000 ft.
STATE OF SEA:
Ocean Side:
Wave heights 3.5 ft., period & seconds, direction 100°.
Lagoon Side: Less than one foot,
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