Satellite Interpretation Message
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000
ATHW40 PHFO 270517
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0530 UTC TUE SEP 27 2016

BASED ON DATA THROUGH 0000 UTC SEPTEMBER 27 2016

AT 700 PM HST...SATELLITE IMAGERY SHOWED A NARROW BAND OF MOSTLY LOW
CLOUDS ASSOCIATED WITH A WEAKENING FRONTAL BOUNDARY EXTENDING
SOUTHWEST ACROSS THE NORTHERN SECTION OF THE DISCUSSION AREA...WHICH
WAS A FEW HUNDRED MILES NORTH OF KAUAI AND OAHU. A FEW TOWERING
CUMULUS CLOUDS WITH TOPS EXTENDING TO AROUND 30 THOUSAND FEET WERE
LOCATED BETWEEN 25N AND 28N SEVERAL HUNDRED MILES NORTHWEST OF
KAUAI. VERY LITTLE MOTION WAS DEPICTED OVER THE PAST SEVERAL HOURS.

BROKEN PATCHES OF STABLE STRATOCUMULUS CLOUDS ASSOCIATED WITH HIGH
PRESSURE WERE LOCATED WELL EAST AND NORTHEAST OF THE BIG ISLAND
BETWEEN 20N AND 30N FROM 140W TO 150W. CLOUD TOPS ASSOCIATED WITH
THESE PATCHES EXTENDED TO AROUND 10 THOUSAND FEET OR LESS. THESE
CLOUD PATCHES WERE TRACKING TOWARD THE WEST-SOUTHWEST WITHIN THE
TRADE WINDS. THIS COVERAGE WAS SCATTERING OUT OR DIMINISHING AS IT
APPROACHED THE STATE...LEAVING MOSTLY SCATTERED CUMULUS CLOUDS
TRACKING TOWARD THE WEST OVER AND AROUND THE MAIN HAWAIIAN ISLANDS.
THE BULK OF THESE CLOUDS WERE FOCUSING OVER THE WINDWARD LOCATIONS
WITH ONLY A FEW CLOUDS SPILLING OVER TO THE LEEWARD AREAS. THE
EXCEPTION WAS OVER THE LEEWARD AREA OF THE BIG ISLAND BETWEEN KONA
AND SOUTH POINT WHERE MOSTLY CLOUDY CONDITIONS PREVAILED IN RESPONSE
TO THE AFTERNOON SEA BREEZE.

SCATTERED THUNDERSTORMS CONTINUED TO DEVELOP WELL SOUTH OF THE STATE
ACROSS THE DEEP TROPICS BETWEEN 7N AND 12N FROM 140W TO THE DATE
LINE. THE GREATEST THUNDERSTORM COVERAGE WAS LOCATED NEAR THE DATE
LINE WHERE MAXIMUM CLOUD TOPS EXTENDED INTO THE 55 TO 60 THOUSAND
FOOT RANGE. ELSEWHERE...THE BEST THUNDERSTORM COVERAGE WAS
ASSOCIATED WITH A WEAK LOW PRESSURE SOUTH OF THE BIG ISLAND NEAR 10N
AND NEAR 12N 140W THAT WERE ASSOCIATED WITH TROPICAL DEPRESSION 19-E.

$$

GIBBS



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