Satellite Interpretation Message
Issued by NWS

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000
ATHW40 PHFO 271201
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1230 UTC WED AUG 27 2014

BASED ON DATA THROUGH 1200 UTC AUGUST 27 2014

WATER VAPOR IMAGES SHOWED A BROAD AREA OF LOW PRESSURE IN THE MIDDLE
ATMOSPHERE TO THE WEST-NORTHWEST OF THE MAIN HAWAIIAN ISLANDS.
TOWERING CUMULI AND POSSIBLE THUNDERSTORMS FORMED UNDER THIS FEATURE
WITHIN 120 MILES OF THE LINE FROM 28N 179W TO 27N 169W.

TO THE NORTHEAST...LOW TO MIDDLE CLOUD LAYERS MOSTLY OBSCURED LOWER
FEATURES NORTHEAST OF THE CURVE FROM 30N 146W TO 27N 149W TO 23N
140W.

TO THE SOUTHWEST...MIDDLE TO HIGH DEBRIS CLOUDS FROM THUNDERSTORMS
ASSOCIATED WITH A TROUGH OF LOW PRESSURE NEAR THE DATELINE MOSTLY
OBSCURED LOWER FEATURES WEST OF THE CURVE FROM 18N 180 TO 16N 173W
TO 09N 176W TO 09N 180.

TO THE SOUTH...LIGHT THUNDERSTORM ACTIVITY CONTINUED IN THE ITCZ
FROM 10N TO 06N...ALMOST ENTIRELY EAST OF 150W. LAYERED MIDDLE TO
HIGH DEBRIS CLOUDS FROM THIS AND EARLIER CONVECTION PARTLY TO MOSTLY
OBSCURED LOWER FEATURES FROM 15N TO THE EQUATOR.

OTHERWISE...CLOUD COVER ACROSS HAWAIIAN WATERS CONSISTED MAINLY OF
MARINE STRATOCUMULI AND CUMULI ORGANIZED INTO LOOSE CLUMPS AND BANDS
UP TO ABOUT 150 MILES WIDE. INDIVIDUAL SMALL CUMULI ALSO WERE
PRESENT THROUGHOUT. THESE CLOUDS WERE GREATEST IN AREAL COVERAGE
WITHIN 400 MILES OF THE LINE FROM 25N 148W TO 20N 166W. THEY
GENERALLY MOVED TOWARD THE WEST SOUTHWEST AT AROUND 15 MILES AN
HOUR...AND ROSE TO HEIGHTS OF 8000 TO 10000 FEET.

ACROSS THE MAIN HAWAIIAN ISLANDS...CLOUD COVER CONSISTED MOSTLY OF
MARINE STRATOCUMULI MOVING ASHORE ALONG SLOPES FACING NORTH THROUGH
EAST. LAYERED DEBRIS CLOUDS FROM AFTERNOON CUMULUS BUILDUPS ON
TUESDAY LARGELY HAD DISSIPATED OR MOVED OFFSHORE. RADAR DATA FROM
NEAR THE ISLANDS SHOWED SCATTERED SHOWERS OFFSHORE TO THE NORTHWEST
THROUGH NORTHEAST OF OAHU...AND WELL OFFSHORE IN THE LEE PLUMES
SOUTHWEST OF MAUI AND HAWAII COUNTIES. ELSEWHERE...RADAR DATA SHOWED
ISOLATED SHOWERS AT MOST.

$$

RYSHKO




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