Satellite Interpretation Message
Issued by NWS

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000
ATHW40 PHFO 301202
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1230 UTC TUE JUN 30 2015

BASED ON DATA THROUGH 1200 UTC JUNE 30 2015

WATER VAPOR IMAGES SHOWED A BROAD TROUGH OF LOW PRESSURE IN THE
MIDDLE ATMOSPHERE TO THE NORTH OF THE MAIN HAWAIIAN ISLANDS. DEEP
CLOUD LAYERS ASSOCIATED WITH THIS FEATURE MOSTLY TO PARTLY OBSCURED
LOWER FEATURES NORTH OF THE CURVE FROM 30N 153W TO 23N 166W TO 23N
176W TO 30N 177W.

TO THE SOUTH...LIGHT TO MODERATE THUNDERSTORM ACTIVITY CONTINUED IN
THE ITCZ FROM 11N TO THE EQUATOR. TO THE SOUTHEAST...SIMILAR
THUNDERSTORM ACTIVITY ACCOMPANIED A TROUGH NEAR THE ITCZ BETWEEN 14N
AND 11N EAST OF 144W. LAYERED MIDDLE TO HIGH DEBRIS CLOUDS FROM THIS
AND EARLIER CONVECTION MOSTLY TO PARTLY OBSCURED LOWER FEATURES
SOUTH OF THE CURVE FROM 26N 140W TO 28N 143W TO 17N 156W TO 17N 162W
TO 11N 174W TO 11N 180. THIN HIGH CLOUD LAYERS FROM ACROSS THE
DATELINE ALSO PARTLY OBSCURED LOWER FEATURES WEST OF THE CURVE FROM
14N 180 TO 14N 171W TO 11N 180.

OTHERWISE...CLOUD COVER ACROSS HAWAIIAN WATERS CONSISTED MOSTLY OF
MARINE STRATOCUMULI AND CUMULI. EAST OF 153W...THESE CLOUDS MERGED
INTO AREAS OF LOW TO MIDDLE STRATUS OVERCAST. ELSEWHERE...THEY WERE
ORGANIZED MAINLY INTO LOOSE CLUMPS UP TO ABOUT 140 MILES ACROSS.
INDIVIDUAL SMALL CUMULI ALSO APPEARED THROUGHOUT. IN THE CORNER EAST
OF 160W AND NORTH OF 20N...THESE CLOUDS GENERALLY MOVED TOWARD THE
NORTHWEST TO NORTH AT 10 TO 15 MILES AN HOUR. ELSEWHERE...THEY MOVED
TOWARD THE WEST SOUTHWEST AT 10 TO 15 MILES AN HOUR. THESE CLOUDS
GENERALLY ROSE TO HEIGHTS OF 8000 TO 10000 FEET.

ACROSS THE MAIN HAWAIIAN ISLANDS...CLOUD COVER CONSISTED MOSTLY OF
MARINE CUMULI MOVING ASHORE ALONG SLOPES FACING NORTHEAST CLOCKWISE
THROUGH SOUTHEAST. LAYERED DEBRIS CLOUDS FROM AFTERNOON CUMULUS
BUILDUPS ON MONDAY LARGELY HAD DISSIPATED. THESE CLOUDS GENERALLY
ROSE TO HEIGHTS OF 6000 TO 8000 FEET. RADAR DATA FROM NEAR THE
ISLANDS SHOWED SCATTERED SHOWERS OFFSHORE TO THE SOUTH OF KAUAI AND
SOUTHEAST OF THE BIG ISLAND...BUT ISOLATED SHOWERS AT MOST ELSEWHERE.

$$

RYSHKO




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