Satellite Interpretation Message
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875
ATHW40 PHFO 140024
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0030 UTC SUN FEB 14 2016

BASED ON DATA THROUGH 0000 UTC FEBRUARY 14 2016

CLOUD COVER REMAINS SPARSE OVER THE MAIN HAWAIIAN ISLANDS. SINCE
THIS MORNING...CLOUD COVER HAS DECREASED OVER WINDWARD AREAS AND
INCREASED OVER LEEWARD AREAS.

IMAGERY THROUGH 130 PM SHOWS ISOLATED TO SCATTERED CLOUDS OVER MOST
AREAS OF THE ISLANDS WITH PATCHY...SCATTERED TO BROKEN LOW CLOUDS
OVER INTERIOR AREAS OVER THE SMALLER ISLANDS AND OVER THE LOWER
SLOPES OF THE BIG ISLAND OF HAWAII. THE CLOUDS ON THE BIG ISLAND
EXTEND UP TO AROUND 5500 FEET OE ELEVATION WITH CLEAR SKIES ABOVE
THAT.

LOW CLOUD MOTION EAST OF THE BIG ISLAND IS FROM SLIGHTLY SOUTH OF
EAST AT 20 TO 25 MPH...VEERING TO EAST SOUTHEAST AT 20 MPH NEAR OAHU
AND KAUAI. THERE ARE SHOWERY SCATTERED TO BROKEN LOW CLOUDS
IMMEDIATELY UPSTREAM TO THE EAST OF THE BIG ISLAND AND SCATTERED LOW
CLOUDS UPSTREAM OF THE REST OF THE ISLANDS.

THE CLOUDS AROUND THE MAIN HAWAIIAN ISLANDS ARE MOSTLY STABLE
STRATOCUMULUS WITH A FEW SMALL SHOWERY CUMULUS CLOUDS MIXED IN.
RADARS SHOW ONLY ISOLATED LIGHT SHOWERS AROUND THE ISLANDS.

A FRONTAL CLOUD BAND IS NORTHWEST OF A LINE FROM 30N 162W TO 23N
170W TO 17N 180W. THE PART OF THE BAND NEAR 30N IS 240 MILES
WIDE...NARROWING TO 200 MILES WIDE NEAR THE DATELINE. THE BAND
CONTAINS OVERCAST LAYERED CLOUDS WITH CLOUD TOPS EXTENDING UP TO
28000 FT NEAR 30N.

WATER VAPOR IMAGERY...WHICH SHOWS FEATURES MAINLY ABOVE 24000 FT...
SHOWS A RIDGE ALOFT EXTENDING FROM 30N148W THROUGH AND ANTICYCLONE
ALOFT ABOUT 600 MILES SOUTHWEST OF THE BIG ISLAND TO 10N172W. A
BROAD TROUGH ALOFT EXTENDS SOUTHWEST FROM NEAR 30N178W.

$$
DONALDSON



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