Satellite Interpretation Message
Issued by NWS

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000
ATHW40 PHFO 021820
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1830 UTC TUE SEP 02 2014

BASED ON DATA THROUGH 1800 UTC SEPTEMBER 02 2014

WATER VAPOR IMAGERY INDICATES HIGH PRESSURE ALOFT REMAINS POSTED
OVER THE MAIN HAWAIIAN ISLANDS WITH A LOW PRESSURE TROUGH TO THEIR
WEST. A LOW HAS BEEN CUT OFF FROM THE MAIN TROUGH WHICH IS CENTERED
NEAR 24N178W WITH THE TROUGH IN A NORTHEAST TO SOUTHWEST
ORIENTATION. A FEW TOWERING CUMULUS HAVE DEVELOPED TO THE EAST OF
THE LOW AND ARE LOCATED IN AN AREA BOUNDED BY 22N178W TO 24N174W TO
22N174W TO 21N176W TO 22N178W. OTHERWISE...OUTSIDE OF THE
INTER-TROPICAL CONVERGENCE ZONE...ITCZ...AND THIS TROUGH THE UPPER
LEVELS ARE MOSTLY DRY. ALONG THE ITCZ...WHICH HAS DIP SOUTH OF
10N...MAINLY LAYERED CLOUDS HAVE MOVE NORTH OF 10N AND REMAIN SOUTH
OF A CURVE FROM 16N180W TO 15N165W TO 10N150W. THERE ARE A FEW
CUMULONIMBUS CLOUDS NORTH OF 10N LOCATED SOUTH OF LINE FROM
16N180W TO 10N170W AND RISING TO HEIGHTS OVER 50000 FEET.

IN THE MID TO LOWER LEVELS...PATCHES OF BROKEN TO OVERCAST CUMULUS
AND STRATOCUMULUS CLOUDS ARE ACROSS THE AREA WITH THE MOST
SIGNIFICANT AREA APPROACHING THE MAIN HAWAIIAN ISLANDS ABOUT 75
MILES TO THEIR NORTHEAST. THIS AREA OF CLOUDS IS MOVING TO THE
EAST-SOUTHEAST AROUND 10 MILES PER HOUR WITH TOPS BETWEEN 9000 AND
12000 FEET.

OVER THE MAIN HAWAIIAN ISLANDS AT 1800 UTC...NIIHAU AND KAHOOLAWE
ARE MOSTLY SUNNY. KAUAI...OAHU...MOLOKAI...MAUI AND LANAI ARE MOSTLY
SUNNY...EXCEPT MOSTLY CLOUDY ALONG WINDWARD SLOPES. OVER THE BIG
ISLAND IT IS MOSTLY SUNNY...EXCEPT MOSTLY CLOUDY OVER THE SOUTH HILO
AND PUNA DISTRICTS...AND MOSTLY CLOUDY NEAR THE COASTLINE IN THE
HAMAKUA AND NORTHERN HILO DISTRICTS.

$$

EVANS





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