Satellite Interpretation Message
Issued by NWS

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000
ATHW40 PHFO 010500
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0500 UTC MON SEP 01 2014

BASED ON DATA THROUGH 0430 UTC SEPTEMBER 01 2014

EXCEPT FOR THE HIGH UPPER SLOPES AND SUMMITS OF MAUNA KEA AND MAUNA
LOA...THE BIG ISLAND IS BLANKETED WITH LOW CLOUDINESS THIS EARLY
EVENING.  BROKEN CONVECTIVE LOW CLOUDS FROM DAYTIME HEATING HAVE
ALSO BEEN AFFECTING THE HIGHER ELEVATIONS AND INTERIOR SECTIONS OF
THE OTHER ISLES...THOUGH MUCH OF THIS CLOUDINESS HAS BEGUN TO
DISSIPATE AS THE EVENING HOURS PROGRESS.  LOW CLOUD MOTION IS FROM
THE EAST NEAR 15 MPH ACROSS THE ALOHA STATE.

A LARGE AREA OF BROKEN LOW AND MIDDLE CLOUDS EXISTS IN THE WATERS
SURROUNDING THE BIG ISLAND AS OF BULLETIN TIME...AND SOUTHEAST AND
SOUTH OF MAUI.  MORE BROKEN LOW CLOUDS ARE EVIDENT NORTH OF MAUI
COUNTY...AND WEST AND NORTHWEST OF KAUAI.  SKIES ARE OTHERWISE CLEAR
TO SCATTERED OVER THE ADJACENT COASTAL WATERS.

ALOFT ABOVE 25 THOUSAND FEET...A LOW IS MORE THAN 1400 MILES WEST OF
KAUAI AND HAS BEEN HEADING SOUTH AT 10 TO 15 MPH.  THE LOW IS IN THE
BASE OF A TROUGH WHOSE AXIS EXTENDS NORTHEAST FROM THE LOW THROUGH
24N180 TO 30N173W.  THE TROUGH HAS BEEN PUSHING EAST TO SOUTHEAST
NEAR 15 MPH.  ISOLATED THUNDERSTORMS ASSOCIATED WITH THE SYSTEM HAVE
BEEN IGNITING FROM TIME TO TIME IN THE AREA FROM 23N TO 29N BETWEEN
172W AND 179E.  AND NEAR THE ISLANDS...AN UPPER HIGH REMAINS
ANCHORED IN THEIR VICINITY WITH A VAST AREA OF DRY AIR SURROUNDING
THE FEATURE.

CONVECTION HAS BECOME MORE PROMINENT ALONG THE INTERTROPICAL
CONVERGENCE ZONE FAR SOUTH OF HAWAII COMPARED TO 24 HOURS AGO.  MOST
OF THE SHOWERS AND THUNDERSTORMS HAVE BEEN FIRING FROM 04.5N TO 10N
EAST OF 161W...FROM 09N TO 12N BETWEEN 164W AND 174W...AND FROM 03N
TO 06N WEST OF 175W.

$$

KINEL





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