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252
ATHW40 PHFO 021230
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1230 UTC THU OCT 02 2014

BASED ON DATA THROUGH 1200 UTC OCTOBER 02 2014

INFRARED SATELLITE IMAGERY SHOW A LARGE TROUGH FAR N OF THE
ISLAND CHAIN GRADUALLY MIGRATING E...AND PUSHING A SFC COLD FRONT
BOUNDARY INTO THE AREA. THE LEADING EDGE OF THE FRONT IS MARKED BY A
260-MILE WIDE BAND OF STRATOCUMULUS AND LAYERED CLOUDS WITH EMBEDDED
THUNDERSTORMS...EXTENDING FROM 30.0N 152.6W TO 26.5N 160.0W TO 22.7N
170.1W. THE FRONT IS MOVING SE AT ABOUT 15 MPH...CLOSEST TO THE
ISLANDS AT AROUND 200 MILES NW OF KAUAI. HIGHEST CLOUD TOPS WITHIN
THIS BAND ARE REACHING 37 THOUSAND FEET.

ON THE BIG ISLAND...SCATTERED LOW CLOUDS PREVAIL WITH PATCHES OF
BROKEN CUMULUS AND A FEW SHOWERS MOVING OVER WINDWARD AND NE
COASTLINE LOCATIONS FROM HILO TO WAIPIO VALLEY. BROKEN HIGH CIRRUS
CLOUDS CONTINUE TO STREAM FROM THE SW...COVERING MOST OF THE S HALF
OF THE BIG ISLAND. ON MAUI COUNTY...MAINLY SCATTERED LOW CLOUDS
PREVAIL WITH PATCHES OF BROKEN LOW CLOUDS AND A FEW SHOWERS
LINGERING OVER THE WINDWARD SLOPES OF HALEAKALA AND THE W MAUI
MOUNTAINS. ON OAHU...SCATTERED LOW CLOUDS PREVAIL WITH BROKEN
PATCHES OF LOW CLOUDS AND A FEW SMALL SHOWERS OVER THE KOOLAU
MOUNTAINS AND THE WAIANAE RANGE. ON KAUAI COUNTY...SCATTERED LOW
CLOUDS PREVAIL WITH A FEW PATCHES OF BROKEN LOW CLOUDS AND A FEW
SHOWERS LINGERING OVER LEEWARD AREAS.

ELSEWHERE...SCATTERED TO BROKEN CUMULUS AND STRATOCUMULUS CLOUDS
COVER THE AREA FROM 140W TO 150W. BROKEN TO LOCALLY OVERCAST LAYERED
AND CIRRUS CLOUDS PREVAIL S OF 20N AND E OF A LINE FROM THE BIG
ISLAND TO 15N 170W. THIS LAYERED CLOUDS ARE ASSOCIATED WITH A WEAK
UPPER LEVEL JET JUST S OF THE ISLANDS ORIENTED W TO E BETWEEN 160W
TO 140W.

FAR S OF THE ISLAND CHAIN...AN ACTIVE INTERTROPICAL CONVERGENCE
ZONE...OR ITCZ...IS SHOWING AREAS OF DEEP CONVECTION WITH BROKEN TO
OVERCAST LAYERED CLOUDS BETWEEN 05N TO 10N. A CLUSTER OF ACTIVE
THUNDERSTORMS IS CENTERED AROUND 10.7N 164.4W...OR ABOUT 800 MILES
SW OF OAHU...WITH HIGHEST CLOUD TOPS REACHING 49 THOUSAND FEET.

$$

REYNES









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