Satellite Interpretation Message
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000
ATHW40 PHFO 050535
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0530 UTC SAT SEP 05 2015

BASED ON DATA THROUGH 0500 UTC SEPTEMBER 05 2015

SATELLITE IMAGERY SHOWS KAUAI COUNTY UNDER A NORTH TO SOUTH BAND OF
MAINLY TOWERING CUMULUS /TCU/ CLOUDS...STRETCHING TO 500 MILES TO
THE NORTH TO 29N...AND TO 300 MILES TO THE SOUTH TO 18N OF KAUAI.
THE BAND IS ABOUT 230 MILES WIDE WITH KAUAI ON THE EASTERN FRINGE OF
THE BAND. THE TOPS OF THE TCU/S ARE TO 28000 FEET. WEATHER RADAR IS
PICKING UP AN EMBEDDED CUMULONIMBUS CLOUD /CB/ OR TWO WITH TOPS TO
40000 FEET ABOUT 100 MILES WEST OF KAUAI.

ELSEWHERE AROUND THE MAIN HAWAIIAN ISLANDS...TCU/S ARE WIDELY
SCATTERED OVER THE LEEWARD WATERS SOUTH OF OAHU AND LANAI INCLUDING
THE SOUTHERN PORTION OF THE KAUAI CHANNEL. SKIES ARE CURRENTLY FAIR
OVER THE WINDWARD WATERS FROM THE NORTHERN KAUAI CHANNEL EASTWARD TO
THE WATERS OFF THE HAMAKUA COAST. ISOLATED CONVECTIVE ACTIVITY
PERSISTS THIS HOUR ON THE KONA SIDE OF THE BIG ISLAND WHERE THERE IS
A CB IN THE VICINITY OF KAILUA KONA TOWN. ANOTHER CB IS NOTED ABOUT
50  MILES WEST OF THE TOWN OVER THE ADJACENT WATERS. THE TOPS OF THE
CB ARE ABOUT 33000 FEET. ELSEWHERE ON THE BIG ISLAND...BROKEN TO
OVERCAST CLOUD COVERAGE STRETCHED FROM WAIPIO VALLEY TO THE HIGHER
SLOPES ABOVE HILO AND CONTINUING ON DOWN ACROSS THE KAU DISTRICT.

GENERALLY FAIR SKIES COVERED THE BOTH OAHU AND MAUI COUNTIES. THERE
IS A WISP OF CIRRUS CLOUDS CUTTING THROUGH MAUI COUNTY.

ELSEWHERE...ABOUT 120 MILES EAST OF CAPE KUMUKAHI BIG ISLAND IS THE
LEADING EDGE TO AN AREA OF SHALLOW BROKEN LOW CLOUDS...ASSOCIATED
WITH THE CIRCULATION OF HURRICANE JIMENA. THIS AREA OF CLOUDS IS
MOVING IN WITH THE TRADES AT ABOUT 12 MPH...AND MAY REACH THE PUNA
DISTRICT EARLY SATURDAY MORNING.

THE CENTER OF JIMENA IS ROUGHLY 625 MILES EAST OF HILO HAWAII THIS
PAST HOUR. EMBEDDED CB/S WITH TOPS TO 49000 FEET ARE CONCENTRATED
WITHIN 60 MILES OF THE CENTER. DENSE LAYERED CLOUDS EXTENDED OUT TO
140 OF THE CENTER.

ALTHOUGH EX-TROPICAL CYCLONE IGNACIO IS FAR NORTH OF THE ISLANDS
NEAR 35N165W ...IT STILL HAS AN AFFECT ON US. A LOW LEVEL TROUGH
EXTENDS SOUTHWARD TO JUST WEST OF KAUAI AND NIIHAU...AND LOW LEVEL
WESTERLIES ARE PRESENT IN AN AREA 27N LATITUDE BETWEEN 170W AND
160W. WATER VAPOR IMAGERY SHOWS AN UPPER LEVEL LOW NEAR 33N167W
WITH A TROUGH EXTENDING SOUTH TO 23N170W. ONE OR TWO SHORT WAVES ARE
NOTED TO THE WEST OF THE UPPER TROUGH. THEY WILL BE MOVING BASICALLY
FROM WEST TO EAST DURING THE OVERNIGHT HOURS.

ABOUT 400 MILES TO THE SOUTH OF THE BIG ISLAND IS AN AREA OF LAYERED
CLOUDS WITH SEVERAL CLUSTERS OF EMBEDDED CB/S. THE AREA IS ABOUT 250
MILES EITHER SIDE OF A LINE STRETCHING FROM 10N140W TO 08N160W TO
10N180W. THE TOPS OF THE CB/S ARE TO 50000 FEET.


$$

LAU








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