789
ATHW40 PHFO 260031
SIMHI
HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0030 UTC WED NOV 26 2009
BASED ON DATA THROUGH 0000 UTC NOVEMBER 26 2009
THE LEADING EDGE OF A LOW CLOUD BAND DENOTING A COLD FRONT IS ABOUT
230 MILES NORTHWEST OF KAUAI THIS AFTERNOON. HIGH CLOUDS STREAMING
IN FROM THE SOUTHWEST ARE CONTINUING TO PARTIALLY OBSCURE THE LOW
CLOUD BAND.
A DIGGING UPPER LEVEL TROUGH TO THE WEST OF THE ISLANDS IS HELPING
TO BRING THE ABOVE MENTIONED HIGH CLOUDS OVER THE FRONT. THE TROUGH
AXIS IS ABOUT 500 MILES NORTHWEST OF KAUAI THIS AFTERNOON. THE
TROUGH AXIS EXTENDS ALONG A LINE FROM 32N 163W TO 20N 174W.
THE UPPER LEVEL TROUGH IS ALSO HELPING TO BRING SOME HIGH CLOUDS UP
NEAR THE BIG ISLAND FROM THE ITCZ. THUNDERSTORM ACTIVITY HAS
CONTINUED TO DECREASE IN THE ITCZ OVER THE LAST SEVERAL HOURS.
ISOLATED THUNDERSTORMS CONTINUE TO BE FOUND...MAINLY BETWEEN 160W
AND 175W FROM THE EQUATOR TO 10N.
AN AREA OF SHOWERY LOW CLOUDS MOVED ONTO OAHU...MOLOKAI AND MAUI
AROUND 10 AM...AND THAT AREA HAS CONTINUED TO MOVE TOWARDS THE WEST
SINCE THEN. AT 2PM...CLOUDS COVER MUCH OF THESE ISLANDS...AS WELL AS
LANAI AND KAHOOLAWE AS A RESULT. SCATTERED CLOUDS ARE FOUND OVER
KAUAI EARLY THIS AFTERNOON...HOWEVER THE CLOUD AREA IS ABOUT 45
MILES EAST OF LIHUE AT 2PM.
THE SOUTHERN EDGE OF THE ABOVE MENTIONED CLOUD BAND HAS ALSO HELPED
TO INCREASE CLOUDS OVER THE BIG ISLAND SINCE DAYBREAK. EARLY THIS
AFTERNOON...THE EAST SIDE OF THE ISLAND FROM UPOLU POINT TO CAPE
KUMUKAHI WAS COVERED IN CLOUDS. CLOUDS INCREASED DURING THE MORNING
HOURS OVER THE KAU DISTRICT...OVERCAST SKIES OVERHEAD AT 2PM. CLOUDS
HAVE ALSO FORMED OVER THE UPPER SLOPES OF THE NORTH KONA AND SOUTH
KOHALA DISTRICTS. SCATTERED CLOUDS ARE FOUND ELSEWHERE OVER THE BIG
ISLAND.
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