000
ATHW40 PHFO 091230
SIMHI 

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1230 UTC THU FEB 09 2012

BASED ON DATA THROUGH 1200 UTC FEBRUARY 09 2012

THE CLOUD BAND MARKING THE OLD FRONTAL BOUNDARY WHICH PASSED ACROSS 
THE MAIN HAWAIIAN ISLANDS HAS BEGUN TO DISSIPATE. RAGGED 90 TO 120 
MILE WIDE REMNANTS PERSIST WEST OF A LINE FROM 24N140W TO 
15N152W...AND NORTH OF A LINE FROM 14N161W TO 11N170W TO 11N180W. 
EXCEPT FOR THAT PORTION NORTH OF 20N...THESE CLOUD BAND REMNANTS 
HAVE BECOME NEARLY STATIONARY. THE EASTERN REMNANT EXTENDS NORTH 
BEYOND 30N...WRAPPING CYCLONICALLY INTO A COMPLEX LOW NEAR 49N138W. 
SCATTERED TO PATCHY BROKEN LOW CLOUDS ARE DOMINANT NORTH AND WEST OF 
THE CLOUD BAND REMNANTS.

BROKEN TO OVERCAST LAYERED CLOUDS ARE DOMINANT WEST OF 151W AND 
NORTH OF A LINE FROM 34N151W TO 29N155W TO 26N164W TO 31N173 TO 
32N180W. THESE CLOUDS...MARKING A COMPLEX FRONTAL SYSTEM FAR 
NORTHWEST OF THE MAIN HAWAIIAN ISLANDS...ARE SPREADING EASTWARD IN 
EXCESS OF 40 MPH AND SOUTHEASTWARD AT 30 MPH. 

LOW CLOUDS ARE MOVING ACROSS LOCAL HAWAIIAN WATERS FROM THE NORTH 
NORTHEAST AT 15 TO 20 MPH...A BIT MORE SLOWLY AND WITH MORE OF AN 
EASTERLY COMPONENT THAN 12 HOURS AGO. CLOUD COVER HAS INCREASED 
SINCE LAST EVENING...BECOMING PREDOMINANTLY BROKEN OVER WATER. THESE 
CLOUDS ARE CONCENTRATING ALONG NORTH AND NORTHEAST-FACING SHORES AND 
SLOPES OF THE ISLANDS. KAUAI HAS OVERCAST LOW CLOUDS ACROSS ITS 
NORTHERN HALF. OAHU CLOUD COVER VARIES FROM SCATTERED TO OVERCAST AT 
IRREGULAR INTERVALS AS LARGE CLOUD PATCHES MOVE ACROSS. MOLOKAI HAS 
BROKEN TO OVERCAST LOW CLOUDS ACROSS ITS EASTERN HALF. BROKEN LOW 
CLOUDS COVER NORTHEAST PORTIONS OF LANAI...WHILE MAUI HAS BROKEN TO 
OVERCAST LOW CLOUDS ACROSS NORTHEAST AND SOUTH-FACING HALEAKALA 
SLOPES. THE WEST MAUI MOUNTAINS HAVE SCATTERED TO PATCHY BROKEN LOW 
CLOUDS. OVERCAST LOW CLOUDS COVER ALL WINDWARD BIG ISLAND SLOPES. 
HOWEVER...KAU AND KONA SLOPES NOW HAVE SCATTERED LOW CLOUDS TO CLEAR 
SKIES.

$$

POWELL