Satellite Interpretation Message
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000
ATHW40 PHFO 010511
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0530 UTC SUN FEB 01 2015

BASED ON DATA THROUGH 0500 UTC FEBRUARY 01 2015

TO THE NORTHWEST THROUGH NORTHEAST...A NEARLY STATIONARY CLOUD BAND
ASSOCIATED WITH TWO FRONTS EXTENDED ACROSS HAWAIIAN WATERS BETWEEN
THE CURVE FROM 30N 153W TO 27N 156W TO 24N 160W TO 24N 174W TO 25N
167W TO 27N 168W TO 28N 174W TO 30N 173W...AND THE CURVE FROM 30N
144W TO 25N 149W TO 22N 159W TO 20N 165W TO 19N 171W TO 20N 180.
THIS FEATURE CONSISTED MOSTLY OF MIDDLE TO LOW CLOUD LAYERS BETWEEN
175W AND 161W...BUT DEEP CLOUD LAYERS ELSEWHERE. THINNER HIGH CLOUD
LAYERS ALSO PARTLY OBSCURED LOWER FEATURES EAST OF THE BAND ALL THE
WAY TO 140W TO THE NORTH OF 25N. DENSELY PACKED COLD-AIR CUMULI
LOCALLY MERGED INTO AREAS OF NEARLY SOLID LOW OVERCAST NORTH OF THE
BAND.

TO THE SOUTH...LIGHT THUNDERSTORM ACTIVITY CONTINUED IN THE ITCZ
FROM 10N TO 04N. LAYERED MIDDLE TO HIGH DEBRIS CLOUDS FROM THIS AND
EARLIER CONVECTION MOSTLY TO PARTLY OBSCURED LOWER FEATURES WITHIN
350 MILES OF THE CURVE FROM 0N 176W TO 12N 166W TO 04N 140W.

OTHERWISE...CLOUD COVER CONSISTED MAINLY OF MARINE STRATOCUMULI AND
CUMULI ORGANIZED INTO LOOSE CLUMPS AND BANDS UP TO ABOUT 380 MILES
LONG AND 130 MILES WIDE. INDIVIDUAL SMALL CUMULI ALSO WERE PRESENT
THROUGHOUT. THESE CLOUDS WERE GREATEST IN AREAL COVERAGE BETWEEN
THE FRONTAL CLOUD BAND AND 30N...AND ALSO EAST OF ABOUT 150W. THEY
GENERALLY ROSE TO HEIGHTS OF 8000 TO 12000 FEET. THESE CLOUDS
TYPICALLY MOVED TOWARD THE WEST TO NORTHWEST AT AROUND 10 MILES AN
HOUR.

ACROSS THE MAIN HAWAIIAN ISLANDS...CLOUD COVER CONSISTED MOSTLY OF
THE FRONTAL CLOUD BAND OVER KAUAI COUNTY...BUT A MIX OF MARINE
STRATOCUMULI AND LAYERED DEBRIS CLOUDS FROM AFTERNOON CUMULUS
BUILDUPS INLAND OVER THE REST OF THE STATE. AREAS WITH THE LEAST
CLOUD COVER WERE LIMITED MAINLY TO SOUTHWEST OAHU...SOUTH MOLOKAI...
THE CENTRAL ISTHMUS ON MAUI...AND THE SUMMIT OF MAUNA LOA ON THE BIG
ISLAND. THESE CLOUDS GENERALLY ROSE TO HEIGHTS OF 6000 TO 9000 FEET.
RADAR DATA FROM NEAR THE ISLANDS SHOWED SCATTERED MODERATE TO HEAVY
SHOWERS ALONG THE NORTH COASTS OF MAUI AND MOLOKAI...AND SCATTERED
SHOWERS WELL OFFSHORE TO THE NORTHEAST AND SOUTHWEST OF MAUI
COUNTY...BUT ISOLATED SHOWERS AT MOST ELSEWHERE.

$$

RYSHKO




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