Satellite Interpretation Message
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000
ATHW40 PHFO 270024
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0030 UTC FRI FEB 27 2015

BASED ON DATA THROUGH 0000 UTC FEBRUARY 27 2015

AN UPPER LEVEL TROUGH AND SURFACE FRONTAL BOUNDARY CONTINUE TO MOVE
SLOWLY TO THE EAST...TOWARDS THE MAIN HAWAIIAN ISLANDS. THE SURFACE
FRONT IS LOCATED ALONG A CURVE FROM 30N 161W TO 20N 164W TO
JOHNSTON ISLAND TO 12N 180W. LAYERED CLOUDS ASSOCIATED WITH THIS
SYSTEM EXTEND 600 MILES TO THE EAST OF THE FRONT OVER NORTHERN
PORTIONS AND TO 200 MILES EASTWARD NEAR JOHNSTON ISLAND. THE
EMBEDDED THUNDERSTORMS HAVE DIMINISHED WITH ONLY A FEW CUMULONIMBUS
CLOUDS SOUTH OF 20N. THE CUMULONIMBUS CLOUDS ARE RISING TO HEIGHTS
AROUND 28 THOUSAND FEET AND ARE MOVING TO THE NORTHEAST AT 25 MILES
PER HOUR. SCATTERED CIRRUS CLOUDS EXTEND WELL TO THE EAST OF THE
FRONT...AS FAR AS 150W.

A SHARP HIGH PRESSURE RIDGE RESIDES ROUGHLY ALONG 150W WITH ANOTHER
TROUGH CENTERED NEAR 17N 144W. LAYERED CLOUDS WITH THIS TROUGH
EXTEND TO 750 MILES TO THE SOUTH...300 MILES TO THE EAST AND 250
MILES TO THE NORTH. EMBEDDED THUNDERSTORMS EXIST IN THIS SYSTEM WITH
CUMULONIMBUS CLOUDS RISING TO HEIGHTS AROUND 50 THOUSAND FEET. THIS
LOW IS MOVING SLOWLY TO THE NORTHWEST. ALSO ASSOCIATED WITH THIS LOW
ARE BROKEN TO OVERCAST ALTO CUMULUS AND CIRRUS CLOUDS BEING ADVECTED
TO THE NORTH. THE DENSEST AREA WAS WITHIN 400 MILES OF 30N 146W.

WEST OF 167W BROKEN TO OVERCAST STRATOCUMULUS AND CUMULUS CLOUDS ARE
MOVING TO THE SOUTHWEST AROUND 20 MILES PER HOUR WITH HEIGHTS
BETWEEN 11 AND 13 THOUSAND FEET.

IN THE VICINITY OF THE MAIN HAWAIIAN ISLANDS...SCATTERED
STRATOCUMULUS AND CUMULUS CLOUDS ARE MOVING TO THE NORTHWEST AROUND
20 MILES PER HOUR EAST OF OAHU AND TO THE SOUTHWEST AT 10 MILES PER
HOUR WEST OF OAHU. THE CLOUDS ARE RISING TO HEIGHTS BETWEEN 7 AND 11
THOUSAND FEET. ALSO...SCATTERED CIRRUS CLOUDS OVERHEAD ARE STREAMING
TO THE EAST-NORTHEAST AT 35 MILES PER HOUR. AT 0000 UTC...NIIHAU WAS
PARTLY SUNNY. KAUAI WAS MOSTLY CLOUDY. OAHU WAS MOSTLY CLOUDY
WINDWARD AND OVER THE NORTH CENTRAL VALLEY WHILE THE REMAINDER OF
THE ISLAND WAS PARTLY SUNNY. MOLOKAI WAS PARTLY SUNNY. LANAI AND
KAHOOLAWE WERE MOSTLY CLOUDY MAUKA AND MOSTLY SUNNY NEAR THE COAST.
MAUI AND THE BIG ISLAND WERE MOSTLY CLOUDY...EXCEPT PARTLY SUNNY
NEAR THE COAST AND AT THE PEAKS.

$$

EVANS






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