Satellite Interpretation Message
Issued by NWS

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000
ATHW40 PHFO 100516
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0520 UTC SAT DEC 10 2016

BASED ON DATA THROUGH 0500 UTC DECEMBER 10 2016

AT 700 PM HST...STRONG MID TO UPPER SOUTHWEST FLOW EAST OF A
PERSISTENT UPPER TROUGH CONTINUED TO DRAW A LARGE PLUME OF MOISTURE
NORTHEASTWARD FROM THE DEEP TROPICS ACROSS THE MAIN HAWAIIAN ISLANDS
AND THE NORTHEAST SECTION OF THE DISCUSSION AREA THAT WAS EVIDENT ON
THE WATER VAPOR CHANNEL. SATELLITE-DERIVED PRECIPITABLE WATER VALUES
REFLECTED THIS PLUME OF MOISTURE WITHIN THIS AREA AND SHOWED VALUES
RANGING FROM 1.7 TO 2 INCHES. THIS MOISTURE COMBINED WITH THE UPPER
TROUGH WAS SUPPORTING A LARGE SHIELD OF BROKEN TO OVERCAST LAYERED
CLOUDS EXTENDING NORTHEAST FROM AROUND 10N 165W TO THE MAIN HAWAIIAN
ISLANDS TO 30N 145W AND BEYOND. THE BACK EDGE OF THIS LARGE PLUME OF
CLOUDS WAS OVER KAUAI. MAXIMUM CLOUD TOPS OVER AND AROUND THE MAIN
HAWAIIAN ISLANDS EXTENDED INTO THE 20 TO 30 THOUSAND FOOT RANGE.

A NARROW CLOUD BAND ASSOCIATED WITH A WEAK FRONT WAS SHOWN A FEW
HUNDRED MILES NORTHWEST OF KAUAI. THIS BAND WAS EXTENDING SOUTHWEST
FROM 30N 157W TO 23N 170W. BROKEN TO OVERCAST LAYERED CLOUDS MADE UP
THIS BAND. THE BAND WAS SLOWLY TRACKING TOWARD THE EAST-SOUTHEAST.

BROKEN TO OVERCAST LAYERED CLOUDS WERE IMPACTING MIDWAY ISLAND AND
THE NORTHWEST CORNER OF THE DISCUSSION AREA DUE ANOTHER COLD FRONT
LOCATED NEAR MIDWAY. THIS AREA OF CLOUDS WAS TRACKING TOWARD THE
EAST.

ISOLATED TO SCATTERED THUNDERSTORMS WERE DEVELOPING SEVERAL HUNDRED
MILES SOUTH OF THE BIG ISLAND ACROSS THE DEEP TROPICS BETWEEN 8N AND
12N FROM 148W TO 155W. MAXIMUM CLOUD TOPS EXTENDED INTO THE 40 TO 50
THOUSAND FOOT RANGE. THESE STORMS WERE TRACKING TOWARD THE WEST.

$$

EFFECTIVE WEDNESDAY...DECEMBER 14 2016...THE NWS WILL DISCONTINUE
THIS PRODUCT. FOR QUESTIONS...PLEASE CONTACT TOM EVANS AT
808-973-5273. THE OFFICIAL CHANGE NOTICE CAN BE FOUND AT...ALL
LOWER CASE...HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM



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