Satellite Interpretation Message
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000
ATHW40 PHFO 050543
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0530 UTC THU MAR 05 2015

BASED ON DATA THROUGH 0500 UTC MARCH 05 2015

OVERCAST LAYERED CLOUDS COVER THE NORTH PACIFIC IN AN AREA BOUNDED
BY 40N140W 28N136W 15N149W 18N162W 27N155W 30N149W 40N150W. THESE
CLOUDS COVER MOST OF THE MAIN HAWAIIAN ISLANDS...BUT THE WESTERN
EDGE OF THESE CLOUDS LIES BETWEEN KAUAI AND OAHU AND APPEARS TO BE
MOVING EASTWARD SLOWLY. RADAR SHOWS A LINE OF MODERATE TO HEAVY
SHOWERS HAS FORMED NEAR THE TRAILING EDGE OF THESE
CLOUDS...EXTENDING NORTHEAST TO SOUTHWEST ACROSS EAST OAHU.
SATELLITE LOOP SHOWS UPPER LEVEL WINDS ACROSS THE ISLANDS IS
SOUTHWEST TO NORTHEAST. WATER VAPOR LOOP SHOWS A PAIR OF SHORT WAVE
TROUGHS ACROSS THE AREA. THE FIRST TROUGH AXIS EXTENDS THROUGH
27N165W AND 17N159W WHILE THE SECOND AXIS EXTENDS THROUGH 35N155W
27N145W. THE WESTERN UPPER TROUGH MAY BE TRIGGERING THE LINE OF
SHOWERS ACROSS EAST OAHU THIS EVENING. BOTH UPPER TROUGHS ARE MOVING
EASTWARD AT 20 TO 30 MPH.

A BROAD ANTICYCLONIC CIRCULATION PERSISTS TO THE WEST OF THE LAYERED
CLOUDS. CENTERED NEAR 40N175W...THIS CIRCULATION HAS NOT MOVED MUCH
OVER THE PAST 12 HOURS. ANOTHER ANTICYCLONIC CIRCULATION IS NOTED
EAST OF THE LAYERED CLOUDS...CENTERED NEAR 40N133W.

THE VIEW OF LOW CLOUDS IS BLOCKED BY THICK LAYERED CLOUDS...EXCEPT
AROUND KAUAI. BROKEN TO OVERCAST LOW CLOUDS COVER THE NORTHEAST HALF
OF THAT ISLAND...WITH LOW CLOUD MOTION SHOWING 25 MPH NORTHEAST FLOW
ACROSS ADJACENT WATERS.

$$
POWELL








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