ATHW40 PHFO 090530
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0530 UTC TUE AUG 09 2016

BASED ON DATA THROUGH 0500 UTC AUGUST 09 2016

AT 700 PM HST...SATELLITE IMAGERY SHOWED BROKEN TO OVERCAST LAYERED
CLOUDS ASSOCIATED WITH AN UPPER TROUGH AND TWO WEAK SURFACE TROUGHS
WERE SHOWN ACROSS A LARGE AREA BETWEEN KAUAI AND THE DATE LINE FROM
20N FROM 30N. UPPER CLOUDS WITHIN THIS AREA WERE TRACKING TOWARD THE
NORTHEAST. TOWERING CUMULUS AND A FEW THUNDERSTORMS ASSOCIATED WITH
THE REMNANT TROUGH OF FORMER TROPICAL CYCLONE HOWARD WOULD
OCCASIONALLY DEVELOP A FEW HUNDRED MILES WEST OF KAUAI. MAXIMUM
CLOUD TOPS ASSOCIATED WITH THESE EXTENDED TO AROUND 40 THOUSAND
FEET. THESE CLOUDS WERE TRACKING TOWARD THE WEST AROUND 10 MPH. 

BROKEN TO OVERCAST LOW CLOUDS WERE SHOWN SWIRLING AROUND THE
REMNANTS OF FORMER TROPICAL CYCLONE IVETTE BETWEEN 15N AND 23N FROM
140W TO 146W. MAXIMUM CLOUD TOPS ASSOCIATED WITH THESE LOW CLOUDS
EXTENDED TO ONLY AROUND 10 THOUSAND FEET DUE TO THE PRESENCE OF VERY
DRY MIDDLE TO UPPER LEVEL AIR THAT WAS EVIDENT ON THE WATER VAPOR
IMAGERY. THIS LOW CLOUD SWIRL WAS SLOWLY TRACKING TOWARD THE WEST
AT 5 TO 8 MPH.

SCATTERED CUMULUS CLOUDS WERE SHOWN TRACKING FROM EAST TO WEST OVER
AND AROUND THE MAIN HAWAIIAN ISLANDS SOUTH OF HIGH PRESSURE. THESE
LOW CLOUDS WERE FOCUSING MAINLY OVER THE WINDWARD LOCATIONS OF EACH
ISLAND...WHICH WERE TRANSLATING TO MOSTLY CLOUDY CONDITIONS
PERIODICALLY. SOME OF THIS COVERAGE WAS MANAGING TO SPILL OVER TO
THE LEEWARD SECTIONS. BROKEN LOW CLOUDS WERE ALSO LOCATED OVER THE
LEEWARD COAST OF THE BIG ISLAND DUE TO THE AFTERNOON SEA BREEZE
EARLIER. OVERCAST LAYERED CLOUDS WERE SHOWN OVER KAUAI DUE TO HIGH
CLOUDS STREAMING TOWARD THE NORTHEAST OVER THE ISLAND. 

SCATTERED THUNDERSTORMS ASSOCIATED WITH THE INTERTROPICAL
CONVERGENCE ZONE CONTINUED TO DEVELOP SEVERAL HUNDRED MILES SOUTH OF
THE STATE BETWEEN 140W AND THE DATE LINE NEAR 10N. MAXIMUM CLOUD
TOPS ASSOCIATED WITH THESE STORMS EXTENDED TO AROUND 50 THOUSAND
FEET. THESE STORMS WERE TRACKING TOWARD THE WEST AROUND 10 MPH.

$$

GIBBS