Satellite Interpretation Message
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000
ATHW40 PHFO 291200
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
1200 UTC WED JUL 29 2015

BASED ON DATA THROUGH 1130 UTC JULY 29 2015

BROKEN HIGH CLOUDS...DEBRIS FROM CONVECTION THAT HAS BEEN OCCURRING
SOUTH OF THE ISLANDS AND DISCUSSED BELOW...CONTINUE TO STREAM OVER
THE ALOHA STATE FROM OAHU TO THE BIG ISLAND.  THE CLOUDINESS HAS
BEEN HEADING NORTH AND NORTHEAST.

ALTHOUGH MUCH OF THE LOWER CLOUDINESS FROM DAYTIME HEATING HAS
DISSIPATED...LOW CEILINGS HAVE BEEN HANGING ON IN WINDWARD SECTIONS
OF ALL THE ISLES EXCEPT THE BIG ISLAND THIS EARLY MORNING.  SKIES
ARE OTHERWISE CLEAR TO PARTLY CLOUDY...IGNORING ANY HIGH CLOUDS.
LOW CLOUD MOTION IS FROM THE EAST NEAR 20 MPH STATEWIDE...THOUGH LOW
LEVEL WINDS ARE FROM THE EAST TO EAST-NORTHEAST NEAR 25 MPH
IMMEDIATELY SOUTHEAST AND SOUTH OF THE BIG ISLAND.

SMALL PATCHES OF SCATTERED TO BROKEN LOW CLOUDS...SOME WITH
EMBEDDED SHOWERS...EXIST HERE AND THERE IN THE ADJACENT COASTAL
WATERS.  OVERALL...HOWEVER...CONDITIONS ARE NEARLY CLEAR...AGAIN
DISCOUNTING CIRRUS CLOUDINESS.

A SURFACE TROUGH...MORE THAN 400 MILES NORTHWEST OF KAUAI AND
APPEARING TO BE NEARLY STATIONARY...IS GENERATING ISOLATED
THUNDERSTORMS FROM 25N TO 31.5N BETWEEN 160W AND 163W AS OF BULLETIN
TIME.  FARTHER TO THE WEST-NORTHWEST...A NEARLY STATIONARY UPPER
TROUGH IS INDUCING SHOWERS AND ISOLATED THUNDERSTORMS FROM 25N TO
28.5N BETWEEN 169W AND 178W.

A SURFACE LOW ABOUT 900 MILES SOUTHEAST OF THE BIG ISLAND HAS BEEN
TREKKING WEST AT 10 TO 15 MPH.  WITH SOME CELLS RISING TO OVER 50
THOUSAND FEET...THE SYSTEM IS IGNITING INTENSE THUNDERSTORMS JUST TO
ITS WEST...FROM 10N TO 12.5N BETWEEN 145.5W AND 147.5W AS OF THIS
WRITING.  AN ELONGATED...NORTH TO SOUTH ORIENTED...SURFACE TROUGH IS
SOUTH OF THE ISLES AND HAS BEEN TRIGGERING ISOLATED CONVECTION AS IT
MOVES WEST. SOME OF THE THUNDERSTORMS HAVE RECENTLY BEEN FIRING
WITHIN 235 MILES SOUTH-SOUTHWEST OF KAUAI.  ALL IN ALL...THE
CONVECTION HAS BEEN EVIDENT FROM 08N TO 19N BETWEEN 158W AND
163.5W...AND WITHIN 30 MILES EITHER SIDE OF A LINE FROM 14N157W TO
11.5N155W.  FINALLY...MORE THUNDERSTORMS HAVE BEEN OCCURRING FROM
08N TO 11.5N BETWEEN 166W AND 175W.

$$

KINEL




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