Satellite Interpretation Message
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000
ATHW40 PHFO 300500
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0500 UTC THU JUL 30 2015

BASED ON DATA THROUGH 0430 UTC JULY 30 2015

BROKEN HIGH CLOUDS HAVE BEEN FLOWING OVER KAUAI FROM THE SOUTHWEST
THIS EARLY EVENING.  THIS CLOUDINESS IS DEBRIS FROM CONVECTION THAT
HAS BEEN OCCURRING WEST AND SOUTHWEST FROM THE GARDEN ISLE.

AT THE LOWER LEVELS...SKIES ARE PREDOMINANTLY CLEAR TO PARTLY CLOUDY
OVER MOST OF THE ALOHA STATE.  LOW CEILINGS...ON THE OTHER HAND...
HAVE BEEN EVIDENT OVER MAUKA AND LEEWARD AREAS OF KAUAI...IN COASTAL
AND UPSLOPE PORTIONS OF KONA AND HAMAKUA ON THE BIG ISLAND...AND
OCCASIONALLY IN WINDWARD SECTIONS OF OAHU.  LOW CLOUD MOVEMENT IS
FROM THE EAST TO SLIGHTLY SOUTH OF EAST BETWEEN 20 AND 25 MPH ACROSS
THE ISLAND CHAIN...THOUGH SPEEDS ARE SOMEWHAT HIGHER AND THE
DIRECTION IS FROM THE NORTHEAST IN THE AREA JUST SOUTHEAST AND SOUTH
FROM THE BIG ISLAND.

PATCHES OF SCATTERED TO OCCASIONALLY BROKEN SHOWERY LOW CLOUDS EXIST
NORTHEAST AND EAST OF THE BIG ISLAND...AND ARE MOVING ALONG WITH THE
PREVAILING TRADE FLOW.  CONDITIONS ARE CLEAR TO SCATTERED ELSEWHERE
IN THE ADJACENT COASTAL WATERS...IGNORING ANY HIGH CLOUDS.

A WEAK...SLOW-MOVING...SURFACE TROUGH MORE THAN 450 MILES WEST AND
NORTHWEST OF KAUAI HAS BEEN GENERATING ISOLATED THUNDERSTORMS FROM
26N TO 32N BETWEEN 158W AND 167W...WHILE A NEARLY STATIONARY UPPER
TROUGH FARTHER TO THE NORTHWEST IS INDUCING CONVECTION FROM 25N TO
30N BETWEEN 169W AND 176W.

A NORTH-TO-SOUTH ORIENTED SURFACE TROUGH SOUTHWEST OF THE ISLANDS
HAS BEEN HEADING WEST AT 10 TO 15 MPH.  THE SYSTEM HAS BEEN
PRODUCING SHOWERS AND ISOLATED THUNDERSTORMS FROM 17N TO 22N BETWEEN
164W AND 167W...AND FROM 09N TO 17N BETWEEN 161W AND 166W.  FARTHER
TO THE EAST...A WEAK SURFACE LOW IS 680 MILES SOUTHEAST OF THE BIG
ISLAND AND HAS BEEN PUSHING WEST AT 10 TO 15 MPH.  ONLY LIMITED
CONVECTION...ASSOCIATED WITH THE FEATURE...IS OCCURRING FROM 10N TO
12N BETWEEN 148W AND 152W.  AND FINALLY...OTHER AREAS OF SHOWERS AND
THUNDERSTORMS EXIST FROM 07N TO 12N WEST OF 166W...AND SOUTH OF
06.5N BETWEEN 151W AND 161W.

$$

KINEL




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