Satellite Interpretation Message
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000
ATHW40 PHFO 290001
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0030 UTC SUN MAY 29 2016

BASED ON DATA THROUGH 0000 UTC MAY 29 2016

AN UPPER LEVEL TROUGH WITH ITS AXIS FROM 45N 157W TO 35N 156W TO
28N 161W TO 19N 173W IS HELPING TO SUPPORT THICK LAYERED CLOUDS
ALONG A FRONTAL BAND RUNNING FROM 44N 147W TO 27N 159W. THE
FRONTAL BAND IS APPROXIMATELY 200 MILES WIDE FARTHEST NORTH AND
TAPERS TO 150 MILES WIDE NEAR 30N TO 50 MILES WIDE NEAR 27N. CLOUD
TOPS NORTH OF 30N REACH UPWARDS OF 40 THOUSAND FEET...BETWEEN 27N
AND 30N CLOUD TOPS RANGE BETWEEN 20 AND 25 THOUSAND FEET.

THE REST OF THE AREA IS PREDOMINATELY COVERED BY HIGH PRESSURE.
LOW LEVEL SATELLITE DERIVED WINDS REVEAL THE CENTER OF A SURFACE
HIGH TO BE NEAR 37N 137W. A HIGH PRESSURE RIDGE EXTENDS FROM THE
CENTER OF THE HIGH...SOUTHWEST TO 25N 157W...OR ABOUT 200 MILES
NORTH OF OAHU. BROKEN STRATOCUMULUS /SC/ CLOSER TO THE CENTER OF
THE HIGH THIN OUT MOVING TOWARDS THE WEST.

A LONG SWATH OF CIRRUS /CI/ IS BEING PULLED NORTH AND EASTWARD
FROM SCATTERED THUNDERSTORM CONVECTION ALONG THE INTER-TROPICAL
CONVERGENCE ZONE /ITCZ/...WHICH RUNS FROM 10N 180W TO 04N 160W TO
06N 140W. A SCATTERED TO BROKEN BAND OF CI RUNS FROM 10N 173W TO
20N 140W...PASSING OVER THE BIG ISLAND. A SECOND BAND OF SCATTERED
TO BROKEN CI RUN FROM 10N 1554W JOINING TO THE ABOVE BAND NEAR
150W.

THE MAIN HAWAIIAN ISLANDS SIT PRIMARILY WITHIN LIGHT SOUTHEAST
FLOW...ALLOWING FOR SEA BREEZE DEVELOPMENT. AS OF 2 PM HST...MOST
INTERIOR AREAS ON ALL ISLANDS WERE CARRYING SHOWERY BROKEN TO
OVERCAST LOW LEVEL CLOUDS. MOST CLOUD TOPS ARE BETWEEN 10 AND 15
THOUSAND FEET. HOWEVER...ISOLATED CELLS...ESPECIALLY ON OAHU AND
KAUAI HAVE TOWERING CUMULUS /TCU/ TOPS NEARING 25 THOUSAND FEET.

$$

EATON



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