Satellite Interpretation Message
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ATHW40 PHFO 250039
SIMHI

HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0030 UTC SUN SEP 25 2016

BASED ON DATA THROUGH 0000 UTC SEPTEMBER 25 2016

AN UPPER LEVEL LOW REMAINS EVIDENT ON WATER VAPOR IMAGERY THIS
AFTERNOON TO THE NORTHEAST OF THE ISLANDS...BUT HAS MOVED TO THE
NORTHEAST OVER THE LAST SIX HOURS. AT 2 PM...THE UPPER LOW WAS
NEAR 31N 148W...ABOUT 880 MILES NORTHEAST OF HONOLULU. A FEW THIN
HIGH CLOUDS CONTINUE TO PASS OVER THE MAIN HAWAIIAN ISLANDS AT
TIMES...BUT ARE NOT OBSCURING LOWER CLOUDS OVER OR NEAR THE
ISLANDS.

LOW CLOUDS UPSTREAM OF THE ISLANDS CONTINUE TO MOVE IN FROM THE
EAST SOUTHEAST BETWEEN 10 AND 15 MPH...ALTHOUGH THERE ARE FEW
CLOUDS IMMEDIATELY UPSTREAM OF THE ISLANDS THIS AFTERNOON. LOW
CLOUDS HAVE INCREASED OVER ALL OF THE ISLANDS SINCE
DAYBREAK...WITH THE BIG ISLAND SEEING THE MOST CLOUD COVERAGE
THIS AFTERNOON WITH JUST ABOUT THE ENTIRE ISLAND BEING COVERED.

THE CLOUDS OVER KAUAI HAVE SHIFTED FROM THE EASTERN HALF OF THE
ISLAND THIS MORNING TO THE WESTERN HALF THIS AFTERNOON. ON
OAHU...CLOUDS REMAIN OVER THE KOOLAU RANGE...WITH SOME REMAINING
OVER THE EASTERN COASTLINE. ADDITIONAL CLOUDS HAVE FORMED OVER THE
WAIANAE RANGE SINCE DAYBREAK. CLOUDS REMAIN OVER THE EASTERN END
OF MOLOKAI THIS AFTERNOON...WHILE ADDITIONAL CLOUDS HAVE FORMED
ALONG THE SOUTHERN COAST WEST OF KAUNAKAKAI. CLOUDS COVER MORE OF
THE INTERIOR OF LANAI THIS AFTERNOON THAN SHORTLY AFTER DAYBREAK.
SIMILARLY ON MAUI...CLOUDS COVER MORE OF THE WEST MAUI MOUNTAINS
THIS AFTERNOON. CLOUDS REMAIN OVER THE EAST FACING SLOPES OF
HALEAKALA FROM HUELO TO HANA TO KIPAHULU...WHILE CLOUDS HAVE
FORMED OVER THE REMAINING SLOPES. IN ADDITION...THE CLOUDS OVER
THE SLOPES OF HALEAKALA NOW EXTEND UP THE SLOPES TO AROUND 8000
FEET.

$$



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