WTPA31 PHFO 271434

TCPCP1



BULLETIN

TROPICAL STORM NIALA ADVISORY NUMBER  11

NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   CP062015

500 AM HST SUN SEP 27 2015



...TROPICAL STORM NIALA CONTINUES TO MOVE SLOWLY TOWARD

THE WEST-SOUTHWEST AWAY FROM THE BIG ISLAND...





SUMMARY OF 500 AM HST...1500 UTC...INFORMATION

----------------------------------------------

LOCATION...16.3N 154.0W

ABOUT 245 MI...395 KM SSE OF HILO HAWAII

ABOUT 430 MI...690 KM SE OF HONOLULU HAWAII

MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H

PRESENT MOVEMENT...WSW OR 250 DEGREES AT 7 MPH...11 KM/H

MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES





WATCHES AND WARNINGS

--------------------

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...



THE TROPICAL STORM WATCH FOR THE BIG ISLAND HAS BEEN DISCONTINUED.



SUMMARY OF WATCHES AND WARNINGS IN EFFECT...



NONE.



INTERESTS IN THE MAIN HAWAIIAN ISLANDS SHOULD CONTINUE TO MONITOR

THE PROGRESS OF TROPICAL STORM NIALA THIS WEEK.





DISCUSSION AND 48-HOUR OUTLOOK

------------------------------

AT 500 AM HST...1500 UTC...THE CENTER OF TROPICAL STORM NIALA WAS

LOCATED NEAR LATITUDE 16.3 NORTH...LONGITUDE 154.0 WEST. NIALA IS

MOVING TOWARD THE WEST-SOUTHWEST NEAR 7 MPH...11 KM/H. THIS GENERAL

MOTION IS EXPECTED TO CONTINUE THROUGH MONDAY NIGHT.



MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER

GUSTS. GRADUAL WEAKENING IS EXPECTED DURING THE NEXT COUPLE OF

DAYS.



TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM

FROM THE CENTER.



THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES.





HAZARDS AFFECTING LAND

----------------------

RAINFALL...TOTAL RAINFALL OF 2 TO 8 INCHES...WITH ISOLATED HIGHER

AMOUNTS ARE POSSIBLE OVER PARTS OF THE BIG ISLAND THROUGH

MONDAY. THIS HEAVY RAINFALL COULD CAUSE LIFE-THREATENING FLASH

FLOODS...AS WELL AS ROCK AND MUD SLIDES.



SURF...SWELLS ASSOCIATED WITH TROPICAL STORM NIALA WILL PRODUCE

LARGE SURF ALONG EAST AND SOUTHEAST FACING SHORES OF MAINLY THE BIG

ISLAND THROUGH MONDAY.





NEXT ADVISORY

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NEXT COMPLETE ADVISORY...1100 AM HST.



$$

FORECASTER HOUSTON