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BULLETIN

HURRICANE IGNACIO ADVISORY NUMBER  22

NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP122015

1100 PM HST SAT AUG 29 2015



...MAJOR HURRICANE IGNACIO CONTINUES MOVING STEADILY NORTHWEST...





SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION

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

LOCATION...17.4N 147.9W

ABOUT 495 MI...800 KM ESE OF HILO HAWAII

ABOUT 705 MI...1135 KM ESE OF HONOLULU HAWAII

MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/H

PRESENT MOVEMENT...NW OR 315 DEGREES AT 8 MPH...13 KM/H

MINIMUM CENTRAL PRESSURE...942 MB...27.82 INCHES





WATCHES AND WARNINGS

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

CHANGES WITH THIS ADVISORY...



NONE.



SUMMARY OF WATCHES AND WARNINGS IN EFFECT...



A TROPICAL STORM WATCH IS IN EFFECT FOR...

* MAUI COUNTY...INCLUDING THE ISLANDS OF MAUI...MOLOKAI...LANAI AND

KAHOOLAWE.

* HAWAII COUNTY



A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE

POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS OF THE

INITIAL ISSUANCE.



INTERESTS ELSEWHERE IN THE MAIN HAWAIIAN ISLANDS SHOULD CONTINUE TO

CLOSELY MONITOR THE PROGRESS OF IGNACIO.



FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR

PRODUCTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN

HONOLULU HAWAII.





DISCUSSION AND 48-HOUR OUTLOOK

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

AT 1100 PM HST...0900 UTC...THE CENTER OF HURRICANE IGNACIO WAS

LOCATED NEAR LATITUDE 17.4 NORTH...LONGITUDE 147.9 WEST. IGNACIO IS

MOVING TOWARD THE NORTHWEST NEAR 8 MPH...13 KM/H...AND THIS MOTION

IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS. ON THE FORECAST

TRACK...THE CENTER OF IGNACIO IS EXPECTED TO PASS TO THE NORTHEAST

OF THE BIG ISLAND ON MONDAY.



MAXIMUM SUSTAINED WINDS ARE NEAR 145 MPH...230 KM/H...WITH HIGHER

GUSTS.  IGNACIO IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON

HURRICANE WIND SCALE. IGNACIO HAS LIKELY REACHED PEAK INTENSITY AND

WILL WEAKEN THROUGH MONDAY.



HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM

THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140

MILES...220 KM.



THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 942 MB...27.82 INCHES.





HAZARDS AFFECTING LAND

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

WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE ON THE BIG ISLAND OF

HAWAII STARTING LATE SUNDAY NIGHT OR EARLY MONDAY...AND STARTING

MONDAY ON MAUI.



RAINFALL...STORM TOTAL RAINFALL AMOUNTS OF 2 TO 4 INCHES...WITH

ISOLATED MAXIMUM AMOUNTS NEAR 6 INCHES MAINLY IN AREAS OF HIGHER

TERRAIN...ARE POSSIBLE IN THE WATCH AREA.



SURF...LARGE SWELLS GENERATED BY IGNACIO WILL ARRIVE ALONG EAST

AND SOUTHEAST FACING SHORES OF THE MAIN HAWAIIAN ISLANDS OVER THE

NEXT SEVERAL DAYS. RESULTANT SURF WILL BE LARGE AND POTENTIALLY

LIFE-THREATENING...ESPECIALLY ON THE BIG ISLAND LATER THIS WEEKEND

AND EARLY NEXT WEEK.





NEXT ADVISORY

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

NEXT INTERMEDIATE ADVISORY...200 AM HST.

NEXT COMPLETE ADVISORY...500 AM HST.



$$

FORECASTER POWELL