WTPA35 PHFO 240240

TCPCP5



BULLETIN

HURRICANE OLAF ADVISORY NUMBER  37

NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI   EP192015

500 PM HST FRI OCT 23 2015



...CATEGORY THREE OLAF PASSING WELL EAST OF THE BIG ISLAND OF

HAWAII...





SUMMARY OF 500 PM HST...0300 UTC...INFORMATION

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

LOCATION...18.2N 145.8W

ABOUT 615 MI...990 KM E OF HILO HAWAII

ABOUT 815 MI...1310 KM ESE OF HONOLULU HAWAII

MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H

PRESENT MOVEMENT...NNE OR 15 DEGREES AT 10 MPH...17 KM/H

MINIMUM CENTRAL PRESSURE...956 MB...28.23 INCHES





WATCHES AND WARNINGS

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

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.





DISCUSSION AND 48-HOUR OUTLOOK

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

AT 500 PM HST...0300 UTC...THE CENTER OF HURRICANE OLAF WAS LOCATED

NEAR LATITUDE 18.2 NORTH...LONGITUDE 145.8 WEST. OLAF IS MOVING

TOWARD THE NORTH-NORTHEAST NEAR 10 MPH...17 KM/H...AND THIS MOTION

IS EXPECTED TO CONTINUE OVER THE NEXT COUPLE OF DAYS...WITH SOME

SLOWING IN FORWARD SPEED.



MAXIMUM SUSTAINED WINDS ARE NEAR 120 MPH...195 KM/H...WITH HIGHER

GUSTS. OLAF IS A CATEGORY THREE HURRICANE ON THE SAFFIR-SIMPSON

HURRICANE WIND SCALE. WEAKENING IS FORECAST OVER THE NEXT COUPLE OF

DAYS.



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

THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175

MILES...280 KM.



THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 956 MB...28.23 INCHES.





HAZARDS AFFECTING LAND

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

SURF...LONG-PERIOD SWELLS GENERATED BY HURRICANE OLAF WILL PRODUCE

LIFE-THREATENING AND POTENTIALLY DAMAGING SURF ALONG EAST FACING

SHORES OF THE HAWAIIAN ISLANDS INTO THIS WEEKEND. SEE PRODUCTS

ISSUED BY THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN HONOLULU

FOR DETAILS.





NEXT ADVISORY

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

NEXT COMPLETE ADVISORY...1100 PM HST.



$$



FORECASTER BIRCHARD