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BULLETIN
HURRICANE OLAF ADVISORY NUMBER  19
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP192015
800 AM PDT MON OCT 19 2015

...OLAF NOW A MAJOR HURRICANE...
...EXPECTED TO CROSS INTO THE CENTRAL PACIFIC BASIN TONIGHT...


SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION
----------------------------------------------
LOCATION...9.9N 137.7W
ABOUT 1345 MI...2160 KM ESE OF HILO HAWAII
MAXIMUM SUSTAINED WINDS...115 MPH...185 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 14 MPH...22 KM/H
MINIMUM CENTRAL PRESSURE...967 MB...28.56 INCHES


WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 800 AM PDT (1500 UTC), the eye of Hurricane Olaf was located
near latitude 9.9 North, longitude 137.7 West. Olaf is moving toward
the west near 14 mph (22 km/h), and this motion is expected to
continue today. A turn toward the west-northwest is forecast
tonight, and a west-northwestward motion is expected to continue
through Wednesday.

Satellite imagery indicates that maximum sustained winds have
increased to near 115 mph (185 km/h) with higher gusts. Olaf is a
category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale.
Additional strengthening is forecast through tonight, with some
fluctuations in intensity possible on Tuesday.

Hurricane force winds extend outward up to 25 miles (35 km) from the
center and tropical storm force winds extend outward up to 140 miles
(220 km).

The estimated minimum central pressure is 967 mb (28.56 inches).


HAZARDS AFFECTING LAND
----------------------
None.


NEXT ADVISORY
-------------
Next complete advisory at 200 PM PDT.

$$
Forecaster Brennan

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