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BULLETIN
Hurricane Walaka Advisory Number  19
NWS Central Pacific Hurricane Center Honolulu HI   CP012018
1100 PM HST Wed Oct 03 2018
 
...POWERFUL HURRICANE WALAKA CONTINUES TO BATTER PORTIONS
OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT...
 
 
SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION
-----------------------------------------------
LOCATION...24.8N 166.7W
ABOUT 65 MI...110 KM NNW OF FRENCH FRIGATE SHOALS
ABOUT 610 MI...980 KM WNW OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H
PRESENT MOVEMENT...NNE OR 25 DEGREES AT 22 MPH...35 KM/H
MINIMUM CENTRAL PRESSURE...950 MB...28.06 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Hurricane Warning is in effect for...
* Papahanaumokuakea Marine National Monument from French Frigate
Shoals to Maro Reef
 
A Tropical Storm Warning is in effect for...
* Papahanaumokuakea Marine National Monument from Nihoa to French
Frigate Shoals
 
A Hurricane Warning indicates that hurricane conditions are imminent
or occurring somewhere within the warning area.
 
A Tropical Storm Warning indicates that tropical storm conditions
are imminent or occurring within the warning area.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1100 PM HST (0900 UTC), the center of Hurricane Walaka was
located near latitude 24.8 North, longitude 166.7 West. Walaka is
moving toward the north-northeast near 22 mph (35 km/h), and this
general motion is expected to continue through early Thursday
morning. Walaka is forecast to turn toward the north with a slower
forward speed during the day on Thursday, followed by a turn toward
the north-northwest Thursday night. By Friday, it is forecast to
to begin moving toward the north-northeast.
 
Maximum sustained winds are near 125 mph (205 km/h) with higher
gusts. Walaka remains a powerful category 3 hurricane on the
Saffir-Simpson Hurricane Wind Scale. Gradual weakening is expected
through Friday, but Walaka is forecast to remain a hurricane through
Thursday night.
 
Hurricane-force winds extend outward up to 70 miles (110 km) from
the center and tropical-storm-force winds extend outward up to 220
miles (350 km).
 
The estimated minimum central pressure is 950 mb (28.06 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
WIND: Hurricane conditions are occurring over the Papahanaumokuakea
Marine National Monument between French Frigate Shoals and Gardner
Pinnacles. Elsewhere, tropical storm force winds persist over the
remainder of the area between Necker Island and Maro Reef. These
very strong and dangerous winds will likely persist through early
Thursday over most of this region.
 
SURF: Large surf will continue to impact the Papahanaumokuakea
Marine National Monument through Thursday. These large waves are
likely inundating some of the low-lying atolls tonight, especially
from just east of French Frigate Shoals to near Maro Reef.
 
RAINFALL: Torrential rainfall will continue across most of the
Papahanaumokuakea Marine National Monument from Nihoa to French
Frigate Shoals to Maro Reef through early Thursday.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 200 AM HST.
Next complete advisory at 500 AM HST.
 
$$
Forecaster Houston
 
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