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BULLETIN
Hurricane Hector Advisory Number  44
NWS Central Pacific Hurricane Center Honolulu HI   EP102018
1100 PM HST Fri Aug 10 2018
 
...HECTOR WEAKENS NORTH OF JOHNSTON ISLAND...
 
 
SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION
-----------------------------------------------
LOCATION...18.7N 169.2W
ABOUT 140 MI...225 KM N OF JOHNSTON ISLAND
ABOUT 595 MI...960 KM SSE OF LISIANSKI ISLAND
MAXIMUM SUSTAINED WINDS...120 MPH...195 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...957 MB...28.26 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Tropical Storm Watch is in effect for...
* Portions of the Papahanaumokuakea Marine National Monument from
Lisianski Island to Pearl and Hermes Atoll.
 
A Tropical Storm Watch means that tropical storm conditions are
possible across the watch area within 48 hours.
 
Interests elsewhere in the Northwestern Hawaiian Islands, from
Pearl and Hermes Atoll to Kure Atoll, should monitor the progress
of Hector.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1100 PM HST (0900 UTC), the center of Hurricane Hector was
located near latitude 18.7 North, longitude 169.2 West. Hector is
moving toward the west-northwest near 12 mph (19 km/h). An increase
in forward speed and a slight turn toward the northwest are expected
on Saturday, with Hector moving toward the northwest through the
weekend. 
 
Maximum sustained winds are near 120 mph (195 km/h) with higher
gusts. Hector is a category 3 hurricane on the Saffir-Simpson
Hurricane Wind Scale. Steady weakening is forecast during the
next couple of days.
 
Hurricane-force winds extend outward up to 35 miles (55 km) from the
center and tropical-storm-force winds extend outward up to 125 miles
(205 km).
 
The estimated minimum central pressure is 957 mb (28.26 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
SURF:  Large north swells generated by Hector will peak at Johnston
Island tonight, then gradually decline on Saturday. Hector will
also produce southeast swells that will spread over portions of the
Northwestern Hawaiian Islands during the next few days. The large
swells will peak between Maro Reef and Lisianski Island Saturday
night and Sunday, and across Pearl and Hermes, Midway Atoll
and Kure Atoll late Sunday into Monday.
 
WIND:  Tropical Storm conditions are possible across Lisianski
Island and Pearl and Hermes Atoll on Sunday.
 
 
NEXT ADVISORY
-------------
Next intermediate advisory at 200 AM HST.
Next complete advisory at 500 AM HST.
 
$$
Forecaster Birchard
 
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