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Hurricane Lane Intermediate Advisory Number 33A
NWS Central Pacific Hurricane Center Honolulu HI EP142018
200 PM HST Wed Aug 22 2018
...DANGEROUS HURRICANE LANE TRACKING WEST-NORTHWEST TO THE SOUTH
OF THE MAIN HAWAIIAN ISLANDS...
SUMMARY OF 200 PM HST...0000 UTC...INFORMATION
ABOUT 275 MI...445 KM S OF KAILUA-KONA HAWAII
ABOUT 400 MI...645 KM SSE OF HONOLULU HAWAII
MAXIMUM SUSTAINED WINDS...150 MPH...240 KM/H
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 8 MPH...13 KM/H
MINIMUM CENTRAL PRESSURE...937 MB...27.67 INCHES
WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY:
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
A Hurricane Warning is in effect for...
* Hawaii County
* Maui County...including the islands of Maui, Lanai, Molokai and
A Hurricane Watch is in effect for...
* Kauai County...including the islands of Kauai and Niihau
A Hurricane Warning means that hurricane conditions are expected
somewhere within the warning area. A warning is typically issued
36 hours before the anticipated first occurrence of tropical-storm-
force winds, conditions that make outside preparations difficult
or dangerous. Preparations to protect life and property should be
rushed to completion.
A Hurricane Watch means that hurricane conditions are possible
within the watch area. A watch is typically issued 48 hours before
the anticipated first occurrence of tropical-storm-force winds,
conditions that make outside preparations difficult or dangerous.
Interests in the the Northwestern Hawaiian Islands should monitor
the progress of Hurricane Lane.
For storm information specific to your area, please monitor
products issued by the National Weather Service office in
DISCUSSION AND OUTLOOK
At 200 PM HST (0000 UTC), the eye of Hurricane Lane was located near
latitude 15.6 North, longitude 156.4 West. Lane is moving toward the
west-northwest near 8 mph (13 km/h). A gradual turn toward the
northwest is expected today and tonight, followed by a more
northward motion on Thursday. A turn back toward the west is
expected on Saturday. On the forecast track, the center of Lane will
move very close to or over the main Hawaiian Islands from Thursday
Maximum sustained winds are near 150 mph (240 km/h) with higher
gusts. Lane is a category 4 hurricane on the Saffir-Simpson
Hurricane Wind Scale. A steady weakening trend is forecast to begin
today, but Lane is expected to remain a dangerous hurricane as it
approaches the islands.
Hurricane-force winds extend outward up to 40 miles (65 km) from
the center and tropical-storm-force winds extend outward up to 140
miles (220 km).
The estimated minimum central pressure is 937 mb (27.67 inches).
HAZARDS AFFECTING LAND
WIND: Tropical storm conditions are expected within the Hurricane
Warning area beginning Thursday morning, with hurricane conditions
expected somewhere within the warning area on Thursday. Tropical
storm conditions are possible within the Hurricane Watch area
beginning Thursday night, with hurricane conditions possible Friday.
RAINFALL: Rainbands from Hurricane Lane are gradually overspreading
the Big Island. Excessive rainfall associated with Lane is expected
to affect portions of the Hawaiian Islands from late today into the
weekend. This could lead to major flash flooding and landslides.
Lane is expected to produce total rain accumulations of 10 to 15
inches with localized amounts in excess of 20 inches over the
SURF: Large swells generated by Lane will impact the Hawaiian
Islands, spreading across the island chain today and tonight.
These swells will produce very large and potentially damaging surf
along exposed west, south and east facing shorelines.
Next complete advisory at 500 PM HST.
Forecaster R Ballard